Get Gentoo!
gentoo.org sites
gentoo.org Wiki Bugs Forums Packages
Planet Archives Sources
Infra Status

media-gfx/
imagemagick

A collection of tools and libraries for many image formats

https://imagemagick.org/index.php

Pull Requests

If you also like to help the Gentoo project, you can consider sending a Pull Request via GitHub.
Before doing so, you might want to take a look at the wiki page.