Stack Overflow PHP Free and Open Source Clone Scripts

Stack Overflow

A language-independent collaboratively edited question and answer site for programmers.


PHP is a widely-used general-purpose scripting language that is especially suited for Web development and can be embedded into HTML.

Free and Open Source

Free and open source software (F/OSS, FOSS) or free/libre/open source software (FLOSS) is software that is both free software and open source. It is liberally licensed to grant users the right to use, copy, study, change, and improve its design through the availability of its source code.



A high performance open-source forum software written in PHP. Which based on tags, like stackoverflow



Question2Answer (Q2A) is a popular open source Q&A solution, currently in use on 7,769 sites in 40 languages. It is built on the standard PHP/MySQL platform, and runs safe and fast.

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