Preview multiple uploaded sprite frames with adjustable FPS, loop and ping-pong playback, frame stepping, background controls, thumbnails, and sprite-sheet export.
Preview multiple uploaded sprite frames with adjustable FPS, loop and ping-pong playback, frame stepping, background controls, thumbnails, and sprite-sheet export.
It loads selected image files in browser order, normalizes them on a preview canvas, and advances frames using a timing accumulator at the requested FPS.
The preview can be exported as a normalized horizontal sprite sheet with companion JSON timing metadata.
Frame files should use matching canvas dimensions or alignment may vary; the fit mode centers frames without changing the original files.
No. Image loading, canvas processing, previews, animation, copying, and downloads are handled locally in your browser.