Click "UPLOAD GIF" or drag-and-drop a GIF into the page. The tool parses the GIF locally and displays all frames.
After loading, frames appear in a grid. Click any frame to preview it in a modal.
In modal view:
Click "GENERATE SPRITE" to stitch all frames horizontally into a sprite sheet and download it automatically.
Use the moon/sun button to toggle dark/light theme. Your preference is saved.