GitHub - IndyHallLabs/css-sprite-generator: This is a quick little utility to take some of the pain out of stitching together graphics for use as css- sprites it was conceived to fit a specific workflow.
CSS Sprite Generator Tool
Visually create a CSS sprite list from an uploaded image - CSS Sprite creator | Web 2.0 Generators
Des générateurs de sprites CSS pour accélérer le chargement des images - Alsacreations