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HelpDocs alternatives · Docs & Wikis

HelpDocs alternatives with a Linux app

The HelpDocs listing does not include a Linux app. 10 of the 86 other docs and wiki tools in this directory list a Linux app.

HelpDocs is a paid product with a free trial, starting at $99 per month, billed annually ($129 billed monthly). 9 of them are free or have a free plan.

10 tools · Listings checked up to Nov 13, 2026 · Where the facts come from

How each one differs from HelpDocs

  1. Archbee

    Documentation platform for public and internal knowledge portals

    • Archbee starts at $80 per month, billed annually, with 5 team members (Growing). HelpDocs starts at $99 per month, billed annually ($129 billed monthly).
    • Only Archbee lists macOS, Windows and Linux apps.
    • Only HelpDocs lists a browser extension.
    • Archbee also covers Markdown and documents.
    Archbee vs HelpDocsArchbee pricing and details

  2. Nuclino

    Lightweight team wiki with docs, boards and whiteboards

    • Nuclino starts at $6 per user / month, billed yearly ($8 billed monthly). HelpDocs starts at $99 per month, billed annually ($129 billed monthly).
    • Nuclino has a free plan. HelpDocs does not, though it has a free trial.
    • Only Nuclino lists macOS, Windows, Linux, iOS and Android apps.
    • Only HelpDocs lists a browser extension.
    Nuclino pricing and details

  3. Zoho Writer

    Free online word processor with AI and document automation

    • Zoho Writer starts at $2.50 per user / month, billed annually (Zoho WorkDrive Starter). HelpDocs starts at $99 per month, billed annually ($129 billed monthly).
    • Zoho Writer has a free plan. HelpDocs does not, though it has a free trial.
    • Only Zoho Writer lists Windows, macOS, Linux, iOS and Android apps.
    • Zoho Writer also covers documents and grammar & style.
    Zoho Writer pricing and details

  4. Trilium Notes

    Open-source hierarchical note-taking and personal knowledge base

    • Trilium Notes is free. HelpDocs starts at $99 per month, billed annually ($129 billed monthly).
    • Trilium Notes has a free plan. HelpDocs does not, though it has a free trial.
    • Only Trilium Notes lists Windows, macOS and Linux apps.
    • Only HelpDocs lists a browser extension.
    Trilium Notes pricing and details

  5. ONLYOFFICE

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

    • ONLYOFFICE starts at $20 per admin / month for the DocSpace Business cloud plan. HelpDocs starts at $99 per month, billed annually ($129 billed monthly).
    • ONLYOFFICE has a free plan. HelpDocs does not, though it has a free trial.
    • Only ONLYOFFICE lists Windows, macOS, Linux, iOS and Android apps.
    • Only HelpDocs lists a browser extension.
    ONLYOFFICE pricing and details

  6. Etherpad

    Open-source real-time collaborative editor you host yourself

    • Etherpad is free. HelpDocs starts at $99 per month, billed annually ($129 billed monthly).
    • Etherpad has a free plan. HelpDocs does not, though it has a free trial.
    • Only Etherpad lists Windows, macOS and Linux apps.
    • Only HelpDocs lists a browser extension.
    Etherpad pricing and details

  7. Gramax

    Open-source knowledge base that stores Markdown in Git

    • Gramax starts at $17 per editor / month, billed yearly ($20 billed monthly) (Cloud Business). HelpDocs starts at $99 per month, billed annually ($129 billed monthly).
    • Gramax has a free plan. HelpDocs does not, though it has a free trial.
    • Only Gramax lists macOS, Windows and Linux apps.
    • Only HelpDocs lists a browser extension.
    Gramax pricing and details

  8. 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). HelpDocs starts at $99 per month, billed annually ($129 billed monthly).
    • Collabora Online has a free plan. HelpDocs does not, though it has a free trial.
    • Only Collabora Online lists Windows, macOS, Linux, iOS and Android apps.
    • Only HelpDocs lists a browser extension.
    Collabora Online pricing and details

  9. Sphinx

    Documentation generator for Python projects and beyond

    • Sphinx is free. HelpDocs starts at $99 per month, billed annually ($129 billed monthly).
    • Sphinx has a free plan. HelpDocs does not, though it has a free trial.
    • Only Sphinx lists macOS, Windows and Linux apps.
    • Only HelpDocs lists a web app.
    Sphinx pricing and details

  10. mdBook

    Command-line tool that builds books from Markdown

    • mdBook is free. HelpDocs starts at $99 per month, billed annually ($129 billed monthly).
    • mdBook has a free plan. HelpDocs does not, though it has a free trial.
    • Only mdBook lists Windows, macOS and Linux apps.
    • Only HelpDocs lists a web app.
    mdBook pricing and details

Common questions

Which HelpDocs alternatives have a Linux app?

Archbee, Nuclino, Zoho Writer, Trilium Notes, ONLYOFFICE, Etherpad, Gramax, Collabora Online and 2 more list a Linux app.

Does HelpDocs have a Linux app?

The HelpDocs listing does not include a Linux app. It lists Web and Browser extension.

Which of these docs and wiki tools are free?

Nuclino, Zoho Writer, Trilium Notes, ONLYOFFICE, Etherpad, Gramax, Collabora Online, Sphinx and 1 more are free or have a free plan.

When was this checked?

Each listing shows its own date. On this page they run from Oct 5, 2026 to Nov 13, 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 HelpDocs: the alternatives its listing names first, then the tools that share the most features with it.