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Tana Outliner alternatives · Note-Taking

Open-source alternatives to Tana Outliner

Tana Outliner is not described as open source on its own site. 50 of the 146 other note-taking apps in this directory are open source, according to their own sites.

Tana Outliner has a free plan. Paid plans start at $8 per month, billed yearly. All of them are free or have a free plan.

50 tools · Listings checked up to Oct 9, 2026 · Where the facts come from

The 12 closest to Tana Outliner

  1. Logseq

    Open-source outliner for linked notes stored as local files

    • Logseq starts at $5 per month for Open Collective backers, which unlocks Logseq Sync. Tana Outliner starts at $8 per month, billed yearly.
    • Logseq is open source, according to its own site.
    • Logseq also covers Markdown and whiteboard.
    • Tana Outliner also covers meeting notes and tasks.
    Logseq vs Tana OutlinerLogseq pricing and details

  2. Reflect

    Open-source daily notes app with backlinks and local Markdown

    • Reflect starts at $9.99 per month, or $99 per year, for the iPhone and iPad app. Tana Outliner starts at $8 per month, billed yearly.
    • Only Reflect lists a browser extension.
    • Only Tana Outliner lists a web app.
    • Only Tana Outliner lists Windows, Linux and Android apps.
    Reflect pricing and details

  3. Tolaria

    Free, open-source desktop app for Markdown knowledge bases

    • Tolaria is free. Tana Outliner starts at $8 per month, billed yearly.
    • Only Tana Outliner lists a web app.
    • Only Tana Outliner lists iOS and Android apps.
    • Tolaria is open source, according to its own site.
    Tolaria pricing and details

  4. GitJournal

    Mobile Markdown notes app that syncs through any Git repository

    • GitJournal starts at $1.99 per month in installments, or $31.99 one-time (US App Store minimums). Tana Outliner starts at $8 per month, billed yearly.
    • Only Tana Outliner lists a web app.
    • Only Tana Outliner lists macOS, Windows and Linux apps.
    • GitJournal is open source, according to its own site.
    GitJournal pricing and details

  5. Zim

    Desktop wiki that keeps linked pages as plain text files

    • Zim is free. Tana Outliner starts at $8 per month, billed yearly.
    • Only Tana Outliner lists a web app.
    • Only Tana Outliner lists iOS and Android apps.
    • Zim is open source, according to its own site.
    Zim pricing and details

  6. Simplenote

    Free plain-text notes that sync across every major platform

    • Simplenote is free. Tana Outliner starts at $8 per month, billed yearly.
    • Simplenote is open source, according to its own site.
    • Simplenote also covers Markdown.
    • Tana Outliner also covers meeting notes, daily notes and tasks.
    Simplenote pricing and details

  7. TiddlyWiki

    Open-source personal wiki kept in a single HTML file

    • TiddlyWiki is free. Tana Outliner starts at $8 per month, billed yearly.
    • Only Tana Outliner lists iOS and Android apps.
    • TiddlyWiki is open source and self-hostable, according to its own site.
    • TiddlyWiki also covers wiki.
    TiddlyWiki pricing and details

  8. Tangent Notes

    Open-source Markdown notes app that maps the path between notes

    • Tangent Notes is free. Tana Outliner starts at $8 per month, billed yearly.
    • Only Tana Outliner lists a web app.
    • Only Tana Outliner lists iOS and Android apps.
    • Tangent Notes is open source, according to its own site.
    Tangent Notes pricing and details

  9. Beaver Notes

    Open-source, local-first Markdown notes app for desktop

    • Beaver Notes is free. Tana Outliner starts at $8 per month, billed yearly.
    • Only Tana Outliner lists a web app.
    • Only Tana Outliner lists iOS and Android apps.
    • Beaver Notes is open source, according to its own site.
    Beaver Notes pricing and details

  10. Cryptee

    Encrypted documents, notes and photo storage from Estonia

    • Cryptee starts at €3 per month (10 GB). Tana Outliner starts at $8 per month, billed yearly.
    • Only Tana Outliner lists macOS, Windows, Linux, iOS and Android apps.
    • Cryptee is open source and end-to-end encrypted, according to its own site.
    • Cryptee also covers Markdown and documents.
    Cryptee pricing and details

  11. Markor

    Offline Android text editor for Markdown notes and todo.txt

    • Markor is free. Tana Outliner starts at $8 per month, billed yearly.
    • Only Tana Outliner lists a web app.
    • Only Tana Outliner lists macOS, Windows, Linux and iOS apps.
    • Markor is open source, according to its own site.
    Markor pricing and details

  12. Fossify Notes

    Open-source Android notes and checklists with no account

    • Fossify Notes is free. Tana Outliner starts at $8 per month, billed yearly.
    • Only Tana Outliner lists a web app.
    • Only Tana Outliner lists macOS, Windows, Linux and iOS apps.
    • Fossify Notes is open source, according to its own site.
    Fossify Notes pricing and details

38 more that are open source

All 50 in one table

Common questions

Is there an open-source alternative to Tana Outliner?

Yes. Logseq, Reflect, Tolaria, GitJournal, Zim, Simplenote, TiddlyWiki, Tangent Notes and 42 more are open source, according to their own sites.

Is Tana Outliner open source?

Tana Outliner is not described as open source on its own site. The listing was checked on Oct 4, 2026 against the pages it cites.

When was this checked?

Each listing shows its own date. On this page they run from Oct 4, 2026 to Oct 9, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Tana Outliner: the alternatives its listing names first, then the tools that share the most features with it.