Free position 2D maps for computer games.
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Open Source Breakout Clone
Easy Terrain editing and Heightmap creation
A variation of the classic Mario game with a custom map editor.
A tool for roleplaying gamemasters
A Java-based Topic Maps Editor
New Icon Sets for the popular Q3 map Editor GTK/ ZeroRadiant.
Maps
Megalui: 2D/3D OpenGL & C/C++ Library for Scientific Visualizations
Delphi-like IDE for cross-platform game development
The bit-force map editor.
Sprite Cow helps you get the background-position of sprites
Just a small Tile map editor