Free Linux distributions and open-source mobile ROMs.
Linux Mint Team
Familiar, lightweight desktop Linux
Canonical
Popular, beginner-friendly Linux distribution
Debian Project
The rock-solid universal operating system
Fedora Project
Cutting-edge, community Linux by Red Hat
Arch Linux
Minimal, do-it-yourself rolling-release Linux
LineageOS
Free, open-source Android for more devices
Manjaro Team
Arch-based Linux made accessible
Offensive Security
Linux for security testing and forensics
