Akeda Bagus

This plugin provides the ability to save post into <a href="https://gist.github.com" rel="nofollow ugc">GitHub Gist</a> every time a post is saved.
Features
<ul>
<li>Choose which post type is enabled.</li>
<li>Saves post content as text file and post object (as JSON).</li>
<li>Updates post also updates the Gist (creating Gist revision).</li>
<li>Meta box which shows Gist associated with the post.</li>
<li>Gist publicity follows post status.</li>
</ul>
Development of this plugin is done <a href="https://github.com/gedex/wp-post-to-gist" rel="nofollow ugc">on GitHub</a>. Pull requests welcome.

Post to Gist

Post to GitHub Gist every time a post is saved.

arch1t3ct

Retrieves your public Gists and displays them in an ordered list.
Features include:
<ul>
<li>Item count.</li>
<li>Length of description.</li>
<li>Show comment count.</li>
<li>Show creation date.</li>
<li>Show mimetype icons.</li>
</ul>
Supported mimetypes:
<ul>
<li>C++</li>
<li>C</li>
<li>C#</li>
<li>ColdFusion</li>
<li>CSS</li>
<li>HTML</li>
<li>Java</li>
<li>JavaScript</li>
<li>Lua</li>
<li>PHP</li>
<li>Python</li>
<li>Ruby</li>
<li>SQL</li>
<li>TeX</li>
<li>XML</li>
</ul>

Better Github Gists Widget

A highly configurable github gists widget.

Post to Gist vs Better Github Gists Widget