Combine multiple PNG, JPG, WebP, or GIF frames into a clean sprite sheet and export matching frame metadata.
You can load PNG, JPG, WebP, and browser-supported GIF files. Each file is treated as one frame and processed locally in your browser.
Auto sizing uses the widest and tallest loaded frame so every source image fits without being stretched. You can override the cell width and height when your engine requires fixed dimensions.
Yes. The JSON records each frame name, x and y position, frame width and height, source dimensions, padding, rows, columns, and final atlas size.
Yes. Choose Transparent as the background to preserve alpha. You can also select an opaque background color for engines or pipelines that do not use transparency.
No. Image decoding, canvas rendering, and downloads happen inside your browser, so your artwork is not sent to CrazyGamesUp.