Open-source electronics platform
Water & steam properties Java library
RobBX - is a powerfull DIY Arduino constructor based from IQBX
Steam games redistributable packages finder and remover.
Xbpad - Use your xbox pad as keyboard and mouse.
A multiplatform Steam screenshot mass-downloader
An OpenSource (C# .NET) TeamPlay Environment.
Steam Market toast that shows the lowest price for a Item (TF2 keys)