Operating Systems

Linux

• Android-X86, Arch, Debian, EndlessOS Fedora, FydeOS, Gentoo, Lineage Mageia, Mklinux, OpenMandriva, Open-SUSE, Slackware, Solus, Ubuntu, VanillaOS, WattOS

Linux Beautiful Distributions

• Asahi, Cutefish, Deepin, Elementary, Garuda, Kylin, Manjaro, Mint, Nitrux, Pop!_OS, Plasma, Zorin

Linux for Education

• AcademicX, Edubuntu, Epoptes, Opensis, openSUSE, Ubermix

Linux: Enterprise Servers

• CentOS, Lineox, Red Hat, ScientificLinux, SUSE, Ubuntu

Linux for Old Hardware

• Antix, Arch, Bodhi, Budgie, BunsenLabs, ChromeOS, Damn Small Linux, DebianDog, Elementary, EndeavourOS, LegacyOS, Linux Lite, Lubuntu, LXQt, LXLE, Peppermint, PepMini, Porteus, PuppyLinux, Q4OS, Slitaz, Sparkylinux, Tyni Core, Xubuntu, Zorin Lite,

Linux Other (User Friendly Gentoo) Distributions

• Calculate, Clip OS, Funtoo, LiGurOS, Pentoo, Redcore, Gentoo STudio

Unix

• AiryxOS, FreeBSD, GhostBSD, HelloSystem, Illuos, MidnightBSD, NetBSD, OpenBSD, OpenIndiana

OTher OSes

• Dahlia, DOSBox, FreeDos, Fuchsia, GNU Hurd, Haiku, Minix3, ReactOS, TempleOS, Ubuntu Touch

Oldies

• Macpaint, AranyM ATARI, AROS Amiga, Amikit, Aftershock, AtheOS, CDE; Commodore MAME, NsCDE, Vice, Z64k, DexOS, Haiku (BeOS)
• GoFish Gopher Server, KolibirOS, LUnix: Commodore64, MacOS9, MenuetOS, MorphOS (PPC), MS-DOS, OpenVMS, Stella Atari 2600, Windows95

OSUtils

• Boot System , Fink , Hackintosh, Homebrew, MacOS_OpenCore Patcher, OpenCore Patcher Releases

Open Source Licenses

• Free and Non Free Software, Copy-left, Noncopy-Left, & X11, Open Source Licenses, The Free Software Foundation

Other Linux-Unix Issues

• Distrowatch, MacOSForge, UnixGuide, GNU Hurd, History of the Internet, Unix History, Commands, Cheat-Sheet