Matthew Horne

Adds social media below your wordpress posts with defered Javascript for improved performance. 
Includes Twitter, Facebook like, google plus and Digg. This plugin adds the javascript to the bottom of the page and combined in to a single script. 
Styling included within the code so no extra CSS. The plugin is designed to be light and minimal and yet provide you with the same results as other social media plugins.

Social Media with defered Javascript

Adds Facebook Like, Twitter button, Google +1 and Digg button below posts.The javascript is defered so to improve performance on your site.

jimaek

jdorfman

This plugin allows you to easily integrate <a href="http://www.bootstrapcdn.com" rel="nofollow ugc">BootstrapCDN</a> in your WordPress website.
BootstrapCDN is a free and public content delivery network. Users of BootstrapCDN can load CSS, JavaScript and images remotely, from its servers. Bootstrap uses NetDNA’s global content delivery network, which makes websites using its service resilient to unexpected surges in web traffic.
Use this plugin to scan your WordPress website and rewrite all Bootstrap files to CDN hosted links.
Benefits:
<ul>
<li>Faster website</li>
<li>Less requests to your server</li>
<li>Less bandwidth consumed</li>
</ul>
Features:
<ul>
<li>Rewrite all URLs on the fly without changing any source code</li>
<li>Auto-update to latest Bootstrap version</li>
<li>Works with all popular caching plugins</li>
<li>Optional FontAwesome integration</li>
<li>Manually select the version you want to load</li>
</ul>
BootstrapCDN is a free service by <a href="http://www.maxcdn.com" rel="nofollow ugc">MaxCDN</a>

BootstrapCDN – WordPress CDN Plugin

The official WordPress plugin of BootstrapCDN by MaxCDN.

Social Media with defered Javascript vs BootstrapCDN – WordPress CDN Plugin