SDL - Simple DirectMedia Layer is a cross-platform multimedia library designed to provide low level...
Substance Designer - Substance Designer is a node-based non-destructive application for material authoring.
Unreal Engine - Unreal Engine 4 is a suite of integrated tools for game developers to design and build games, simulations, and visualizations.
Material Maker - Cross-platform, procedural texture generation tool.
Unity - The multiplatform game creation tools for everyone.
PixPlant - A complete solution for repeating textures and 3D maps. Save a lot of texturing time with PixPlant!