io.git.PapirusIconTheme FSFAP GPL-3.0 Papirus

A free and open source icon theme for Linux, based on the Paper Icon Set

Papirus is a free and open source SVG icon theme for Linux, based on Paper Icon Set with a lot of new icons and a few extras, like Hardcode-Tray support, KDE colorscheme support, Folder Color support, and others. It is available in four variants:

Papirus
Papirus Dark
Papirus Light

https://raw.githubusercontent.com/PapirusDevelopmentTeam/papirus-icon-theme/master/preview.png