rlottie : A platform independent standalone library that plays Lottie Animations ( https://www.tizen.org/ https://github.com/Samsung/rlottie )
tgs2png : Convert Telegram's animated stickers in TGS format into series of PNG images ( https://github.com/zevlg/tgs2png )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a akater
For Paludis use this rsync : rsync://gentoo.zugaina.org/akater-portage
If you have a problem : ycarus(-at-)zugaina.org