The OpenCD project allows users to install and use open source applications on their Windows systems.

Diskless X Office Linux is based on Server Optimized Linux and provides an Office environment with the extra ability to save data to a USB device.

FreeSBIE is a LiveCD of the FreeBSD operating system.

LiveBSD is another LiveCD of the FreeBSD operating system.

Here you'll find a LiveCD for NetBSD.

The CD Bootable OpenBSD firewall is a fully featured OpenBSD firewall.

FreeDUC is a Knoppix-based CD containing software categorized into teaching domains.

GisMorphix is a bootable CD containing GIS and Scientific applications.

Quantian is a Knoppix-based CD containing hundreds of quantitative, numerical and scientific utilities.

pg_live is a live CD containing a working Postgresql database engine including database utilities.

Oralux is an audio GNU/Linux distro for vision impaired persons.

Dyne:bolic is a Live CD which provides a full multimedia studio.