On My abandonware you can download all the old video games from 1978 to 2010 for free! You can play Pacman, Arkanoid, Tetris, Galaxian, Alter Ego, or Blackthorne, Civilization, Sim City, Prince of Persia, Xenon 2, King's quest, Ultima, Kyrandia, The Incredible Machine, Another World, Test Drive, Flashback, Lemmings!
And more, of course.
Free downloads of older shareware and abandonware games, applications, and utilities.
This website has a good archive of abandonware and some interesting web apps, like an online disk editor and visualizer for .d64 disk images.
3697 links, including 185 private