Convert gif to flif Online: gif2flif

You can use Tom's Editor to easily convert images from
CompuServe Graphics Interchange Format .GIF to Free Lossless Image Format .FLIF.
Tom's Editor is a free, online image manipulation and converter program.

Go to Tom's Editor

GIF

GIF images were created by Compuserve. They can used no more than 256 colors and a single color transparenty (no Alpha channel). Today are rare since they offer low quality and huge filesizes. GIF animations are still in use.

FLIF

Free Lossless Image Format is an image format with extension FLIF.