Stack Overflow, part of Stack Exchange , is a free, community-driven, reputation-based Q & A site for computer programmers ...

OSQA is the free, open source Q&A system you've been waiting for. Your OSQA site is more than just an FAQ page, it is a fu ...

Tesse is an expert search engine which allows you to search and connect with global experts by a keyword of skills or expertis ...

Startups get your queries answered by the World's Top Investors and Entrepreneurs. Startups + Investors +Entrepreneurs Connect.

Yahoo! Answers is a way to find and share information. You can ask questions on any topic, get answers from real people, and s ...

A Q&A site helps an online community to share knowledge. No matter what your area of interest, people with questions can g ...

Quora.com is a question/answer service allowing users to pose questions that other users can answer, each question and answer ...

Unsatisfied with the few link sharing communities that were available and their proprietary, untransparent and non-secure natu ...

Askbot is a Q&A system, like StackOverflow, Yahoo Answers and some others. Askbot is based on code of CNPROG, originally c ...

Steemit gives users monetary rewards for any meaningful contribution to the platform. Of these contributions the most importan ...

The Mission Our patented knowledge-sharing process, combined with the advantages of the Internet, allow us to change the way p ...

Reddit is a social news site allowing users to submit articles, vote on them, and engage in discussions. Like other social new ...

Stack Exchange is a fast-growing network of 84 [and counting] question and answer sites on diverse topics from software progra ...

Mamut is a tool that allows to ask questions and give answers and comment on both. In addition users could vote for questions ...

Slant is a collaboratively edited resource that helps you quickly make decisions. Instead of having to read multiple blog post ...