diff --git a/docs/2/amelia/index.html b/docs/2/amelia/index.html
index 074e11d8..6add28c9 100755
--- a/docs/2/amelia/index.html
+++ b/docs/2/amelia/index.html
@@ -107,11 +107,11 @@
     <div class="span5 offset1">
       <div class="well">
         <div class="pull-left" style="padding-right: 1em;">
-          <a href="https://carboncostume.com/" target="_blank"><img src="../img/carboncostume.png"></a>
+          <a href="https://carboncostume.com/" rel="noopener" target="_blank"><img src="../img/carboncostume.png"></a>
         </div>
         <div class="clearfix">
-          <h3><a href="https://carboncostume.com/" target="_blank">Carbon Costume</a></h3>
-          <p><a href="https://carboncostume.com/" target="_blank">Costume DIY Guides for Cosplay and Halloween made from Everyday Gear</a></p>
+          <h3><a href="https://carboncostume.com/" rel="noopener" target="_blank">Carbon Costume</a></h3>
+          <p><a href="https://carboncostume.com/" rel="noopener" target="_blank">Costume DIY Guides for Cosplay and Halloween made from Everyday Gear</a></p>
         </div>
       </div>
     </div>
diff --git a/docs/2/cerulean/index.html b/docs/2/cerulean/index.html
index a16b6813..542b269d 100755
--- a/docs/2/cerulean/index.html
+++ b/docs/2/cerulean/index.html
@@ -105,7 +105,7 @@
       <p class="lead">A calm, blue sky.</p>
     </div>
     <div class="span3 offset3 clearfix" style="margin-bottom: 2em;">
-      <a href="https://www.shopify.com/?ref=bootswatch" target="_blank"><img src="../img/shopify-box.png"></a>
+      <a href="https://www.shopify.com/?ref=bootswatch" rel="noopener" target="_blank"><img src="../img/shopify-box.png"></a>
     </div>
   </div>
   <div class="subnav">
diff --git a/docs/2/cosmo/index.html b/docs/2/cosmo/index.html
index 5dd29525..e4770f45 100755
--- a/docs/2/cosmo/index.html
+++ b/docs/2/cosmo/index.html
@@ -105,7 +105,7 @@
       <p class="lead">An ode to Metro.</p>
     </div>
     <div class="span3 offset3 clearfix" style="margin-bottom: 2em;">
-      <a href="https://www.shopify.com/?ref=bootswatch" target="_blank"><img src="../img/shopify-box.png"></a>
+      <a href="https://www.shopify.com/?ref=bootswatch" rel="noopener" target="_blank"><img src="../img/shopify-box.png"></a>
     </div>
   </div>
   <div class="subnav">
diff --git a/docs/2/cyborg/index.html b/docs/2/cyborg/index.html
index 6d979429..d6ee0b14 100755
--- a/docs/2/cyborg/index.html
+++ b/docs/2/cyborg/index.html
@@ -107,11 +107,11 @@
     <div class="span5 offset1">
       <div class="well">
         <div class="pull-left" style="padding-right: 1em;">
-          <a href="https://sharktankshopper.com/" target="_blank"><img src="../img/sharktankshopper.png" style="width: 120px;"></a>
+          <a href="https://sharktankshopper.com/" rel="noopener" target="_blank"><img src="../img/sharktankshopper.png" style="width: 120px;"></a>
         </div>
         <div class="clearfix">
-          <h3><a href="https://sharktankshopper.com/" target="_blank">Shark Tank Shopper</a></h3>
-          <p><a href="https://sharktankshopper.com/" target="_blank">Find products as seen on ABC's television show Shark Tank</a></p>
+          <h3><a href="https://sharktankshopper.com/" rel="noopener" target="_blank">Shark Tank Shopper</a></h3>
+          <p><a href="https://sharktankshopper.com/" rel="noopener" target="_blank">Find products as seen on ABC's television show Shark Tank</a></p>
         </div>
       </div>
     </div>
diff --git a/docs/2/default/index.html b/docs/2/default/index.html
index 66af1e2f..c733bbb3 100755
--- a/docs/2/default/index.html
+++ b/docs/2/default/index.html
@@ -104,7 +104,7 @@
       <p class="lead">The original Bootstrap.</p>
     </div>
     <div class="span3 offset3 clearfix" style="margin-bottom: 2em;">
-      <a href="https://www.shopify.com/?ref=bootswatch" target="_blank"><img src="../img/shopify-box.png"></a>
+      <a href="https://www.shopify.com/?ref=bootswatch" rel="noopener" target="_blank"><img src="../img/shopify-box.png"></a>
     </div>
   </div>
   <div class="subnav">
diff --git a/docs/2/flatly/index.html b/docs/2/flatly/index.html
index 72b01024..e3fd994a 100755
--- a/docs/2/flatly/index.html
+++ b/docs/2/flatly/index.html
@@ -106,7 +106,7 @@
       <p>By <a href="https://jgog.in/">Jenil Gogari</a></p>
     </div>
     <div class="span3 offset3 clearfix" style="margin-bottom: 2em;">
-      <a href="https://www.shopify.com/?ref=bootswatch" target="_blank"><img src="../img/shopify-box.png"></a>
+      <a href="https://www.shopify.com/?ref=bootswatch" rel="noopener" target="_blank"><img src="../img/shopify-box.png"></a>
     </div>
   </div>
   <div class="subnav">
diff --git a/docs/2/index.html b/docs/2/index.html
index 13c0a07c..c48e4a83 100644
--- a/docs/2/index.html
+++ b/docs/2/index.html
@@ -116,11 +116,11 @@
       </div>
       <div class="span4">
         <h3><i class="icon-github"></i> Open Source</h3>
-        <p>Bootstrap themes are licensed under Apache 2.0 and maintained by the community on <a target="_blank" href="https://github.com/thomaspark/bootswatch">GitHub</a>.</p>
+        <p>Bootstrap themes are licensed under Apache 2.0 and maintained by the community on <a rel="noopener" target="_blank" href="https://github.com/thomaspark/bootswatch">GitHub</a>.</p>
       </div>
       <div class="span4">
         <h3><i class="icon-wrench"></i> Tuned for 2.3.2</h3>
-        <p>Swatches are built for and tested with the latest version of Bootstrap. <a target="_blank" href="https://github.com/thomaspark/bootswatch/tags">Older versions</a> are also available for download.</p>
+        <p>Swatches are built for and tested with the latest version of Bootstrap. <a rel="noopener" target="_blank" href="https://github.com/thomaspark/bootswatch/tags">Older versions</a> are also available for download.</p>
       </div>
       <div class="span4">
         <h3><i class="icon-cogs"></i> Modular</h3>
@@ -138,7 +138,7 @@
 
     <div class="row">
       <div class="span6 offset3">
-        <h3><a href="https://www.shopify.com/?ref=bootswatch" target="_blank"><img src="img/shopify-banner.jpg"></a></h3>
+        <h3><a href="https://www.shopify.com/?ref=bootswatch" rel="noopener" target="_blank"><img src="img/shopify-banner.jpg"></a></h3>
       </div>
     </div>
 
@@ -476,7 +476,7 @@
     <div class="row more">
       <div class="span12">
         <h4>Want more?</h4>
-        <p>Check out my personal faves from the paid templates at <a target="_blank" href="https://wrapbootstrap.com/?ref=bsw" title="Marketplace for premium Bootstrap templates" onclick="_gaq.push(['_trackEvent', 'click', 'outbound', 'wrapbootstrap']);">WrapBootstrap</a>.</p>
+        <p>Check out my personal faves from the paid templates at <a rel="noopener" target="_blank" href="https://wrapbootstrap.com/?ref=bsw" title="Marketplace for premium Bootstrap templates" onclick="_gaq.push(['_trackEvent', 'click', 'outbound', 'wrapbootstrap']);">WrapBootstrap</a>.</p>
       </div>
     </div>
 
@@ -484,14 +484,14 @@
 
       <div class="span4">
         <div class="thumbnail">
-          <a target="_blank" href="https://wrapbootstrap.com/preview/WB02634G3?ref=bsw"><img src="https://s3.amazonaws.com/wrapbootstrap/live/products/600x375/WB02634G3.png" alt="Clean Canvas"></a>
+          <a rel="noopener" target="_blank" href="https://wrapbootstrap.com/preview/WB02634G3?ref=bsw"><img src="https://s3.amazonaws.com/wrapbootstrap/live/products/600x375/WB02634G3.png" alt="Clean Canvas"></a>
           <div class="caption">
             <h3>Clean Canvas</h3>
             <p>A beautiful template for showcasing your works.</p>
             <div class="btn-toolbar">
-              <div class="btn-group"><a class="btn btn-large" target="_blank" href="https://wrapbootstrap.com/preview/WB02634G3?ref=bsw">Preview</a></div>
+              <div class="btn-group"><a class="btn btn-large" rel="noopener" target="_blank" href="https://wrapbootstrap.com/preview/WB02634G3?ref=bsw">Preview</a></div>
               <div class="btn-group">
-                <a class="btn btn-large btn-info" target="_blank" href="https://wrapbootstrap.com/theme/clean-canvas-business-theme-WB02634G3?ref=bsw"
+                <a class="btn btn-large btn-info" rel="noopener" target="_blank" href="https://wrapbootstrap.com/theme/clean-canvas-business-theme-WB02634G3?ref=bsw"
                 onClick="_gaq.push(['_trackEvent', 'click', 'outbound', 'wrapbootstrap-cleancanvas']);">Info</a>
               </div>
             </div>
@@ -502,14 +502,14 @@
 
