Godot Engine
Free and open source 2D and 3D game engine
Sprytile
A Blender add-on for building tile based low-poly scenes with paint/map editor like tools
Modular Asset Staging Tool
Unity editor plugin for level design
Yahaha Horror Gamekit
Free no-code 3D horror gamekit
Elit3D
Tile-based map editor in 3D.
V-Optimizer
Mesh optimizer for MagicaVoxel, Goxel and Kenshape files
Blazium Engine
Free and open source 2D and 3D game engine
Whisk
Not quite a Blender
Crochet Simulator
Minimalist Crochet Simulator
Asset Maker
Simple voxel painter
Edddy
Thee Block-based Map Editor
3Dev Engine
3Dev is a lightweight, yet powerful game engine with PBR, physics, angelscript support and more
3DSage's DOOM in LOVE2D
3DSage's DOOM engine tutorial converted to LOVE2D/LUA
Procedural Pine Tree Creation
Makes a mesh and a simple random forest scene to walk trough.
BlendVoxel - Voxel Art Add-on for Blender 3.6
A voxel modeling workspace inside Blender — grid, layers, brush tools & voxelize any mesh.
Voxenko
A free & open-source Voxel editor, made with the Godot Engine!
Elyoko
3d game engine for code lyoko world