Windows Hello style facial authentication for Linux
Howdy provides Windows Hello™ style authentication for Linux. Use your built-in IR emitters and camera in combination with facial recognition to prove who you are. Using the central authentication system (PAM), works everywhere you would otherwise need your password: Login, lock screen, sudo, su, etc.
qpkg is ArchLinux' "query package" tool, using it, you can search for packages in all known repositories and in AUR, install packages directly from AUR, find packages owning files on your filesystem, check the integrity of installed packages, a.m.m.