Brickipedia

Brickipedia: "Welcome to Brickipedia, a free online LEGO encyclopedia written collaboratively by its readers known as Brickipedians. The site is a Wiki, meaning that anyone, including you, can edit almost any article right now by clicking on the edit this page link that appears at the top of a page. This wiki is based on the MediaWiki software used to run Wikipedia, and with the help of editors like yourself, we strive to be the best LEGO reference site out there."