Sprite Sheet Packer
Upload multiple images and auto-pack them into an optimized sprite sheet + export a JSON coordinate map.
Images
Drag & drop multiple images here, or click to browse
PNG recommended for transparency
Settings
Packed sprite sheet
JSON coordinate map
Tip: Sprites are packed using a simple shelf-packing algorithm, sorted tallest-first for efficiency. The JSON map gives each sprite's x, y, width, and height by filename for use in game engines.