       <div class="span4">
         <div class="thumbnail">
-          <a target="_blank" href="https://wrapbootstrap.com/preview/WB0L500N4?ref=bsw"><img src="https://s3.amazonaws.com/wrapbootstrap/live/products/600x375/WB0L500N4.png" alt="Front Row"></a>
+          <a rel="noopener" target="_blank" href="https://wrapbootstrap.com/preview/WB0L500N4?ref=bsw"><img src="https://s3.amazonaws.com/wrapbootstrap/live/products/600x375/WB0L500N4.png" alt="Front Row"></a>
           <div class="caption">
             <h3>Front Row</h3>
             <p>An elegant single-page template with video background and responsive support.</p>
             <div class="btn-toolbar">
-              <div class="btn-group"><a class="btn btn-large" target="_blank" href="https://wrapbootstrap.com/preview/WB0L500N4?ref=bsw">Preview</a></div>
+              <div class="btn-group"><a class="btn btn-large" rel="noopener" target="_blank" href="https://wrapbootstrap.com/preview/WB0L500N4?ref=bsw">Preview</a></div>
               <div class="btn-group">
-                <a class="btn btn-large btn-info" target="_blank" href="https://wrapbootstrap.com/theme/front-row-one-page-theme-WB0L500N4?ref=bsw"
+                <a class="btn btn-large btn-info" rel="noopener" target="_blank" href="https://wrapbootstrap.com/theme/front-row-one-page-theme-WB0L500N4?ref=bsw"
                 onClick="_gaq.push(['_trackEvent', 'click', 'outbound', 'wrapbootstrap-frontrow']);">Info</a>
               </div>
             </div>
@@ -520,14 +520,14 @@
 
       <div class="span4">
         <div class="thumbnail">
-          <a target="_blank" href="https://wrapbootstrap.com/preview/WB00U99JJ?ref=bsw"><img src="https://s3.amazonaws.com/wrapbootstrap/live/products/600x375/WB00U99JJ.png" alt="Clean Canvas"></a>
+          <a rel="noopener" target="_blank" href="https://wrapbootstrap.com/preview/WB00U99JJ?ref=bsw"><img src="https://s3.amazonaws.com/wrapbootstrap/live/products/600x375/WB00U99JJ.png" alt="Clean Canvas"></a>
           <div class="caption">
             <h3>Base Admin</h3>
             <p>A polished template for an admin dashboard.</p>
             <div class="btn-toolbar">
-              <div class="btn-group"><a class="btn btn-large" target="_blank" href="https://wrapbootstrap.com/preview/WB00U99JJ?ref=bsw">Preview</a></div>
+              <div class="btn-group"><a class="btn btn-large" rel="noopener" target="_blank" href="https://wrapbootstrap.com/preview/WB00U99JJ?ref=bsw">Preview</a></div>
               <div class="btn-group">
-                <a class="btn btn-large btn-info" target="_blank" href="https://wrapbootstrap.com/theme/base-admin-WB00U99JJ?ref=bsw"
+                <a class="btn btn-large btn-info" rel="noopener" target="_blank" href="https://wrapbootstrap.com/theme/base-admin-WB00U99JJ?ref=bsw"
                 onClick="_gaq.push(['_trackEvent', 'click', 'outbound', 'wrapbootstrap-baseadmin']);">Info</a>
               </div>
             </div>
@@ -541,7 +541,7 @@
     <div class="row more">
       <div class="span12">
         <h4>Still looking?</h4>
-        <p>Learn to code your own themes with these books from <a target="_blank" href="https://www.amazon.com/?tag=bootswatch-20">Amazon</a>.</p>
+        <p>Learn to code your own themes with these books from <a rel="noopener" target="_blank" href="https://www.amazon.com/?tag=bootswatch-20">Amazon</a>.</p>
       </div>
     </div>
 
@@ -549,13 +549,13 @@
 
       <div class="span4">
         <div class="thumbnail">
-          <a onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'htmlandcss']);" href="https://www.amazon.com/gp/product/1118008189/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=1118008189" target="_blank"><img src="img/refs/htmlandcss.png" alt="HTML and CSS: Design and Build Websites, by Jon Duckett"></a>
+          <a onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'htmlandcss']);" href="https://www.amazon.com/gp/product/1118008189/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=1118008189" rel="noopener" target="_blank"><img src="img/refs/htmlandcss.png" alt="HTML and CSS: Design and Build Websites, by Jon Duckett"></a>
           <div class="caption">
             <h3>HTML &amp; CSS</h3>
             <p>Jon Duckett</p>
             <div class="btn-toolbar">
               <img src="//www.assoc-amazon.com/e/ir?t=bootswatch-20&amp;l=as2&amp;o=1&amp;a=1118008189" width="1" height="1" alt="" style="border:none !important; margin:0px !important; height: 1px;" />
-              <div class="btn-group"><a class="btn btn-large btn-info" onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'htmlandcss']);" href="https://www.amazon.com/gp/product/1118008189/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=1118008189" target="_blank">Amazon</a></div>
+              <div class="btn-group"><a class="btn btn-large btn-info" onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'htmlandcss']);" href="https://www.amazon.com/gp/product/1118008189/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=1118008189" rel="noopener" target="_blank">Amazon</a></div>
             </div>
           </div>
         </div>
@@ -563,13 +563,13 @@
 
       <div class="span4">
         <div class="thumbnail">
-          <a onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'javascriptandjquery']);" href="https://www.amazon.com/gp/product/1449399029/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=1449399029" target="_blank"><img src="img/refs/javascriptandjquery.png" alt="JavaScript and jQuery: The Missing Manual, by David Sawyer McFarland"></a>
+          <a onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'javascriptandjquery']);" href="https://www.amazon.com/gp/product/1449399029/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=1449399029" rel="noopener" target="_blank"><img src="img/refs/javascriptandjquery.png" alt="JavaScript and jQuery: The Missing Manual, by David Sawyer McFarland"></a>
           <div class="caption">
             <h3>JavaScript &amp; jQuery</h3>
             <p>David Sawyer McFarland</p>
             <div class="btn-toolbar">
               <img src="//www.assoc-amazon.com/e/ir?t=bootswatch-20&amp;l=as2&amp;o=1&amp;a=1449399029" width="1" height="1" alt="" style="border:none !important; margin:0px !important; height: 1px;" />
-              <div class="btn-group"><a class="btn btn-large btn-info" onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'javascriptandjquery']);" href="https://www.amazon.com/gp/product/1449399029/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=1449399029" target="_blank">Amazon</a></div>
+              <div class="btn-group"><a class="btn btn-large btn-info" onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'javascriptandjquery']);" href="https://www.amazon.com/gp/product/1449399029/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=1449399029" rel="noopener" target="_blank">Amazon</a></div>
             </div>
           </div>
         </div>
@@ -577,13 +577,13 @@
 
       <div class="span4">
         <div class="thumbnail">
-          <a onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'beautifulwebdesign']);" href="https://www.amazon.com/gp/product/098057689X/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=098057689X" target="_blank"><img src="img/refs/beautifulwebdesign.png" alt="The Principles of Beautiful Web Design, by Jason Beaird"></a>
+          <a onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'beautifulwebdesign']);" href="https://www.amazon.com/gp/product/098057689X/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=098057689X" rel="noopener" target="_blank"><img src="img/refs/beautifulwebdesign.png" alt="The Principles of Beautiful Web Design, by Jason Beaird"></a>
           <div class="caption">
             <h3>Beautiful Web Design</h3>
             <p>Jason Beaird</p>
             <div class="btn-toolbar">
               <img src="//www.assoc-amazon.com/e/ir?t=bootswatch-20&amp;l=as2&amp;o=1&amp;a=098057689X" width="1" height="1" alt="" style="border:none !important; margin:0px !important; height: 1px;" />
-              <div class="btn-group"><a class="btn btn-large btn-info" onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'beautifulwebdesign']);" href="https://www.amazon.com/gp/product/098057689X/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=098057689X" target="_blank">Amazon</a></div>
+              <div class="btn-group"><a class="btn btn-large btn-info" onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'beautifulwebdesign']);" href="https://www.amazon.com/gp/product/098057689X/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=098057689X" rel="noopener" target="_blank">Amazon</a></div>
             </div>
           </div>
         </div>
@@ -623,9 +623,9 @@
   <script>
 
     var taglines = [
-      'Free themes for <a target="_blank" href="https://getbootstrap.com/2.3.2/">Bootstrap</a>',
-      'Add color to your <a target="_blank" href="https://getbootstrap.com/2.3.2/">Bootstrap</a> site without touching a color picker',
-      'Saving the web from default <a target="_blank" href="https://getbootstrap.com/2.3.2/">Bootstrap</a>'
+      'Free themes for <a rel="noopener" target="_blank" href="https://getbootstrap.com/2.3.2/">Bootstrap</a>',
+      'Add color to your <a rel="noopener" target="_blank" href="https://getbootstrap.com/2.3.2/">Bootstrap</a> site without touching a color picker',
+      'Saving the web from default <a rel="noopener" target="_blank" href="https://getbootstrap.com/2.3.2/">Bootstrap</a>'
     ];
 
