LinRadiant is a level (map) editor for FPS games that use id Software's engines (Quake 1/2/3). It is a derivative of NetRadiant with an improved build system. It is very easy to build, even for people with little experience in software development. It has built-in support for the following games: Darkplaces, Wolfenstein:ET, Nexuiz, OpenArena, Quake, Quake 2, Quake2world, Quake III Arena, Q3MIN, Tremulous, Warsow, and Xonotic. The package contains a lot of useful documentation (mapping tutorials, technical documents, etc.) that are automatically installed and can be accessed from within the editor.
Cretan Hubris is an infinite maze escape game set in ancient Greece. As the master architect Daedalus, having just completed the Labyrinth, you must now escape your creation while staying ahead of a deadly energy wave sent by petty and jealous gods. Features include customizable controls, joystick support, and sound effects.