Links

Friends
Separation [PL]
Homepage of Hubert Rutkowski [PL]
Immersion Official Webpage [PL]

Game portals

Projects
Experimental Gameplay Project

Projects
How to Prototype a Game in Under 7 Days: Tips and Tricks from 4 Grad Students Who Made Over 50 Games in 1 Semester.
A blog on how to create your own computer games (by Koen Witters).
Game Development & Technical Checklist on Indiegamer forum.
10 Ways to Make a BAD Casual Game on Casual Connect.

Selling games
Sell More Games

Events
Global Game Jam 2010
KrakJam 2010 Global Game Jam in Cracow.

Forums
Indiegamer Developer Discussion Boards
GameDev.net
Game Producer Forums

Other
How I Really Built a Blog with 6,500 Subscribers Creating popular blog.