The Best Open Source Zim AlternativesTop Note-taking & Task Management Tools like Zim

The best open source alternative to Zim is Joplin. If that doesn't suit you, our users have ranked more than 100 alternatives to Zim and loads of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Zim are CherryTree, Notesnook, Zettlr and AppFlowy.

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Zim alternatives are mainly Note-taking Tools, but if you're looking for Todo List Managers or Task Management Tools you can filter on that. Other popular filters include Open Source, Mac and Android. These are just examples - use the filter bar below to find more specific alternatives to Zim.
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Alternatives list

  1. Joplin icon
     913 likes

    Open source app for managing notes and to-dos with Markdown support. Syncs seamlessly across devices using services like Dropbox and OneDrive. Offers end-to-end encrypted synchronicity, offline access, rich import/export options, and a Web Clipper for browsers.

    150 Joplin alternatives

    Cost / License

    • Freemium
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • AppImageHub
    • Snapcraft
    • Google Chrome
    • Flathub
    • PortableApps.com
    • F-Droid
    • Cloudron
    • Homebrew
    • Chocolatey
    • Termux
    • Mozilla Firefox
     
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    4
  2. CherryTree icon
     327 likes

    Hierarchical note-taking software that is free, open-source, cross-platform. Features include rich text, syntax highlighting, multi-level lists, embedded files, customizable interface, code execution, PDF export, spell check, images & tables, and comprehensive project management support.

    125 CherryTree alternatives

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • PortableApps.com
    • Flatpak
     
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    2
  3. Notesnook icon
     203 likes

    Offers open-source, end-to-end encrypted notes with device-based privacy, cross-platform support, private vault, secure sync, offline access, markdown editor, exports to multiple formats, automatic backups, organizational tools, and strong encryption.

    346 Notesnook alternatives

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Google Chrome
    • Flathub
    • F-Droid
    • Software as a Service (SaaS)
    • Flatpak
    • Self-Hosted
     
  4. Zettlr icon
     259 likes

    Unified writing platform offering note-taking, easy citations with Zotero integration, LaTeX/Word templates, snippets, themes, dark modes, code highlighting, multi-language support, and knowledge management with Zettelkasten for seamless writing from notes to books.

    206 Zettlr alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
    • PortableApps.com
     
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    1
  5. AppFlowy icon
     207 likes

    Open-source workspace offering complete data control, deep customization via themes, plugins, and templates, native multi-platform support using Flutter and Rust, offline access, privacy features, collaborative tools, and easy extensibility for all users.

    121 AppFlowy alternatives

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Self-Hosted
    • Snapcraft
    • Rust
    • Flathub
     
  6. TiddlyWiki icon
     314 likes

    TiddlyWiki is a single html file with all the characteristics of a wiki - including all of the functionality (including editing, saving, tagging and searching) and the style sheet. Because its a single file, its very portable - you can email it, put it on a web server or share...

    194 TiddlyWiki alternatives

    Cost / License

    • Free
    • Open Source

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • BSD
    • Self-Hosted
    • Xfce
    • RemoteStorage
     
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    1
  7. Simplenote icon
     608 likes

    Cloud-based, open-source note-taking app supporting plain text notes, lists, and ideas with real-time sync, multi-device support, version history, markdown, tagging, collaborative editing, no ads, and free registration required for all cloud features.

    151 Simplenote alternatives

    Cost / License

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
     
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    2
  8. Docmost icon
     51 likes

    Open-source wiki and documentation solution offering real-time collaborative editing, robust permissions, group management, spaces for organizing content, inline commenting, full-page history, advanced full-text search, nested pages, attachments, and flexible storage.

    117 Docmost alternatives

    Cost / License

    Platforms

    • Software as a Service (SaaS)
    • Self-Hosted
    • Docker
    • Cloudron
     
  9. Cryptee icon
     112 likes

    Encrypted, privacy-focused digital storage with zero-knowledge architecture supporting document editing, notes, journals, and photo storage with raw DSLR support, live sync, markdown, code, LaTeX, to-dos, audio, tables, EPUB, PDF, and cross-platform access.

    91 Cryptee alternatives

    Cost / License

    • Freemium
    • Open Source

    Platforms

    • Online
    • Software as a Service (SaaS)
     
  10. SiYuan icon
     81 likes

    SiYuan is a desktop Markdown Block-Reference and Bidirectional-Link note-taking application. Support fine-grained block-level reference and Markdown WYSIWYG.

    101 SiYuan alternatives

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • Android
    • iPhone
    • Android Tablet
    • iPad
    • Self-Hosted
    • Microsoft Edge
    • Google Chrome
    • Flathub
    • Docker
    • Docker Hub
    • F-Droid
     
  11. Markor icon
     96 likes

    Markor is a TextEditor for Android, versatile, flexible, and lightweight. Markor utilizes simple markup formats like Markdown and todo.txt for note-taking and list management. It is versatile at working with text; it can also be used for keeping bookmarks, copying to clipboard...

    177 Markor alternatives

    Cost / License

    • Free
    • Open Source

    Platforms

    • Android
    • Android Tablet
    • F-Droid
     
12 of 142 Zim alternatives