http://en.wikibooks.org/wiki/Blender_3D:_Noob_to_Pro http://wiki.blender.org/index.php/Uni-Verse:Main https://blender.community/c/graphicall/gdbbbc/ https://blender.stackexchange.com/questions/57306/how-to-create-a-custom-ui https://chemikhazi.itch.io/sprytile https://docs.blender.org/api/blender_python_api_current//info_quickstart.html https://docs.blender.org/api/blender_python_api_current/contents.html https://docs.blender.org/manual/en/latest/interface/keymap/blender_default.html https://docs.blender.org/manual/en/latest/modeling/modifiers/introduction.html https://github.com/Radivarig/UvSquares https://projects.blender.org/blender/blender https://www.blender.org/api/248PythonDoc/ https://www.blender.org/api/blender_python_api_current/