Tobin Harris

golem. Executable, Rake-like builds for .NET where tasks are written in .NET code.

buttless. Gem for designing, documenting and developing against API's without the need for a back-end.

pulse. OpsDb stuff

spree-heroku. Spree extension for hosting Spree on Heroku

thoughtful_rover. TW Rover

GFX4. openimages.org image browser

API_Hotness.