Open source Notion alternatives

All Notion alternatives

1. 

   

   Joplin

   4.1(478) · App StoreLike

   Joplin is an open source note-taking app with Markdown notes, notebooks, end-to-end encrypted sync and a web clipper.

   11 Joplin alternatives

   Pros

   • Open source, with Markdown notes stored in an open format
   • End-to-end encrypted sync via Dropbox, OneDrive, WebDAV or Joplin Cloud
   • Web clipper and plugins extend the core app

   Cons

   • Interface feels dated next to newer note apps
   • Sync setup takes more effort than turnkey services
   • No web app for reaching your notes from a browser

   Cost / License

   FreemiumOpen source

   Categories

   Note-taking & Knowledge Bases

   Platforms

   WindowsMacLinuxiPhoneAndroid

   Features

   End-to-end encryptionMarkdown supportOffline mode

   Visit websiteMore about Joplin
2. 

   

   Baserow

   Like

   Baserow is a no-code database from the Dutch company of the same name, with a spreadsheet-like interface, linked tables, multiple views and a REST API. It also includes an application builder and AI fields for turning data into internal tools. The core is open source under MIT and can be self-hosted; the cloud version, hosted in the EU, has a free plan and paid tiers.

   8 Baserow alternatives

   Pros

   • Open source core that can be self-hosted at no cost
   • Familiar spreadsheet-style interface with linked tables and views
   • EU-hosted cloud option helps with GDPR requirements

   Cons

   • Smaller integration ecosystem than Airtable
   • Some advanced features are reserved for paid plans
   • Self-hosting requires server maintenance and updates

   Cost / License

   FreemiumOpen source

   Categories

   Spreadsheets & Databases

   Platforms

   WebSelf-hosted

   Features

   AI assistantAPI accessGDPR compliantReal-time collaborationRelational recordsTemplates

   Visit websiteMore about Baserow
3. 

   

   Logseq

   4.4(264) · App StoreLike

   Logseq is a privacy-first outliner that stores notes locally in Markdown or Org files, with bidirectional links, journals and whiteboards.

   7 Logseq alternatives

   Pros

   • Notes live in local Markdown or Org files that you fully own
   • Bidirectional links, block references and daily journals
   • Free and open source, with a plugin ecosystem

   Cons

   • Outliner-only structure is a poor fit for long-form writing
   • Can slow down with very large graphs
   • Syncing between devices takes extra setup

   Cost / License

   FreeOpen source

   Categories

   Note-taking & Knowledge Bases

   Platforms

   WindowsMacLinuxiPhoneAndroid

   Features

   Markdown supportOffline mode

   Visit websiteMore about Logseq
4. 

   

   AppFlowy

   4.2(33) · App StoreLike

   AppFlowy is an open source workspace for docs, databases and kanban boards that you can self-host, with AI features and offline support.

   7 AppFlowy alternatives

   Pros

   • Open source Notion alternative that you can self-host
   • Docs, databases and kanban boards in one workspace
   • Offline support with apps on desktop and mobile

   Cons

   • Fewer templates and integrations than Notion
   • Some features still feel less polished than in mature rivals
   • Advanced AI features are reserved for paid plans

   Cost / License

   FreemiumOpen source

   Categories

   Note-taking & Knowledge Bases

   Platforms

   WindowsMacLinuxiPhoneAndroidSelf-hosted

   Features

   AI assistantOffline modeReal-time collaborationTemplates

   Visit websiteMore about AppFlowy