Edit your GIF animations with the Transparent GIF Filler. Upload a GIF, apply your changes, and download the result. All processing runs entirely in your browser — your files are never uploaded to any server.
Drop a GIF here or click to upload
Supports animated and static GIF files
About
Got a transparent GIF that shows a checkerboard or looks weird on certain backgrounds? This tool fills in all the transparent pixels with a solid color of your choice. It is especially handy when you need to share a GIF on a platform that doesn't support transparency, or when you want to give your animation a clean, consistent backdrop.
Features
Choose any fill color with a full color picker, or type in an exact hex value
See the result instantly in the live preview before downloading
Processes every frame of the animation so the fill is uniform across the entire GIF
Your file never leaves your device — all processing happens locally
Guide
Upload your transparent GIF by dropping it onto the page or browsing for it
Pick the fill color you want — white, black, or any custom color using the color picker
Watch the preview update so you can see exactly how it will look
Download the filled GIF once you are happy with the result
Pro Tips
White is the safest fill color if you are not sure where the GIF will be displayed
Match the fill color to your website or slide background for a seamless look
If the GIF has partial transparency or anti-aliased edges, the fill blends naturally with those pixels
FAQ
Upload your GIF and configure the settings. The tool processes everything in your browser using JavaScript, so your files stay private and the result is ready to download instantly.
Yes. All processing happens locally in your browser. Your GIF files are never sent to any server, ensuring complete privacy.
There is no hard limit. Processing speed depends on your device — most modern browsers handle GIFs up to 30–50 MB without issues.
Related
Upload your GIF above and get started. It takes seconds, costs nothing, and your file never leaves your browser.