High-speed, 3D-friendly, TightVNC-compatible remote desktop software
MAX Privacy with Robolinux R12.12
GaryOS is an entire GNU/Linux system in a single bootable file
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Make robots for MediaWiki-powered sites!
LXCF (LXC Facility) generates LXC container of full OS environment.
OWASP Mantra-OS
Desktop Linux - custom built on Debian/Ubuntu/Mint upstream codebases
Linux Myst Debian Wheezy based 7.2 with myst window manager / gnome