David Underhill

gae-sessions. Fast, lightweight Sessions middleware for Google App Engine (secure cookies, memcache, or datastore)

vns. Virtual Network System for teaching and experimentation

github-post-receive-php-handler. Uses PHP to convert post-receive messages sent by github into human-readable emails.

envi. an extensible network visualization and control framework

ltprotocol. Adds a Twisted-based client and server for protocols which begin with a length and type field.

mst. Efficient minimum spanning tree algorithms in C

JCustomUploader. A simple, cross-platform Java-based file uploader. Compatible with Java 1.4+. Plug-in your own upload logic - not limited to HTTP.

aetycoon. aetycoon provides a library of useful App Engine datastore property classes.

jtoolbar. JavaScript Toolbar Widget

PyAPNs. Python library for interacting with the Apple Push Notification service (APNs)

CraigNotes. CraigNotes is a free service which helps you track your favorite Craigslist ads.

ST2PowerTools. Productivity tools for the Sencha Touch 2 Developer

swiss. Python

webtest. Fork of the SVN repository for PythonPaste's WebTest

google-closure-compiler. Mirror of Google's Closure Compiler SVN repo (http://closure-compiler.googlecode.com/svn)

google-closure-library. git-svn mirror of Google's Closure Library. Patches/issues should be reported to the project on Google Code.

couchbase-python-client. Couchbase .Python client library (official)

buffer_sizing. Java