2D TILE CREATOR! Create reusable sprite atlases and tile sets that reuse the same texture atlas in creative ways. Create advanced geometric tilesets for OpenGL (and DirectX) games in a way never before offered, pair customized tilesets with heightmap and normalmap data using a simple cyborg algorithmic and artistic way of building height...
https://www.youtube.com/watch?v=vlbSDT_tVKE
See it on YouTube in all of its glory.