Stack Overflow

stack overflow, part of stack exchange , is a free, community-driven, reputation-based q & a site for computer programmers.

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Solace

Solace is a fully open-sourced multilingual support and knowledge exchange platform written in Python.

Free Open Source Mac OS X Windows Linux Web

Shrtct

Shrtct is a productivity tool for teams, providing in-context communication (chit chat free!) via Shrtct Hashes.

Free Personal Web

AllAnswered

AllAnswered.com is a free hosted service for any community to build their own Stack Overflow-like Q&A board. Check it out to see how easy it is to have your own Stack Overflow.

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