PHP/MySQL Stackoverflow Clone Called Qwench
demo
http://www.askagamer.net
Qwench is a PHP/mySQL based StackOverflow clone.
Features
1. Allow users to post questions and answers
2. Points system similar to StackOverflow
3. Ability to post an article as a knowledge-base (for corporates)
4. Ability to lock site to registered users only
5. Clean CSS layout
6. Works in all major browsers
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