Dizzy Omega - Dizzy on Mars - the game with 3D graphic, but 2D logic. Dizzy is the character of graphic-text adventures, puzzles of Codemaster and Oliver Twins games.
A tool for Savage Worlds game masters.
It combines a kind of desktop wiki (fast text editor with links) with tools to rapidly create characters. More ideas can be added in the future
EntAgent is a tool for map-makers who map for source-engine based games (HL2, etc...).
EntAgent allows you to edit entity info(keys, outputs) with a text editor, so that you don't have to use the cumbersome hammer entity dialog.