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Nuclino alternatives · Docs & Wikis

Open-source alternatives to Nuclino

Nuclino is not described as open source on its own site. 15 of the 51 other docs and wiki tools in this directory are open source, according to their own sites.

Nuclino has a free plan. Paid plans start at $6 per user / month, billed yearly ($8 billed monthly). All of them are free or have a free plan.

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

The 12 closest to Nuclino

  1. Outline

    Fast team knowledge base and wiki, cloud-hosted or self-hosted

    • Outline starts at $10 per month for a team of 1 to 10 members (cloud-hosted). Nuclino starts at $6 per user / month, billed yearly ($8 billed monthly).
    • Only Nuclino lists Linux, iOS and Android apps.
    • Outline is open source and self-hostable, according to its own site.
    • Outline also covers AI search and Markdown.
    Outline vs NuclinoOutline pricing and details

  2. ONLYOFFICE

    Open-source office suite for documents, sheets, slides and PDFs

    • ONLYOFFICE starts at $20 per admin / month for the DocSpace Business cloud plan. Nuclino starts at $6 per user / month, billed yearly ($8 billed monthly).
    • ONLYOFFICE is open source and self-hostable, according to its own site.
    • ONLYOFFICE also covers spreadsheets and presentations.
    • Nuclino also covers wiki, whiteboard and kanban boards.
    ONLYOFFICE pricing and details

  3. CryptPad

    End-to-end encrypted, open-source collaborative office suite

    • CryptPad starts at €5 per month, or €55 per year, for the Personal plan on cryptpad.fr. Nuclino starts at $6 per user / month, billed yearly ($8 billed monthly).
    • Only Nuclino lists macOS, Windows, Linux, iOS and Android apps.
    • CryptPad is open source, self-hostable and end-to-end encrypted, according to its own site.
    • CryptPad also covers spreadsheets.
    CryptPad pricing and details

  4. Etherpad

    Open-source real-time collaborative editor you host yourself

    • Etherpad is free. Nuclino starts at $6 per user / month, billed yearly ($8 billed monthly).
    • Only Nuclino lists iOS and Android apps.
    • Etherpad is open source and self-hostable, according to its own site.
    • Nuclino also covers wiki, whiteboard and kanban boards.
    Etherpad pricing and details

  5. Documize

    Self-hosted knowledge base with approvals and analytics

    • Documize starts at $900 per year for up to 100 users. Nuclino starts at $6 per user / month, billed yearly ($8 billed monthly).
    • Only Nuclino lists macOS, Windows, Linux, iOS and Android apps.
    • Documize is open source and self-hostable, according to its own site.
    • Documize also covers templates and reports.
    Documize pricing and details

  6. BookStack

    Free self-hosted wiki organized into books, chapters and pages

    • BookStack starts at £450 per year for an optional support plan; the software itself is free. Nuclino starts at $6 per user / month, billed yearly ($8 billed monthly).
    • Only Nuclino lists macOS, Windows, Linux, iOS and Android apps.
    • BookStack is open source and self-hostable, according to its own site.
    • BookStack also covers Markdown, templates and diagrams.
    BookStack pricing and details

  7. Wiki.js

    Open-source wiki software built on Node.js with Git sync

    • Wiki.js is free. Nuclino starts at $6 per user / month, billed yearly ($8 billed monthly).
    • Only Nuclino lists macOS, Windows, Linux, iOS and Android apps.
    • Wiki.js is open source and self-hostable, according to its own site.
    • Wiki.js also covers Markdown and diagrams.
    Wiki.js pricing and details

  8. MediaWiki

    The free wiki software that powers Wikipedia

    • MediaWiki is free. Nuclino starts at $6 per user / month, billed yearly ($8 billed monthly).
    • Only Nuclino lists macOS, Windows, Linux, iOS and Android apps.
    • MediaWiki is open source and self-hostable, according to its own site.
    • Nuclino also covers whiteboard, kanban boards and documents.
    MediaWiki pricing and details

  9. Docmost

    Open-source collaborative wiki you deploy on your own servers

    • Docmost starts at $6 per seat / month, billed annually (Business, 10-seat minimum). Nuclino starts at $6 per user / month, billed yearly ($8 billed monthly).
    • Only Nuclino lists macOS, Windows, Linux, iOS and Android apps.
    • Docmost is open source and self-hostable, according to its own site.
    • Docmost also covers AI search, databases and diagrams.
    Docmost pricing and details

  10. Collabora Online

    Self-hosted, open-source office suite based on LibreOffice

    • Collabora Online starts at $3.40 per user / month on a yearly subscription (up to 99 users). Nuclino starts at $6 per user / month, billed yearly ($8 billed monthly).
    • Collabora Online is open source and self-hostable, according to its own site.
    • Collabora Online also covers spreadsheets and presentations.
    • Nuclino also covers wiki, whiteboard and kanban boards.
    Collabora Online pricing and details

  11. BlueSpice

    Open-source enterprise wiki built on MediaWiki

    • BlueSpice starts at $1,620 per year for up to 25 users, cloud-hosted (about $5.40 per user / month). Nuclino starts at $6 per user / month, billed yearly ($8 billed monthly).
    • Only Nuclino lists macOS, Windows, Linux, iOS and Android apps.
    • BlueSpice is open source and self-hostable, according to its own site.
    • BlueSpice also covers templates, diagrams and forms.
    BlueSpice pricing and details

  12. DokuWiki

    Open-source wiki software that needs no database

    • DokuWiki is free. Nuclino starts at $6 per user / month, billed yearly ($8 billed monthly).
    • Only Nuclino lists macOS, Windows, Linux, iOS and Android apps.
    • DokuWiki is open source and self-hostable, according to its own site.
    • Nuclino also covers whiteboard, kanban boards and documents.
    DokuWiki pricing and details

3 more that are open source

All 15 in one table

Common questions

Is there an open-source alternative to Nuclino?

Yes. Outline, ONLYOFFICE, CryptPad, Etherpad, Documize, BookStack, Wiki.js, MediaWiki and 7 more are open source, according to their own sites.

Is Nuclino open source?

Nuclino is not described as open source on its own site. The listing was checked on Oct 5, 2026 against the pages it cites.

When was this checked?

Each listing shows its own date. On this page they run from Oct 5, 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 Nuclino: the alternatives its listing names first, then the tools that share the most features with it.