GNUSTEP Live CD contains a lot of software for GNUstep, a free implementation of the OPENSTEP framework (which is also directly used in Mac OS X as Cocoa). It includes excellent applications for RAD (GORM and ProjectCenter). The CD is available for i486, AMD64, Apple Mac PowerPC, and Sun UltraSPARC computers.
Unreal Tournament 2003 Demo is a self-booting Gentoo Linux-based LiveCD, allowing you to play the demo using any modern PC with an NVIDIA GeForce 2 or greater graphics card and a CD-ROM drive. It has full networking, complete OSS sound support, and additional Creative Soundblaster Live! and Audigy support included, allowing for the full gaming experience including LAN/Internet play, OpenAL environmental audio, and 3D accelerated OpenGL graphics.