font-awesome cheat sheet: http://fontawesome.io/cheatsheet/
Paper theme: https://snwh.org/paper/
Color palettes: http://www.color-hex.com/color-palettes/
i3 lock before suspend: https://wiki.debian.org/ScreenLockingOnSleep
i3 Gaps: https://github.com/Airblader/i3
Polybar: https://github.com/jaagr/polybar
Ncmpcpp cheat sheet: https://pkgbuild.com/~jelle/ncmpcpp/
Gruvbox theme: https://github.com/morhetz/gruvbox
Cava music visualiser: https://github.com/karlstav/cava