Live CD

Knoppix, stylized KNOPPIX ( ), is an operating system based on Debian designed to be run directly from a CD or DVD (Live CD) or a USB flash drive (Live USB). It was first released in 2000 by German Linux consultant Klaus Knopper, and was one of the first popular live distributions. Knoppix is loaded from the removable medium and decompressed into a RAM drive. The decompression is transparent and on-the-fly.

thumb|ReactOS 0.4.14 running the Firefox [[web browser]] ReactOS is a free and open-source operating system for i586/amd64 personal computers that is intended to be binary-compatible with computer programs and device drivers developed for Windows Server 2003 and later versions of Microsoft Windows. ReactOS has been noted as a potential open-source drop-in replacement for Windows and has been of interest for its information on undocumented Windows APIs.

operating system distribution/image/copy bootable from CD, DVD and possibly other similar media

PCLinuxOS, often shortened to PCLOS, is a rolling-release Linux distribution for x86-64 computers, with KDE Plasma, MATE, and XFCE as its default user interfaces. It is a primarily FOSS operating system for personal computers aimed at ease of use.

Slax is a LiveCD Linux distribution developed by Tomáš Matějíček and based on upstream customizable Linux distributions. Packages can be added by apt package manager or can be prepared as modules. The tagline for Slax refers to itself as "your pocket operating system".

Linux distribution

lightweight version of Microsoft Windows for deployment

FreeSBIE is a live CD, an operating system that is able to load directly from a bootable CD with no installation process or hard disk. It is based on the FreeBSD operating system. Its name is a pun on frisbee. Currently, FreeSBIE uses Xfce and Fluxbox.

software

Linux distribution

Wikimedia list article