     var line = Math.floor((taglines.length) * Math.random());
diff --git a/docs/2/journal/index.html b/docs/2/journal/index.html
index 3804bf01..010f7326 100755
--- a/docs/2/journal/index.html
+++ b/docs/2/journal/index.html
@@ -105,7 +105,7 @@
       <p class="lead">Crisp like a new sheet of paper.</p>
     </div>
     <div class="span3 offset3 clearfix" style="margin-bottom: 2em;">
-      <a href="https://www.shopify.com/?ref=bootswatch" target="_blank"><img src="../img/shopify-box.png"></a>
+      <a href="https://www.shopify.com/?ref=bootswatch" rel="noopener" target="_blank"><img src="../img/shopify-box.png"></a>
     </div>
   </div>
   <div class="subnav">
diff --git a/docs/2/readable/index.html b/docs/2/readable/index.html
index 3e636289..9e70fc4b 100755
--- a/docs/2/readable/index.html
+++ b/docs/2/readable/index.html
@@ -105,7 +105,7 @@
       <p class="lead">Optimized for legibility.</p>
     </div>
     <div class="span3 offset3 clearfix" style="margin-bottom: 2em;">
-      <a href="https://www.shopify.com/?ref=bootswatch" target="_blank"><img src="../img/shopify-box.png"></a>
+      <a href="https://www.shopify.com/?ref=bootswatch" rel="noopener" target="_blank"><img src="../img/shopify-box.png"></a>
     </div>
   </div>
   <div class="subnav">
diff --git a/docs/2/simplex/index.html b/docs/2/simplex/index.html
index 1aa53b61..978e90c7 100755
--- a/docs/2/simplex/index.html
+++ b/docs/2/simplex/index.html
@@ -105,7 +105,7 @@
       <p class="lead">Mini and minimalist.</p>
     </div>
     <div class="span3 offset3 clearfix" style="margin-bottom: 2em;">
-      <a href="https://www.shopify.com/?ref=bootswatch" target="_blank"><img src="../img/shopify-box.png"></a>
+      <a href="https://www.shopify.com/?ref=bootswatch" rel="noopener" target="_blank"><img src="../img/shopify-box.png"></a>
     </div>
   </div>
   <div class="subnav">
diff --git a/docs/2/slate/index.html b/docs/2/slate/index.html
index 400ce2a6..65fbb5ea 100755
--- a/docs/2/slate/index.html
+++ b/docs/2/slate/index.html
@@ -105,7 +105,7 @@
       <p class="lead">Shades of gunmetal gray.</p>
     </div>
     <div class="span3 offset3 clearfix" style="margin-bottom: 2em;">
-      <a href="https://www.shopify.com/?ref=bootswatch" target="_blank"><img src="../img/shopify-box.png"></a>
+      <a href="https://www.shopify.com/?ref=bootswatch" rel="noopener" target="_blank"><img src="../img/shopify-box.png"></a>
     </div>
   </div>
   <div class="subnav">
diff --git a/docs/2/spacelab/index.html b/docs/2/spacelab/index.html
index 2d5892ab..46933248 100755
--- a/docs/2/spacelab/index.html
+++ b/docs/2/spacelab/index.html
@@ -105,7 +105,7 @@
       <p class="lead">Silvery and sleek.</p>
     </div>
     <div class="span3 offset3 clearfix" style="margin-bottom: 2em;">
-      <a href="https://www.shopify.com/?ref=bootswatch" target="_blank"><img src="../img/shopify-box.png"></a>
+      <a href="https://www.shopify.com/?ref=bootswatch" rel="noopener" target="_blank"><img src="../img/shopify-box.png"></a>
     </div>
   </div>
   <div class="subnav">
diff --git a/docs/2/spruce/index.html b/docs/2/spruce/index.html
index cc129fee..dd655e3b 100755
--- a/docs/2/spruce/index.html
+++ b/docs/2/spruce/index.html
@@ -105,7 +105,7 @@
       <p class="lead">Camping in the woods.</p>
     </div>
     <div class="span3 offset3 clearfix" style="margin-bottom: 2em;">
-      <a href="https://www.shopify.com/?ref=bootswatch" target="_blank"><img src="../img/shopify-box.png"></a>
+      <a href="https://www.shopify.com/?ref=bootswatch" rel="noopener" target="_blank"><img src="../img/shopify-box.png"></a>
     </div>
   </div>
   <div class="subnav">
diff --git a/docs/2/superhero/index.html b/docs/2/superhero/index.html
index 9042536b..6b3116b0 100755
--- a/docs/2/superhero/index.html
+++ b/docs/2/superhero/index.html
@@ -105,7 +105,7 @@
       <p class="lead">Batman meets... Aquaman?</p>
     </div>
     <div class="span3 offset3 clearfix" style="margin-bottom: 2em;">
-      <a href="https://www.shopify.com/?ref=bootswatch" target="_blank"><img src="../img/shopify-box.png"></a>
+      <a href="https://www.shopify.com/?ref=bootswatch" rel="noopener" target="_blank"><img src="../img/shopify-box.png"></a>
     </div>
   </div>
   <div class="subnav">
diff --git a/docs/2/swatchmaker/test/test-full.html b/docs/2/swatchmaker/test/test-full.html
index 5e671d5a..a0a56751 100755
--- a/docs/2/swatchmaker/test/test-full.html
+++ b/docs/2/swatchmaker/test/test-full.html
@@ -924,7 +924,7 @@
           ================================================== -->
           <section id="icons">
             <div class="page-header">
-              <h1>Icons <small>by <a href="https://glyphicons.com/" target="_blank">Glyphicons</a></small></h1>
+              <h1>Icons <small>by <a href="https://glyphicons.com/" rel="noopener" target="_blank">Glyphicons</a></small></h1>
             </div>
 
             <ul class="the-icons clearfix">
@@ -2413,8 +2413,8 @@
     <footer class="footer">
       <div class="container">
         <p class="pull-right"><a href="#top">Back to top</a></p>
-        <p>Designed and built with all the love in the world <a href="https://twitter.com/twitter" target="_blank">@twitter</a> by <a href="https://twitter.com/mdo" target="_blank">@mdo</a> and <a href="https://twitter.com/fat" target="_blank">@fat</a>.</p>
-        <p>Code licensed under the <a href="https://www.apache.org/licenses/LICENSE-2.0" target="_blank">Apache License v2.0</a>. Documentation licensed under <a href="https://creativecommons.org/licenses/by/3.0/">CC BY 3.0</a>.</p>
+        <p>Designed and built with all the love in the world <a href="https://twitter.com/twitter" rel="noopener" target="_blank">@twitter</a> by <a href="https://twitter.com/mdo" rel="noopener" target="_blank">@mdo</a> and <a href="https://twitter.com/fat" rel="noopener" target="_blank">@fat</a>.</p>
+        <p>Code licensed under the <a href="https://www.apache.org/licenses/LICENSE-2.0" rel="noopener" target="_blank">Apache License v2.0</a>. Documentation licensed under <a href="https://creativecommons.org/licenses/by/3.0/">CC BY 3.0</a>.</p>
         <p>Icons from <a href="https://glyphicons.com/">Glyphicons Free</a>, licensed under <a href="https://creativecommons.org/licenses/by/3.0/">CC BY 3.0</a>.</p>
         <ul class="footer-links">
           <li><a href="https://blog.getbootstrap.com/">Read the blog</a></li>
diff --git a/docs/2/united/index.html b/docs/2/united/index.html
index 68d48902..dc53923e 100755
--- a/docs/2/united/index.html
+++ b/docs/2/united/index.html
@@ -105,7 +105,7 @@
       <p class="lead">Ubuntu orange and unique font.</p>
     </div>
     <div class="span3 offset3 clearfix" style="margin-bottom: 2em;">
-      <a href="https://www.shopify.com/?ref=bootswatch" target="_blank"><img src="../img/shopify-box.png"></a>
+      <a href="https://www.shopify.com/?ref=bootswatch" rel="noopener" target="_blank"><img src="../img/shopify-box.png"></a>
     </div>
   </div>
   <div class="subnav">
diff --git a/docs/3/cerulean/index.html b/docs/3/cerulean/index.html
index c57c39f3..f02aa788 100644
--- a/docs/3/cerulean/index.html
+++ b/docs/3/cerulean/index.html
@@ -88,8 +88,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
diff --git a/docs/3/cosmo/index.html b/docs/3/cosmo/index.html
index 4b5d4ab5..2b5c7fff 100644
--- a/docs/3/cosmo/index.html
+++ b/docs/3/cosmo/index.html
@@ -88,8 +88,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
diff --git a/docs/3/custom/index.html b/docs/3/custom/index.html
index f2706342..89fde041 100644
--- a/docs/3/custom/index.html
+++ b/docs/3/custom/index.html
@@ -88,8 +88,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
diff --git a/docs/3/cyborg/index.html b/docs/3/cyborg/index.html
index 8343a325..c79c254f 100644
--- a/docs/3/cyborg/index.html
+++ b/docs/3/cyborg/index.html
@@ -88,8 +88,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
diff --git a/docs/3/darkly/index.html b/docs/3/darkly/index.html
index 0b08bc20..2e31ef75 100644
--- a/docs/3/darkly/index.html
+++ b/docs/3/darkly/index.html
@@ -88,8 +88,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
diff --git a/docs/3/default/index.html b/docs/3/default/index.html
index d366eb21..74454173 100644
--- a/docs/3/default/index.html
+++ b/docs/3/default/index.html
@@ -86,8 +86,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
diff --git a/docs/3/flatly/index.html b/docs/3/flatly/index.html
index d85f793d..08fa6a58 100644
--- a/docs/3/flatly/index.html
+++ b/docs/3/flatly/index.html
@@ -88,8 +88,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
diff --git a/docs/3/help/index.html b/docs/3/help/index.html
index 15864e29..f9ba0cd2 100644
--- a/docs/3/help/index.html
+++ b/docs/3/help/index.html
@@ -92,8 +92,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
@@ -104,7 +104,7 @@
       <div class="row">
         <div class="col-lg-9">
             <h1 id="quickstart">Quick Start</h1>
-            <p>Using the themes is as easy as downloading a CSS file and replacing the one that comes with <a href="https://getbootstrap.com/" target="_blank">Bootstrap</a>.</p>
+            <p>Using the themes is as easy as downloading a CSS file and replacing the one that comes with <a href="https://getbootstrap.com/" rel="noopener" target="_blank">Bootstrap</a>.</p>
             <p>The themes are also available via CDN at <a href="https://www.bootstrapcdn.com/bootswatch/">BootstrapCDN</a>.</p>
           </div>
         </div>
@@ -112,7 +112,7 @@
         <div class="row">
           <div class="col-lg-9">
             <h1 id="customization">Customization</h1>
-            <p>To modify a theme or create your own, follow the steps below in your terminal. You'll need to have <a href="https://docs.github.com/en/github/getting-started-with-github/set-up-git" target="_blank">Git</a> and <a href="https://nodejs.org/" target="_blank">Node</a> installed.</p>
+            <p>To modify a theme or create your own, follow the steps below in your terminal. You'll need to have <a href="https://docs.github.com/en/github/getting-started-with-github/set-up-git" rel="noopener" target="_blank">Git</a> and <a href="https://nodejs.org/" rel="noopener" target="_blank">Node</a> installed.</p>
             <ol>
               <li><p>Download the repository: <code>git clone https://github.com/thomaspark/bootswatch.git</code></p></li>
               <li><p>Install dependencies: <code>npm install</code></p></li>
@@ -121,7 +121,7 @@
               <li><p>Type <code>grunt swatch:[theme]</code> to build the CSS for a theme, e.g., <code>grunt swatch:amelia</code> for Amelia. Or type <code>grunt swatch</code> to build them all at once. </p></li>
               <li><p>You can run <code>grunt</code> to start a server, watch for any changes to the LESS files, and automatically build a theme and reload it on change. Run <code>grunt server</code> for just the server, and <code>grunt watch</code> for just the watcher.</p></li>
             </ol>
-            <p>Here are additional tips for <a href="https://www.smashingmagazine.com/2013/03/customizing-bootstrap/" target="_blank">customizing Bootstrap</a>.</p>
+            <p>Here are additional tips for <a href="https://www.smashingmagazine.com/2013/03/customizing-bootstrap/" rel="noopener" target="_blank">customizing Bootstrap</a>.</p>
           </div>
         </div>
 
