abandonwaregames.net
Abandonware games archive offering free downloads of classic titles for platforms including Amiga, Atari 8-bit, Atari ST, Commodore 64, PC (DOS/Windows), Macintosh, SEGA Genesis/MegaDrive and ZX Spectrum. The site states its aim is to keep old games for future generations, and that games can be played on modern computers. Games can be browsed by platform, genre, year and publisher.