It is a PHP library to help you cut sprite sheet animation pictures into piece. Sprite sheet is a png file which containers a set of frame to describe an animation. This tool will help you to cut the whole sprite sheet png into separate frame images. For more information, you can check the following demos.
In order to obtain your sprites, you have to indicate the width and height of each sprite.
Warning : PNG and JPEG are the only supported formats.
You can test the original version here.
There is currently no online site to test the updated version. Therefore, to do so, you will have to download the project and run it using Wamp for example.