@@ -154,8 +154,8 @@
             <p></p>
 
             <h1 id="tools">Tools</h1>
-            <p><a href="https://glyphsearch.com/" target="_blank">GlyphSearch</a> is a tool for searching icons from Glyphicons, Font Awesome, and other popular icon font libraries.</p>
-            <p><a href="http://fontcdn.org/" target="_blank">FontCDN</a> is a tool for searching web fonts from Google Fonts.</p>
+            <p><a href="https://glyphsearch.com/" rel="noopener" target="_blank">GlyphSearch</a> is a tool for searching icons from Glyphicons, Font Awesome, and other popular icon font libraries.</p>
+            <p><a href="http://fontcdn.org/" rel="noopener" target="_blank">FontCDN</a> is a tool for searching web fonts from Google Fonts.</p>
 
             <h1 id="support">Support</h1>
             <p>Show your support for Bootswatch by buying official gear.</p>
diff --git a/docs/3/index.html b/docs/3/index.html
index 1572b144..dab19a14 100644
--- a/docs/3/index.html
+++ b/docs/3/index.html
@@ -74,8 +74,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
@@ -125,11 +125,11 @@
           </div>
           <div class="col-lg-4 col-sm-6">
             <h3><i class="fa fa-github"></i> Open Source</h3>
-            <p>Bootstrap themes are released under the MIT License and maintained by the community on <a target="_blank" href="https://github.com/thomaspark/bootswatch">GitHub</a>.</p>
+            <p>Bootstrap themes are released under the MIT License and maintained by the community on <a rel="noopener" target="_blank" href="https://github.com/thomaspark/bootswatch">GitHub</a>.</p>
           </div>
           <div class="col-lg-4 col-sm-6">
             <h3><i class="fa fa-wrench"></i> Tuned for 3.4.1</h3>
-            <p>Themes are built for the latest version of Bootstrap. <a href="../2/">Version 2</a> and <a target="_blank" href="https://github.com/thomaspark/bootswatch/tags">others</a> are also available to download.</p>
+            <p>Themes are built for the latest version of Bootstrap. <a href="../2/">Version 2</a> and <a rel="noopener" target="_blank" href="https://github.com/thomaspark/bootswatch/tags">others</a> are also available to download.</p>
           </div>
           <div class="col-lg-4 col-sm-6">
             <h3><i class="fa fa-cogs"></i> Modular</h3>
@@ -162,19 +162,19 @@
                 <p>A calm blue sky</p>
                 <div class="btn-group"><a class="btn btn-info" href="cerulean/">Preview</a></div>
                 <div class="btn-group">
-                  <a class="btn btn-info" target="_blank" href="cerulean/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cerulean', 'bootstrap.min.css']);">Download</a>
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="cerulean/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cerulean', 'bootstrap.min.css']);">Download</a>
                   <a class="btn btn-info dropdown-toggle" data-toggle="dropdown" href="#">
                     <span class="caret"></span>
                   </a>
                   <ul class="dropdown-menu">
-                    <li><a target="_blank" href="cerulean/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cerulean', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
-                    <li><a target="_blank" href="cerulean/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cerulean', 'bootstrap.css']);">bootstrap.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="cerulean/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cerulean', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="cerulean/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cerulean', 'bootstrap.css']);">bootstrap.css</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="cerulean/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cerulean', 'variables.less']);">variables.less</a></li>
-                    <li><a target="_blank" href="cerulean/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cerulean', 'bootswatch.less']);">bootswatch.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="cerulean/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cerulean', 'variables.less']);">variables.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="cerulean/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cerulean', 'bootswatch.less']);">bootswatch.less</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="cerulean/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cerulean', '_variables.scss']);">_variables.scss</a></li>
-                    <li><a target="_blank" href="cerulean/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cerulean', '_bootswatch.scss']);">_bootswatch.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="cerulean/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cerulean', '_variables.scss']);">_variables.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="cerulean/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cerulean', '_bootswatch.scss']);">_bootswatch.scss</a></li>
                   </ul>
                 </div>
               </div>
@@ -191,19 +191,19 @@
                 <p>An ode to Metro</p>
                 <div class="btn-group"><a class="btn btn-info" href="cosmo/">Preview</a></div>
                 <div class="btn-group">
-                  <a class="btn btn-info" target="_blank" href="cosmo/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cosmo', 'bootstrap.min.css']);">Download</a>
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="cosmo/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cosmo', 'bootstrap.min.css']);">Download</a>
                   <a class="btn btn-info dropdown-toggle" data-toggle="dropdown" href="#">
                     <span class="caret"></span>
                   </a>
                   <ul class="dropdown-menu">
-                    <li><a target="_blank" href="cosmo/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cosmo', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
-                    <li><a target="_blank" href="cosmo/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cosmo', 'bootstrap.css']);">bootstrap.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="cosmo/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cosmo', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="cosmo/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cosmo', 'bootstrap.css']);">bootstrap.css</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="cosmo/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cosmo', 'variables.less']);">variables.less</a></li>
-                    <li><a target="_blank" href="cosmo/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cosmo', 'bootswatch.less']);">bootswatch.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="cosmo/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cosmo', 'variables.less']);">variables.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="cosmo/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cosmo', 'bootswatch.less']);">bootswatch.less</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="cosmo/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cosmo', '_variables.scss']);">_variables.scss</a></li>
-                    <li><a target="_blank" href="cosmo/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cosmo', '_bootswatch.scss']);">_bootswatch.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="cosmo/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cosmo', '_variables.scss']);">_variables.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="cosmo/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cosmo', '_bootswatch.scss']);">_bootswatch.scss</a></li>
                   </ul>
                 </div>
               </div>
@@ -220,20 +220,20 @@
                 <p>Jet black and electric blue</p>
                 <div class="btn-group"><a class="btn btn-info" href="cyborg/">Preview</a></div>
                 <div class="btn-group">
-                  <a class="btn btn-info" target="_blank" href="cyborg/bootstrap.min.css"
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="cyborg/bootstrap.min.css"
                   onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cyborg', 'bootstrap.min.css']);">Download</a>
                   <a class="btn btn-info dropdown-toggle" data-toggle="dropdown" href="#">
                     <span class="caret"></span>
                   </a>
                   <ul class="dropdown-menu">
-                    <li><a target="_blank" href="cyborg/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cyborg', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
-                    <li><a target="_blank" href="cyborg/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cyborg', 'bootstrap.css']);">bootstrap.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="cyborg/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cyborg', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="cyborg/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cyborg', 'bootstrap.css']);">bootstrap.css</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="cyborg/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cyborg', 'variables.less']);">variables.less</a></li>
-                    <li><a target="_blank" href="cyborg/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cyborg', 'bootswatch.less']);">bootswatch.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="cyborg/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cyborg', 'variables.less']);">variables.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="cyborg/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cyborg', 'bootswatch.less']);">bootswatch.less</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="cyborg/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cyborg', '_variables.scss']);">_variables.scss</a></li>
-                    <li><a target="_blank" href="cyborg/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cyborg', '_bootswatch.scss']);">_bootswatch.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="cyborg/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cyborg', '_variables.scss']);">_variables.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="cyborg/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'cyborg', '_bootswatch.scss']);">_bootswatch.scss</a></li>
                   </ul>
                 </div>
               </div>
@@ -250,20 +250,20 @@
                 <p>Flatly in night mode</p>
                 <div class="btn-group"><a class="btn btn-info" href="darkly/">Preview</a></div>
                 <div class="btn-group">
-                  <a class="btn btn-info" target="_blank" href="darkly/bootstrap.min.css"
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="darkly/bootstrap.min.css"
                   onClick="_gaq.push(['_trackEvent', 'bootswatch', 'darkly', 'bootstrap.min.css']);">Download</a>
                   <a class="btn btn-info dropdown-toggle" data-toggle="dropdown" href="#">
                     <span class="caret"></span>
                   </a>
                   <ul class="dropdown-menu">
-                    <li><a target="_blank" href="darkly/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'darkly', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
-                    <li><a target="_blank" href="darkly/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'darkly', 'bootstrap.css']);">bootstrap.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="darkly/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'darkly', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="darkly/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'darkly', 'bootstrap.css']);">bootstrap.css</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="darkly/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'darkly', 'variables.less']);">variables.less</a></li>
-                    <li><a target="_blank" href="darkly/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'darkly', 'bootswatch.less']);">bootswatch.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="darkly/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'darkly', 'variables.less']);">variables.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="darkly/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'darkly', 'bootswatch.less']);">bootswatch.less</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="darkly/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'darkly', '_variables.scss']);">_variables.scss</a></li>
-                    <li><a target="_blank" href="darkly/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'darkly', '_bootswatch.scss']);">_bootswatch.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="darkly/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'darkly', '_variables.scss']);">_variables.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="darkly/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'darkly', '_bootswatch.scss']);">_bootswatch.scss</a></li>
                   </ul>
                 </div>
               </div>
@@ -280,20 +280,20 @@
                 <p>Flat and modern</p>
                 <div class="btn-group"><a class="btn btn-info" href="flatly/">Preview</a></div>
                 <div class="btn-group">
-                  <a class="btn btn-info" target="_blank" href="flatly/bootstrap.min.css"
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="flatly/bootstrap.min.css"
                   onClick="_gaq.push(['_trackEvent', 'bootswatch', 'flatly', 'bootstrap.min.css']);">Download</a>
                   <a class="btn btn-info dropdown-toggle" data-toggle="dropdown" href="#">
                     <span class="caret"></span>
                   </a>
                   <ul class="dropdown-menu">
-                    <li><a target="_blank" href="flatly/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'flatly', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
-                    <li><a target="_blank" href="flatly/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'flatly', 'bootstrap.css']);">bootstrap.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="flatly/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'flatly', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="flatly/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'flatly', 'bootstrap.css']);">bootstrap.css</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="flatly/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'flatly', 'variables.less']);">variables.less</a></li>
-                    <li><a target="_blank" href="flatly/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'flatly', 'bootswatch.less']);">bootswatch.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="flatly/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'flatly', 'variables.less']);">variables.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="flatly/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'flatly', 'bootswatch.less']);">bootswatch.less</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="flatly/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'flatly', '_variables.scss']);">_variables.scss</a></li>
-                    <li><a target="_blank" href="flatly/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'flatly', '_bootswatch.scss']);">_bootswatch.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="flatly/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'flatly', '_variables.scss']);">_variables.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="flatly/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'flatly', '_bootswatch.scss']);">_bootswatch.scss</a></li>
                   </ul>
                 </div>
               </div>
@@ -310,20 +310,20 @@
                 <p>Crisp like a new sheet of paper</p>
                 <div class="btn-group"><a class="btn btn-info" href="journal/">Preview</a></div>
                 <div class="btn-group">
-                  <a class="btn btn-info" target="_blank" href="journal/bootstrap.min.css"
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="journal/bootstrap.min.css"
                   onClick="_gaq.push(['_trackEvent', 'bootswatch', 'journal', 'bootstrap.min.css']);">Download</a>
                   <a class="btn btn-info dropdown-toggle" data-toggle="dropdown" href="#">
                     <span class="caret"></span>
                   </a>
                   <ul class="dropdown-menu">
-                    <li><a target="_blank" href="journal/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'journal', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
-                    <li><a target="_blank" href="journal/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'journal', 'bootstrap.css']);">bootstrap.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="journal/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'journal', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="journal/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'journal', 'bootstrap.css']);">bootstrap.css</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="journal/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'journal', 'variables.less']);">variables.less</a></li>
