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
Simple XML editor and XSD viewer
GPS track editor for editing tracks and planning (multiple) day tours
Custom Map File Generator for C-evo
SDL based generic 2D game engine
A free 3d game for PC that does not limit the player. Fight,Build,Gain
Minimalistic wide-open GPS-locator/tracker
utility to convert a mesh to brush "QuakeEditor style".
Free minimalist software for maps, import DWG, DXF, SHP, KML, GeoJSON
A 2D multiplayer space shooter game
Cross-Platform Level Editor for Doom3 and The Dark Mod
turn-based wargame/simulator
3D Procedural Modelling and Procedural Texturing Tool in OpenGL/C++