The Best 126 Notion Alternatives

  • MediaWiki icon

    MediaWiki

    MediaWiki is a free software wiki package written in PHP, originally for use on Wikipedia.

    Free Open Source Self-Hosted PHP

  • Lessons Learned Server

    Lessons Learned Server is a light-weight knowledge-base web application with powerful editing capabilities. Based on PHP and MySQL. Available as a downloadable server application or via cloud hosting. .

    Freemium Mac OS X Windows Linux Web

  • Referata

    Referata offers hosting of semantic wikis, allowing you to add, structure and store data so it can be managed, shared, browsed and analyzed in as many ways as you choose. Free: unlimited Wiki pages and 100MB file storage.

    Freemium Web Self-Hosted

  • Fidus Writer

    Fidus Writer is an online collaborative LaTeX editor especially made for academics who need to use citations and/or formulas.

    Free Open Source Web

  • Banana Dance Wiki/CMS

    Free open source software combining the best of wiki and CMS with community building-features.

    Free Open Source Mac OS X Windows Linux PHP

  • Foswiki

    Foswiki is the free and open source enterprise collaboration platform. Foswiki is a wiki, so you and your team members can collaborate and edit pages directly in the web browser.

    Free Open Source Mac OS X Windows Linux Web

  • Twiki

    TWiki is leading open source enterprise wiki and Web 2.0 application platform used by 50,000 small businesses, many Fortune 500 companies, and millions of people.

    Free Open Source Mac OS X Windows Linux

  • Ardoq

    Ardoq is a data-based documentation and visualization tool that unifies business and IT.

    Commercial Web

  • BlueSpice for MediaWiki

    BlueSpice is your tool for documentation and centrally collecting and sharing knowledge. BlueSpice turns Wikipedia’s popular software engine MediaWiki into a fully-fledged EnterpriseWiki solution.

    Free Mac OS X Windows Linux Android Self-Hosted MediaWiki

  • note space

    Note space is a program in which to keep your written thoughts This space has these characteristics: It presents a very visual organization on screen; notes are displayed as arrays of cards It's safe and secure; it runs on your...

    Free Open Source Mac OS X Windows Linux Self-Hosted

  • Instiki

    Instiki is a basic Wiki clone so pretty and easy to set up, you’ll wonder if it’s really a Wiki.

    Free Open Source Mac OS X Windows Linux Web

  • ikiwiki

    Ikiwiki is a wiki compiler. It converts wiki pages into HTML pages suitable for publishing on a website. Ikiwiki stores pages and history in a revision control system such as Subversion or Git.

    Free Open Source Mac OS X Linux

  • IBM Connections

    IBM® Connections is a leading social software platform that can help your organization engage the right people, accelerate innovation and deliver results.

    Commercial Windows Linux Web Self-Hosted

  • Zoho Wiki

    Zoho Wiki is Free Hosted Wiki with WYSIWYG Editor, Access Control, Versioning, Search Engine Friendly, Tags, Dashboard, Moveable Sitemap, RSS.

    Freemium Web