-                    <li><a target="_blank" href="journal/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'journal', 'bootswatch.less']);">bootswatch.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="journal/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'journal', 'variables.less']);">variables.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="journal/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'journal', 'bootswatch.less']);">bootswatch.less</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="journal/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'journal', '_variables.scss']);">_variables.scss</a></li>
-                    <li><a target="_blank" href="journal/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'journal', '_bootswatch.scss']);">_bootswatch.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="journal/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'journal', '_variables.scss']);">_variables.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="journal/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'journal', '_bootswatch.scss']);">_bootswatch.scss</a></li>
                   </ul>
                 </div>
               </div>
@@ -340,19 +340,19 @@
                 <p>Light and shadow</p>
                 <div class="btn-group"><a class="btn btn-info" href="lumen/">Preview</a></div>
                 <div class="btn-group">
-                  <a class="btn btn-info" target="_blank" href="lumen/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'lumen', 'bootstrap.min.css']);">Download</a>
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="lumen/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'lumen', 'bootstrap.min.css']);">Download</a>
                   <a class="btn btn-info dropdown-toggle" data-toggle="dropdown" href="#">
                     <span class="caret"></span>
                   </a>
                   <ul class="dropdown-menu">
-                    <li><a target="_blank" href="lumen/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'lumen', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
-                    <li><a target="_blank" href="lumen/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'lumen', 'bootstrap.css']);">bootstrap.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="lumen/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'lumen', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="lumen/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'lumen', 'bootstrap.css']);">bootstrap.css</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="lumen/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'lumen', 'variables.less']);">variables.less</a></li>
-                    <li><a target="_blank" href="lumen/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'lumen', 'bootswatch.less']);">bootswatch.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="lumen/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'lumen', 'variables.less']);">variables.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="lumen/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'lumen', 'bootswatch.less']);">bootswatch.less</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="lumen/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'lumen', '_variables.scss']);">_variables.scss</a></li>
-                    <li><a target="_blank" href="lumen/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'lumen', '_bootswatch.scss']);">_bootswatch.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="lumen/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'lumen', '_variables.scss']);">_variables.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="lumen/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'lumen', '_bootswatch.scss']);">_bootswatch.scss</a></li>
                   </ul>
                 </div>
               </div>
@@ -369,20 +369,20 @@
                 <p>Material is the metaphor</p>
                 <div class="btn-group"><a class="btn btn-info" href="paper/">Preview</a></div>
                 <div class="btn-group">
-                  <a class="btn btn-info" target="_blank" href="paper/bootstrap.min.css"
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="paper/bootstrap.min.css"
                   onClick="_gaq.push(['_trackEvent', 'bootswatch', 'paper', 'bootstrap.min.css']);">Download</a>
                   <a class="btn btn-info dropdown-toggle" data-toggle="dropdown" href="#">
                     <span class="caret"></span>
                   </a>
                   <ul class="dropdown-menu">
-                    <li><a target="_blank" href="paper/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'paper', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
-                    <li><a target="_blank" href="paper/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'paper', 'bootstrap.css']);">bootstrap.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="paper/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'paper', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="paper/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'paper', 'bootstrap.css']);">bootstrap.css</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="paper/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'paper', 'variables.less']);">variables.less</a></li>
-                    <li><a target="_blank" href="paper/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'paper', 'bootswatch.less']);">bootswatch.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="paper/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'paper', 'variables.less']);">variables.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="paper/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'paper', 'bootswatch.less']);">bootswatch.less</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="paper/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'paper', '_variables.scss']);">_variables.scss</a></li>
-                    <li><a target="_blank" href="paper/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'paper', '_bootswatch.scss']);">_bootswatch.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="paper/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'paper', '_variables.scss']);">_variables.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="paper/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'paper', '_bootswatch.scss']);">_bootswatch.scss</a></li>
                   </ul>
                 </div>
               </div>
@@ -399,20 +399,20 @@
                 <p>Optimized for legibility</p>
                 <div class="btn-group"><a class="btn btn-info" href="readable/">Preview</a></div>
                 <div class="btn-group">
-                  <a class="btn btn-info" target="_blank" href="readable/bootstrap.min.css"
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="readable/bootstrap.min.css"
                   onClick="_gaq.push(['_trackEvent', 'bootswatch', 'readable', 'bootstrap.min.css']);">Download</a>
                   <a class="btn btn-info dropdown-toggle" data-toggle="dropdown" href="#">
                     <span class="caret"></span>
                   </a>
                   <ul class="dropdown-menu">
-                    <li><a target="_blank" href="readable/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'readable', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
-                    <li><a target="_blank" href="readable/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'readable', 'bootstrap.css']);">bootstrap.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="readable/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'readable', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="readable/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'readable', 'bootstrap.css']);">bootstrap.css</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="readable/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'readable', 'variables.less']);">variables.less</a></li>
-                    <li><a target="_blank" href="readable/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'readable', 'bootswatch.less']);">bootswatch.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="readable/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'readable', 'variables.less']);">variables.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="readable/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'readable', 'bootswatch.less']);">bootswatch.less</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="readable/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'readable', '_variables.scss']);">_variables.scss</a></li>
-                    <li><a target="_blank" href="readable/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'readable', '_bootswatch.scss']);">_bootswatch.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="readable/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'readable', '_variables.scss']);">_variables.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="readable/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'readable', '_bootswatch.scss']);">_bootswatch.scss</a></li>
                   </ul>
                 </div>
               </div>
@@ -429,21 +429,21 @@
                 <p>A touch of warmth</p>
                 <div class="btn-group"><a class="btn btn-info" href="sandstone/">Preview</a></div>
                 <div class="btn-group">
-                  <a class="btn btn-info" target="_blank" href="sandstone/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'sandstone', 'bootstrap.min.css']);">Download</a>
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="sandstone/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'sandstone', 'bootstrap.min.css']);">Download</a>
                   <a class="btn btn-info dropdown-toggle" data-toggle="dropdown" href="#">
                     <span class="caret"></span>
                   </a>
                   <ul class="dropdown-menu">
-                    <li><a target="_blank" href="sandstone/bootstrap.min.css"
+                    <li><a rel="noopener" target="_blank" href="sandstone/bootstrap.min.css"
                       onClick="_gaq.push(['_trackEvent', 'bootswatch', 'sandstone', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
-                    <li><a target="_blank" href="sandstone/bootstrap.css"
+                    <li><a rel="noopener" target="_blank" href="sandstone/bootstrap.css"
                       onClick="_gaq.push(['_trackEvent', 'bootswatch', 'sandstone', 'bootstrap.css']);">bootstrap.css</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="sandstone/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'sandstone', 'variables.less']);">variables.less</a></li>
-                    <li><a target="_blank" href="sandstone/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'sandstone', 'bootswatch.less']);">bootswatch.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="sandstone/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'sandstone', 'variables.less']);">variables.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="sandstone/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'sandstone', 'bootswatch.less']);">bootswatch.less</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="sandstone/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'sandstone', '_variables.scss']);">_variables.scss</a></li>
-                    <li><a target="_blank" href="sandstone/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'sandstone', '_bootswatch.scss']);">_bootswatch.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="sandstone/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'sandstone', '_variables.scss']);">_variables.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="sandstone/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'sandstone', '_bootswatch.scss']);">_bootswatch.scss</a></li>
                   </ul>
                 </div>
               </div>
@@ -460,20 +460,20 @@
                 <p>Mini and minimalist</p>
                 <div class="btn-group"><a class="btn btn-info" href="simplex/">Preview</a></div>
                 <div class="btn-group">
-                  <a class="btn btn-info" target="_blank" href="simplex/bootstrap.min.css"
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="simplex/bootstrap.min.css"
                   onClick="_gaq.push(['_trackEvent', 'bootswatch', 'simplex', 'bootstrap.min.css']);">Download</a>
                   <a class="btn btn-info dropdown-toggle" data-toggle="dropdown" href="#">
                     <span class="caret"></span>
                   </a>
                   <ul class="dropdown-menu">
-                    <li><a target="_blank" href="simplex/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'simplex', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
-                    <li><a target="_blank" href="simplex/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'simplex', 'bootstrap.css']);">bootstrap.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="simplex/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'simplex', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="simplex/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'simplex', 'bootstrap.css']);">bootstrap.css</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="simplex/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'simplex', 'variables.less']);">variables.less</a></li>
-                    <li><a target="_blank" href="simplex/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'simplex', 'bootswatch.less']);">bootswatch.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="simplex/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'simplex', 'variables.less']);">variables.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="simplex/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'simplex', 'bootswatch.less']);">bootswatch.less</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="simplex/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'simplex', '_variables.scss']);">_variables.scss</a></li>
-                    <li><a target="_blank" href="simplex/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'simplex', '_bootswatch.scss']);">_bootswatch.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="simplex/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'simplex', '_variables.scss']);">_variables.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="simplex/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'simplex', '_bootswatch.scss']);">_bootswatch.scss</a></li>
                   </ul>
                 </div>
               </div>
@@ -490,20 +490,20 @@
                 <p>Shades of gunmetal gray</p>
                 <div class="btn-group"><a class="btn btn-info" href="slate/">Preview</a></div>
                 <div class="btn-group">
-                  <a class="btn btn-info" target="_blank" href="slate/bootstrap.min.css"
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="slate/bootstrap.min.css"
                   onClick="_gaq.push(['_trackEvent', 'bootswatch', 'slate', 'bootstrap.min.css']);">Download</a>
                   <a class="btn btn-info dropdown-toggle" data-toggle="dropdown" href="#">
                     <span class="caret"></span>
                   </a>
                   <ul class="dropdown-menu">
-                    <li><a target="_blank" href="slate/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'slate', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
-                    <li><a target="_blank" href="slate/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'slate', 'bootstrap.css']);">bootstrap.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="slate/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'slate', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="slate/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'slate', 'bootstrap.css']);">bootstrap.css</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="slate/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'slate', 'variables.less']);">variables.less</a></li>
-                    <li><a target="_blank" href="slate/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'slate', 'bootswatch.less']);">bootswatch.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="slate/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'slate', 'variables.less']);">variables.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="slate/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'slate', 'bootswatch.less']);">bootswatch.less</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="slate/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'slate', '_variables.scss']);">_variables.scss</a></li>
-                    <li><a target="_blank" href="slate/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'slate', '_bootswatch.scss']);">_bootswatch.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="slate/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'slate', '_variables.scss']);">_variables.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="slate/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'slate', '_bootswatch.scss']);">_bootswatch.scss</a></li>
                   </ul>
                 </div>
 
