A free & open-source 2D sprite editor, made with the Godot Engine
Flexible level editor
The source code to VVVVVV
Interactive, thoroughly customizable maps in the browser
Open Source Routing Machine - C++ backend
Eureka is a DOOM map editor
VERSION 2.7.3 [Released February16 2023]
Windows visual diff and merge for files and directories
General purpose tile map editor
An Audio/MIDI multi-track sequencer
GPS track editor for editing tracks and planning (multiple) day tours
Simple XML editor and XSD viewer
Free minimalist software for maps, import DWG, DXF, SHP, KML, GeoJSON
SDL based generic 2D game engine
Minimalistic wide-open GPS-locator/tracker
A free 3d game for PC that does not limit the player. Fight,Build,Gain
A 2D multiplayer space shooter game
Cross-Platform Level Editor for Doom3 and The Dark Mod
utility to convert a mesh to brush "QuakeEditor style".
Custom Map File Generator for C-evo
turn-based wargame/simulator
3D Procedural Modelling and Procedural Texturing Tool in OpenGL/C++