Crazybump is described as 'Texture map tool' and is an app in the Photos & Graphics category. There are more than 10 alternatives to Crazybump for Windows, Linux, Mac and Online / Web-based. The best alternative is AwesomeBump, which is both free and Open Source. Other great apps like Crazybump are Quixel Suite (Freemium), Materialize - by Bounding Box Software (Free, Open Source), Laigter (Free, Open Source) and xNormal (Free).
ShaderMap creates rendering textures such as normal maps, ambient occlusion, albedo, displacement, metalness, and roughness. Select a mode and source type then load the source file - ShaderMap will create a project generating maps from the source. It's that easy.
This utility is designed to create textures used in computer games. Conventional photos or images you can easily convert to maps diffusemap, normalmap, specularmap, illuminationmap, heightmap, glossmap , metallmap, ambient occlusion map .
Sprite Bump is an advanced 2D Normal Map Generation Tool. It takes in a single 2D image and generates a normal map and optional ambient occlusion map for use in 3D Lighting for realtime Game Engines ( Unreal Engine, Unity etc.
SpriteIlluminator lets you easily generate normal maps for your 2d game and web projects. Render dynamic lighting & other effects and use paint tools to directly draw on the normal map and fine tune the effects.