@@ -520,20 +520,20 @@
                 <p>Silvery and sleek</p>
                 <div class="btn-group"><a class="btn btn-info" href="spacelab/">Preview</a></div>
                 <div class="btn-group">
-                  <a class="btn btn-info" target="_blank" href="spacelab/bootstrap.min.css"
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="spacelab/bootstrap.min.css"
                   onClick="_gaq.push(['_trackEvent', 'bootswatch', 'spacelab', 'bootstrap.min.css']);">Download</a>
                   <a class="btn btn-info dropdown-toggle" data-toggle="dropdown" href="#">
                     <span class="caret"></span>
                   </a>
                   <ul class="dropdown-menu">
-                    <li><a target="_blank" href="spacelab/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'spacelab', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
-                    <li><a target="_blank" href="spacelab/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'spacelab', 'bootstrap.css']);">bootstrap.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="spacelab/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'spacelab', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="spacelab/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'spacelab', 'bootstrap.css']);">bootstrap.css</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="spacelab/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'spacelab', 'variables.less']);">variables.less</a></li>
-                    <li><a target="_blank" href="spacelab/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'spacelab', 'bootswatch.less']);">bootswatch.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="spacelab/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'spacelab', 'variables.less']);">variables.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="spacelab/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'spacelab', 'bootswatch.less']);">bootswatch.less</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="spacelab/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'spacelab', '_variables.scss']);">_variables.scss</a></li>
-                    <li><a target="_blank" href="spacelab/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'spacelab', '_bootswatch.scss']);">_bootswatch.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="spacelab/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'spacelab', '_variables.scss']);">_variables.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="spacelab/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'spacelab', '_bootswatch.scss']);">_bootswatch.scss</a></li>
                   </ul>
                 </div>
               </div>
@@ -550,20 +550,20 @@
                 <p>The brave and the blue</p>
                 <div class="btn-group"><a class="btn btn-info" href="superhero/">Preview</a></div>
                 <div class="btn-group">
-                  <a class="btn btn-info" target="_blank" href="superhero/bootstrap.min.css"
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="superhero/bootstrap.min.css"
                   onClick="_gaq.push(['_trackEvent', 'bootswatch', 'superhero', 'bootstrap.min.css']);">Download</a>
                   <a class="btn btn-info dropdown-toggle" data-toggle="dropdown" href="#">
                     <span class="caret"></span>
                   </a>
                   <ul class="dropdown-menu">
-                    <li><a target="_blank" href="superhero/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'superhero', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
-                    <li><a target="_blank" href="superhero/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'superhero', 'bootstrap.css']);">bootstrap.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="superhero/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'superhero', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="superhero/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'superhero', 'bootstrap.css']);">bootstrap.css</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="superhero/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'superhero', 'variables.less']);">variables.less</a></li>
-                    <li><a target="_blank" href="superhero/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'superhero', 'bootswatch.less']);">bootswatch.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="superhero/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'superhero', 'variables.less']);">variables.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="superhero/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'superhero', 'bootswatch.less']);">bootswatch.less</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="superhero/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'superhero', '_variables.scss']);">_variables.scss</a></li>
-                    <li><a target="_blank" href="superhero/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'superhero', '_bootswatch.scss']);">_bootswatch.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="superhero/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'superhero', '_variables.scss']);">_variables.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="superhero/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'superhero', '_bootswatch.scss']);">_bootswatch.scss</a></li>
                   </ul>
                 </div>
               </div>
@@ -580,20 +580,20 @@
                 <p>Ubuntu orange and unique font</p>
                 <div class="btn-group"><a class="btn btn-info" href="united/">Preview</a></div>
                 <div class="btn-group">
-                  <a class="btn btn-info" target="_blank" href="united/bootstrap.min.css"
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="united/bootstrap.min.css"
                   onClick="_gaq.push(['_trackEvent', 'bootswatch', 'united', 'bootstrap.min.css']);">Download</a>
                   <a class="btn btn-info dropdown-toggle" data-toggle="dropdown" href="#">
                     <span class="caret"></span>
                   </a>
                   <ul class="dropdown-menu">
-                    <li><a target="_blank" href="united/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'united', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
-                    <li><a target="_blank" href="united/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'united', 'bootstrap.css']);">bootstrap.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="united/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'united', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="united/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'united', 'bootstrap.css']);">bootstrap.css</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="united/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'united', 'variables.less']);">variables.less</a></li>
-                    <li><a target="_blank" href="united/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'united', 'bootswatch.less']);">bootswatch.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="united/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'united', 'variables.less']);">variables.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="united/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'united', 'bootswatch.less']);">bootswatch.less</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="united/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'united', '_variables.scss']);">_variables.scss</a></li>
-                    <li><a target="_blank" href="united/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'united', '_bootswatch.scss']);">_bootswatch.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="united/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'united', '_variables.scss']);">_variables.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="united/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'united', '_bootswatch.scss']);">_bootswatch.scss</a></li>
                   </ul>
                 </div>
               </div>
@@ -610,20 +610,20 @@
                 <p>A friendly foundation</p>
                 <div class="btn-group"><a class="btn btn-info" href="yeti/">Preview</a></div>
                 <div class="btn-group">
-                  <a class="btn btn-info" target="_blank" href="yeti/bootstrap.min.css"
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="yeti/bootstrap.min.css"
                   onClick="_gaq.push(['_trackEvent', 'bootswatch', 'yeti', 'bootstrap.min.css']);">Download</a>
                   <a class="btn btn-info dropdown-toggle" data-toggle="dropdown" href="#">
                     <span class="caret"></span>
                   </a>
                   <ul class="dropdown-menu">
-                    <li><a target="_blank" href="yeti/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'yeti', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
-                    <li><a target="_blank" href="yeti/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'yeti', 'bootstrap.css']);">bootstrap.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="yeti/bootstrap.min.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'yeti', 'bootstrap.min.css']);">bootstrap.min.css</a></li>
+                    <li><a rel="noopener" target="_blank" href="yeti/bootstrap.css" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'yeti', 'bootstrap.css']);">bootstrap.css</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="yeti/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'yeti', 'variables.less']);">variables.less</a></li>
-                    <li><a target="_blank" href="yeti/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'yeti', 'bootswatch.less']);">bootswatch.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="yeti/variables.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'yeti', 'variables.less']);">variables.less</a></li>
+                    <li><a rel="noopener" target="_blank" href="yeti/bootswatch.less" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'yeti', 'bootswatch.less']);">bootswatch.less</a></li>
                     <li class="divider"></li>
-                    <li><a target="_blank" href="yeti/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'yeti', '_variables.scss']);">_variables.scss</a></li>
-                    <li><a target="_blank" href="yeti/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'yeti', '_bootswatch.scss']);">_bootswatch.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="yeti/_variables.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'yeti', '_variables.scss']);">_variables.scss</a></li>
+                    <li><a rel="noopener" target="_blank" href="yeti/_bootswatch.scss" onClick="_gaq.push(['_trackEvent', 'bootswatch', 'yeti', '_bootswatch.scss']);">_bootswatch.scss</a></li>
                   </ul>
                 </div>
               </div>
@@ -640,20 +640,20 @@
 
