World of free games
This fun site serves up a collection of almost 500 downloadable freeware games. Categories include action, adventure, strategy, RPG, side-scrolling, puzzles, board games and more.

Dos Games Archive
IGot a few hours to kill? This entertaining site serves up a nice roundup of over 200 classic computer games from the 1980s and 90s. The games here include freeware, shareware, demos and public domain titles.

Cheatbot
A handy and well-organized resource for gamers, Cheatbot.com serves up a big archive of free cheat codes, guides, and hints for over 22,000 games on more than 48 platforms.

Dyno Download
Here, you'll find a nice selection of free games that you can either download or play in your browser. The site includes game descriptions and reviews. Categories include arcade, action, puzzles, card games, and more.

Game Sloth
This is a fun site that offers loads of free Flash and Java games that you can play in your browser. Game categories here include action, arcade, casino, puzzles, role-playing, sports, and more.