OpenHantek is an application for controlling Hantek (Voltcraft/Darkwire/Protek/Acetech) USB DSOs based on HantekDSO. It draws charts using OpenGL and allows triggers, time base, math functions, and other settings to be manipulated.
A multiplatform file watcher. Pretty much like tail with a GUI.
A Web-based document management system with a Google-like search engine.