           <div class="col-lg-12">
             <h1>Want more?</h1>
-            <p class="lead">Check out these favorites from the paid templates at <a target="_blank" href="https://wrapbootstrap.com/?ref=bsw" title="Marketplace for premium Bootstrap templates" onclick="_gaq.push(['_trackEvent', 'click', 'outbound', 'wrapbootstrap']);">WrapBootstrap</a>.</p>
+            <p class="lead">Check out these favorites from the paid templates at <a rel="noopener" target="_blank" href="https://wrapbootstrap.com/?ref=bsw" title="Marketplace for premium Bootstrap templates" onclick="_gaq.push(['_trackEvent', 'click', 'outbound', 'wrapbootstrap']);">WrapBootstrap</a>.</p>
           </div>
 
           <div class="col-lg-4 col-sm-4">
             <div class="preview">
               <div class="image">
-                <a target="_blank" href="https://wrapbootstrap.com/preview/WB0K176S9?ref=bsw"><img class="img-responsive" src="https://s3.amazonaws.com/wrapbootstrap/live/products/icons/WB0K176S9.jpg" alt="Front Row"></a>
+                <a rel="noopener" target="_blank" href="https://wrapbootstrap.com/preview/WB0K176S9?ref=bsw"><img class="img-responsive" src="https://s3.amazonaws.com/wrapbootstrap/live/products/icons/WB0K176S9.jpg" alt="Front Row"></a>
               </div>
               <div class="options">
                 <h3>React</h3>
                 <p>A business theme</p>
                 <div>
-                  <a class="btn btn-info" target="_blank" href="https://wrapbootstrap.com/preview/WB0K176S9?ref=bsw">Preview</a>
-                  <a class="btn btn-info" target="_blank" href="https://wrapbootstrap.com/theme/react-business-theme-WB0K176S9?ref=bsw" onClick="_gaq.push(['_trackEvent', 'click', 'outbound', 'wrapbootstrap-react']);">Info</a>
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="https://wrapbootstrap.com/preview/WB0K176S9?ref=bsw">Preview</a>
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="https://wrapbootstrap.com/theme/react-business-theme-WB0K176S9?ref=bsw" onClick="_gaq.push(['_trackEvent', 'click', 'outbound', 'wrapbootstrap-react']);">Info</a>
                 </div>
               </div>
             </div>
@@ -662,14 +662,14 @@
           <div class="col-lg-4 col-sm-4">
             <div class="preview">
               <div class="image">
-                <a target="_blank" href="https://wrapbootstrap.com/preview/WB01649B4?ref=bsw"><img class="img-responsive" src="https://s3.amazonaws.com/wrapbootstrap/live/products/600x375/WB01649B4.png" alt="Clean Canvas"></a>
+                <a rel="noopener" target="_blank" href="https://wrapbootstrap.com/preview/WB01649B4?ref=bsw"><img class="img-responsive" src="https://s3.amazonaws.com/wrapbootstrap/live/products/600x375/WB01649B4.png" alt="Clean Canvas"></a>
               </div>
               <div class="options">
                 <h3>Zerif</h3>
                 <p>A responsive one-page theme</p>
                 <div>
-                  <a class="btn btn-info" target="_blank" href="https://wrapbootstrap.com/preview/WB01649B4?ref=bsw">Preview</a>
-                  <a class="btn btn-info" target="_blank" href="https://wrapbootstrap.com/theme/zerif-responsive-one-page-theme-WB01649B4?ref=bsw" onClick="_gaq.push(['_trackEvent', 'click', 'outbound', 'wrapbootstrap-zerif']);">Info</a>
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="https://wrapbootstrap.com/preview/WB01649B4?ref=bsw">Preview</a>
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="https://wrapbootstrap.com/theme/zerif-responsive-one-page-theme-WB01649B4?ref=bsw" onClick="_gaq.push(['_trackEvent', 'click', 'outbound', 'wrapbootstrap-zerif']);">Info</a>
                 </div>
               </div>
             </div>
@@ -678,14 +678,14 @@
           <div class="col-lg-4 col-sm-4">
             <div class="preview">
               <div class="image">
-                <a target="_blank" class="img-responsive" href="https://wrapbootstrap.com/preview/WB09JXK43?ref=bsw"><img class="img-responsive" src="https://s3.amazonaws.com/wrapbootstrap/live/products/600x375/WB09JXK43.png" alt="Clean Canvas"></a>
+                <a rel="noopener" target="_blank" class="img-responsive" href="https://wrapbootstrap.com/preview/WB09JXK43?ref=bsw"><img class="img-responsive" src="https://s3.amazonaws.com/wrapbootstrap/live/products/600x375/WB09JXK43.png" alt="Clean Canvas"></a>
               </div>
               <div class="options">
                 <h3>Kingboard</h3>
                 <p>A responsive admin dashboard</p>
                 <div>
-                  <a class="btn btn-info" target="_blank" href="https://wrapbootstrap.com/preview/WB09JXK43?ref=bsw">Preview</a>
-                  <a class="btn btn-info" target="_blank" href="https://wrapbootstrap.com/theme/kingboard-responsive-admin-dashboard-WB09JXK43?ref=bsw" onClick="_gaq.push(['_trackEvent', 'click', 'outbound', 'wrapbootstrap-kingboard']);">Info</a>
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="https://wrapbootstrap.com/preview/WB09JXK43?ref=bsw">Preview</a>
+                  <a class="btn btn-info" rel="noopener" target="_blank" href="https://wrapbootstrap.com/theme/kingboard-responsive-admin-dashboard-WB09JXK43?ref=bsw" onClick="_gaq.push(['_trackEvent', 'click', 'outbound', 'wrapbootstrap-kingboard']);">Info</a>
                 </div>
               </div>
             </div>
@@ -696,12 +696,12 @@
         <div class="row">
           <div class="col-lg-12">
             <h1>Still looking?</h1>
-            <p class="lead">Learn to code your own themes with these books from <a target="_blank" href="https://www.amazon.com/?tag=bootswatch-20">Amazon</a>.</p>
+            <p class="lead">Learn to code your own themes with these books from <a rel="noopener" target="_blank" href="https://www.amazon.com/?tag=bootswatch-20">Amazon</a>.</p>
           </div>
           <div class="col-lg-4 col-sm-4">
             <div class="preview">
               <div class="image">
-                <a onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'htmlandcss']);" href="https://www.amazon.com/gp/product/1118008189/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=1118008189" target="_blank"><img class="img-responsive" src="assets/img/refs/htmlandcss.png" alt="HTML and CSS: Design and Build Websites, by Jon Duckett"></a>
+                <a onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'htmlandcss']);" href="https://www.amazon.com/gp/product/1118008189/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=1118008189" rel="noopener" target="_blank"><img class="img-responsive" src="assets/img/refs/htmlandcss.png" alt="HTML and CSS: Design and Build Websites, by Jon Duckett"></a>
 
