BBYIDX — a free and open source idea-gathering application written in Ruby, [...] the basis of the Best Buy IdeaX website.
The Git Parable — The following parable will take you on a journey through the creation of a Git-like system from the ground up. Understanding the concepts presented here will be the most valuable thing you can do to prepare yourself to harness the full power of Git. The concepts themselves are quite simple, but allow for an amazing wealth of functionality to spring into existence. (via Pete Warden)
Ext JS + jQTouch + Raphael = Sencha — merging some touch and rich graphics libraries and developers. We’re setting up a foundation called Sencha Labs that will hold the copyright and trademarks for all the non-commercial projects affiliated with Sencha. Our license of choice for these projects is, and will continue to be, the MIT license. We will fund maintainers for our non-commercial projects with contributions from Sencha and the communities of these projects. (via bjepson on Twitter)