convert webp into gif/png
unwebp is a simple script to get rid of google new image format,
by converting it back to something decent like gif or png that can
be read outside of a browser.

Unsurprisingly, libwebp only offers support into webp, not for converting
things back to gifs.

Maintainer: Marc Espie <espie@openbsd.org>

WWW: https://github.com/marcespie/unwebp
