This are nice games made by Students! This games were presented at the IGF 2011 (an annual indie games event award)

Here the details and downloads:

Dead Steel is a space shooter with a large environment and waves of enemies. Battle alone or with friends in co-op mode. Use abilities and upgrade weapons between rounds.

Montezumania is an Aztec totem themed platform style game. Save your floating islands from the angry spirits trying to take them down.

No More Gentlemen is a steampunk Victorian England survival horror shooter with traps and gadgets. Battle alone or with friends in co-op mode. In order to play single player you must host a co-op game and play by yourself.

Guardians of Eldvery is a co-op role-based strategy game. Players chose from three different player characters with different abilities. In order to play single player you must host a co-op game and play by yourself or you can join a hosted game through the lobby.