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Zapier alternatives · Automation

Open-source alternatives to Zapier

Zapier is not described as open source on its own site. 6 of the 40 other automation tools in this directory are open source, according to their own sites.

Zapier has a free plan. Paid plans start at $19.99 / month, billed annually, for 750 tasks ($29.99 billed monthly). All of them are free or have a free plan.

6 tools · Listings checked up to Oct 6, 2026 · Where the facts come from

How each one differs from Zapier

  1. Activepieces

    Open-source automation with flows, AI agents and tables

    • Activepieces starts at $16 / month flat, billed yearly ($20 billed monthly), for up to 5 users. Zapier starts at $19.99 / month, billed annually, for 750 tasks ($29.99 billed monthly).
    • Only Zapier lists a browser extension.
    • Activepieces is open source and self-hostable, according to its own site.
    • Activepieces also covers AI agents.
    Activepieces vs ZapierActivepieces pricing and details

  2. Huginn

    Open-source agents that watch the web and act, on your own server

    • Huginn is free. Zapier starts at $19.99 / month, billed annually, for 750 tasks ($29.99 billed monthly).
    • Only Huginn lists a Linux app.
    • Only Zapier lists a browser extension.
    • Huginn is open source and self-hostable, according to its own site.
    Huginn vs ZapierHuginn pricing and details

  3. Skyvern

    Open-source AI agents that automate workflows in the browser

    • Skyvern starts at $29 / month for 30,000 credits (Hobby). Zapier starts at $19.99 / month, billed annually, for 750 tasks ($29.99 billed monthly).
    • Only Zapier lists a browser extension.
    • Skyvern is open source and self-hostable, according to its own site.
    • Skyvern also covers AI agents and no-code.
    Skyvern pricing and details

  4. Windmill

    Open-source platform for scripts, workflows and internal apps

    • Windmill starts at $10 per seat / month (Cloud Team); self-hosted Pro from $48 / month. Zapier starts at $19.99 / month, billed annually, for 750 tasks ($29.99 billed monthly).
    • Only Zapier lists a browser extension.
    • Windmill is open source and self-hostable, according to its own site.
    • Windmill also covers AI agents and app builder.
    Windmill pricing and details

  5. Node-RED

    Open-source, flow-based programming tool for event-driven apps

    • Node-RED is free. Zapier starts at $19.99 / month, billed annually, for 750 tasks ($29.99 billed monthly).
    • Only Node-RED lists Windows and Linux apps.
    • Only Zapier lists a browser extension.
    • Node-RED is open source and self-hostable, according to its own site.
    Node-RED pricing and details

  6. Ui.Vision

    Open-source browser and desktop automation with computer vision

    • Ui.Vision starts at €11.90 / month for AI PRO (introductory price); PRO Edition is US$299 / year. Zapier starts at $19.99 / month, billed annually, for 750 tasks ($29.99 billed monthly).
    • Only Ui.Vision lists Windows, macOS and Linux apps.
    • Only Zapier lists a web app.
    • Ui.Vision is open source, according to its own site.
    Ui.Vision pricing and details

Common questions

Is there an open-source alternative to Zapier?

Yes. Activepieces, Huginn, Skyvern, Windmill, Node-RED and Ui.Vision are open source, according to their own sites.

Is Zapier open source?

Zapier 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 6, 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 Zapier: the alternatives its listing names first, then the tools that share the most features with it.