Pandemic is one of the best selling board games — and board game series — of all time. The latest in the series is Pandemic Hot Zone Europe. While you can buy it in stores, you also can get a print and play version at the link. It’s very nice of Z-Man to do this so people can see what it’s about before buying.
Asteroid Mining is a free print and play solo game where you manage your mining business while avoiding police and taxes.
Zombology is a free print-and-play card game from Eurydice games. It’s advertised as a 10 minute, semi-coop, card drafting game for 3 – 8 players.
CMON games offers a print and play version of its Xenoshyft game. The game combines deck building , resource management and base defense mechanisms.
Space Station Zemo originally was published in Inquest magazine in 1998. It’s very hard to find a secondhand copy these days, so a helpful gamer scanned the game and posted it it for people to read, and perhaps recreate for personal use.