               </div>
               <div class="options">
@@ -709,7 +709,7 @@
                 <p>Jon Duckett</p>
                 <div>
                   <img src="https://www.assoc-amazon.com/e/ir?t=bootswatch-20&amp;l=as2&amp;o=1&amp;a=1118008189" width="1" height="1" alt="" style="border:none !important; margin:0px !important; height: 1px;" />
-                  <div class="btn-group"><a class="btn btn-info" onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'htmlandcss']);" href="https://www.amazon.com/gp/product/1118008189/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=1118008189" target="_blank">Amazon</a></div>
+                  <div class="btn-group"><a class="btn btn-info" onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'htmlandcss']);" href="https://www.amazon.com/gp/product/1118008189/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=1118008189" rel="noopener" target="_blank">Amazon</a></div>
                 </div>
               </div>
             </div>
@@ -718,7 +718,7 @@
             <div class="preview">
               <div class="image">
 
-                <a onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'eloquentjavascript']);" href="https://www.amazon.com/gp/product/1593275846/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=1593275846" target="_blank"><img class="img-responsive" src="assets/img/refs/eloquentjavascript.png" alt="Eloquent JavaScript, by Marijn Haverbeke"></a>
+                <a onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'eloquentjavascript']);" href="https://www.amazon.com/gp/product/1593275846/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=1593275846" rel="noopener" target="_blank"><img class="img-responsive" src="assets/img/refs/eloquentjavascript.png" alt="Eloquent JavaScript, by Marijn Haverbeke"></a>
 
               </div>
               <div class="options">
@@ -727,7 +727,7 @@
                 <p>Marijn Haverbeke</p>
                 <div>
                   <img src="https://www.assoc-amazon.com/e/ir?t=bootswatch-20&amp;l=as2&amp;o=1&amp;a=1593275846" width="1" height="1" alt="" style="border:none !important; margin:0px !important; height: 1px;" />
-                  <div class="btn-group"><a class="btn btn-info" onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'lesscss']);" href="https://www.amazon.com/gp/product/1593275846/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=1593275846" target="_blank">Amazon</a></div>
+                  <div class="btn-group"><a class="btn btn-info" onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'lesscss']);" href="https://www.amazon.com/gp/product/1593275846/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=1593275846" rel="noopener" target="_blank">Amazon</a></div>
                 </div>
               </div>
             </div>
@@ -736,7 +736,7 @@
             <div class="preview">
               <div class="image">
 
-                <a onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'beautifulwebdesign']);" href="https://www.amazon.com/gp/product/098057689X/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=098057689X" target="_blank"><img class="img-responsive" src="assets/img/refs/beautifulwebdesign.png" alt="The Principles of Beautiful Web Design, by Jason Beaird"></a>
+                <a onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'beautifulwebdesign']);" href="https://www.amazon.com/gp/product/098057689X/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=098057689X" rel="noopener" target="_blank"><img class="img-responsive" src="assets/img/refs/beautifulwebdesign.png" alt="The Principles of Beautiful Web Design, by Jason Beaird"></a>
 
               </div>
               <div class="options">
@@ -745,7 +745,7 @@
                 <p>Jason Beaird</p>
                 <div>
                   <img src="https://www.assoc-amazon.com/e/ir?t=bootswatch-20&amp;l=as2&amp;o=1&amp;a=098057689X" width="1" height="1" alt="" style="border:none !important; margin:0px !important; height: 1px;" />
-                  <div class="btn-group"><a class="btn btn-info" onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'beautifulwebdesign']);" href="https://www.amazon.com/gp/product/098057689X/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=098057689X" target="_blank">Amazon</a></div>
+                  <div class="btn-group"><a class="btn btn-info" onClick="_gaq.push(['_trackEvent', 'refs', 'amazon', 'beautifulwebdesign']);" href="https://www.amazon.com/gp/product/098057689X/ref=as_li_tf_tl?ie=UTF8&amp;tag=bootswatch-20&amp;linkCode=as2&amp;camp=1789&amp;creative=9325&amp;creativeASIN=098057689X" rel="noopener" target="_blank">Amazon</a></div>
                 </div>
               </div>
             </div>
diff --git a/docs/3/journal/index.html b/docs/3/journal/index.html
index 4a3142a5..f9bc65d7 100644
--- a/docs/3/journal/index.html
+++ b/docs/3/journal/index.html
@@ -88,8 +88,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
diff --git a/docs/3/lumen/index.html b/docs/3/lumen/index.html
index 1e2afa10..4288c9e2 100644
--- a/docs/3/lumen/index.html
+++ b/docs/3/lumen/index.html
@@ -88,8 +88,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
diff --git a/docs/3/paper/index.html b/docs/3/paper/index.html
index a72edc31..a2285422 100644
--- a/docs/3/paper/index.html
+++ b/docs/3/paper/index.html
@@ -88,8 +88,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
diff --git a/docs/3/readable/index.html b/docs/3/readable/index.html
index da02587e..427f05ac 100644
--- a/docs/3/readable/index.html
+++ b/docs/3/readable/index.html
@@ -88,8 +88,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
diff --git a/docs/3/sandstone/index.html b/docs/3/sandstone/index.html
index 2b6138f4..ea501655 100644
--- a/docs/3/sandstone/index.html
+++ b/docs/3/sandstone/index.html
@@ -88,8 +88,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
diff --git a/docs/3/simplex/index.html b/docs/3/simplex/index.html
index e0139da5..3730e499 100644
--- a/docs/3/simplex/index.html
+++ b/docs/3/simplex/index.html
@@ -88,8 +88,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
diff --git a/docs/3/slate/index.html b/docs/3/slate/index.html
index 43073cd8..97a24776 100644
--- a/docs/3/slate/index.html
+++ b/docs/3/slate/index.html
@@ -88,8 +88,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
diff --git a/docs/3/spacelab/index.html b/docs/3/spacelab/index.html
index 70e5a61f..3ee9ef78 100644
--- a/docs/3/spacelab/index.html
+++ b/docs/3/spacelab/index.html
@@ -88,8 +88,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
diff --git a/docs/3/superhero/index.html b/docs/3/superhero/index.html
index 88689c47..49617e59 100644
--- a/docs/3/superhero/index.html
+++ b/docs/3/superhero/index.html
@@ -88,8 +88,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
diff --git a/docs/3/tests/components.html b/docs/3/tests/components.html
index 8df6ba80..a34e05e6 100644
--- a/docs/3/tests/components.html
+++ b/docs/3/tests/components.html
@@ -87,8 +87,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
diff --git a/docs/3/united/index.html b/docs/3/united/index.html
index 64ff0ff8..bb32ccd5 100644
--- a/docs/3/united/index.html
+++ b/docs/3/united/index.html
@@ -88,8 +88,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>
diff --git a/docs/3/yeti/index.html b/docs/3/yeti/index.html
index b8850fd0..78393891 100644
--- a/docs/3/yeti/index.html
+++ b/docs/3/yeti/index.html
@@ -88,8 +88,8 @@
           </ul>
 
           <ul class="nav navbar-nav navbar-right">
-            <li><a href="https://builtwithbootstrap.com/" target="_blank">Built With Bootstrap</a></li>
-            <li><a href="https://wrapbootstrap.com/?ref=bsw" target="_blank">WrapBootstrap</a></li>
+            <li><a href="https://builtwithbootstrap.com/" rel="noopener" target="_blank">Built With Bootstrap</a></li>
+            <li><a href="https://wrapbootstrap.com/?ref=bsw" rel="noopener" target="_blank">WrapBootstrap</a></li>
           </ul>
 
         </div>