The third humble indie bundle is available for 4 more days. It's pay what you want for 7 games, Crayon Physics Deluxe, Cogs, VVVVVV, Hammerfight, And Yet It Moves, Steel Storm and Atom Zombie Smasher. If you pay more than the average, which is currently $5.51, you get all the games from humble indie bundle 2, Braid, Cortex Command, Macharium, Osmos and Revenge of the Titans. All games can be redeemed on steam and desura and downloaded directly.
http://www.humblebundle.com/