AtlasMaker
AtlasMaker now on Github
I have uploaded the latest version of AtlasMaker to Github, so it should be easier for you to hack on, report bugs etc. Not much.
AtlasMaker 0.7 – Make Texture Atlases in Photoshop
August 2016 Update: AtlasMaker is now on Github: https://github.com/richardjdare/Atlasmaker In game development it is common to have hundreds if not thousands of texture maps and animation.