Alternatives to Stack Exchange for the Web with any license

  • Reddit icon


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

    Freemium Web / Cloud Android iPhone Self-Hosted

  • Quora icon

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

    Free Web / Cloud Android iPhone

  • Slant icon


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

    Free Web / Cloud

  • icon

    Voat is a censorship-free community platform based in Switzerland where content is submitted, organized, moderated and voted on...

    Open Source Web / Cloud

  • Question2Answer

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

    Open Source Mac Windows Linux Web / Cloud MySQL Community Edition PHP

  • AskBot icon


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

    Freemium Web / Cloud Self-Hosted Python Django

  • OSQA icon


    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...

    Open Source Web / Cloud Self-Hosted Python Django

  • bitfortip icon


    Provide a little Bitcoin with to give the incentive for people to search for you online in order to win the bitcoin...

    Free Web / Cloud

  • Solace Discontinued

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

    Open Source Mac Windows Linux Web / Cloud

  • Coordino

    Coordino allows you to create a question and answer system for you and your users to enjoy. Whether you are looking to create a...

    Open Source Linux Web / Cloud

  • Shapado icon


    Shapado is a questions and answers site for your enterprise or community, your “knowledge base on the cloud”. It makes sure questions...

    Freemium Linux Web / Cloud

  • ZapChain icon


    ZapChain is a collection of communities where you can earn bitcoin for posting great content and joining discussions.

    Free Web / Cloud

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  • Yahoo! Answers icon

    Yahoo! Answers

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

    Free Web / Cloud

  • Steemit icon


    A non-censored social platform where users are incentivized to contribute and curate content. The users decide what is valuable by...

    Open Source Web / Cloud

  • Allthink icon


    Grow your audience with a custom news community. Users can signup, submit links, like them, and comment. Style the look and feel of...

    Free Web / Cloud

  • CodeProject icon


    CodeProject is a community of Software development and Design developers joined together with certain common goals: to learn, to teach...

    Free Web / Cloud

  • Shrtct icon


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

    Free Personal Web / Cloud

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  • QueryHome icon


    QueryHome is a Knowledge Social Network for people to come together and ask technical doubts and contribute by answering questions...

    Open Source Web / Cloud

  • Boardest icon

    Boardest is a forum, question/answer and link sharing service allowing users to ask questions, open discussion threads and share...

    Free Web / Cloud

  • Unchy icon


    Unchy is an anonymous community where users can submit news, pictures, videos, stories, and more. No account is needed to post...

    Free Web / Cloud

  • asktopia icon


    asktopia is a global network for business professionals to ask and answer questions about real world problems they need to solve or...

    Free Web / Cloud


    Have great conversations with the right people. One forum for all your interests. Post about anything and everything you like! ...

    Free Web / Cloud

  • Twincl icon


    Twincl is characterized by forum (including link sharing), Q&A, review and blog sites, using CommonMark as its writing format....

    Freemium Web / Cloud

  • Eris Solver icon

    Eris Solver

    Free crowdsolver for complex problems. Using the problem tree analysis and an interdisciplinary approach.

    Free Web / Cloud

  • BitAsker icon


    BitAsker is a paid question and answer plateform using bitcoin ... a user can win money by answering a question.

    Free Web / Cloud

  • Experts Exchange icon

    Experts Exchange

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

    Commercial Web / Cloud