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3 open source alternatives to Zapier

Connect thousands of apps with no-code automations. Here are the open source projects real teams use instead — ranked by fit, with honest pros and cons for each.

What people don't love about Zapier

  • Pricing scales with task volume quickly.
  • Data flows through Zapier cloud.
  • Self-hosting not possible.

Current Zapier pricing (for reference): Free tier (100 tasks/month); Starter from $19.99/month.

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Quick comparison

Alternative Best for License Self-host Hosted cloud?
n8n
Node-based automation tool — self-host or cloud. 		The most mature and feature-rich open automation platform. Sustainable Use License (source-available, free for self-host) ★★☆☆☆ Yes
Activepieces
Open source Zapier alternative with MIT license. 		If you want a strictly MIT-licensed, truly-open alternative. MIT ★★☆☆☆ Yes
Huginn
Self-hosted "agents" that watch, scrape and act. 		Feed monitoring and IFTTT-style agent automations. MIT ★★★☆☆ Self-host only

1. n8n — The most mature and feature-rich open automation platform.

Node-based automation tool — self-host or cloud.

Strengths

  • 400+ integrations out of the box.
  • Visual editor plus code nodes for flexibility.
  • Active community building templates.

Weaknesses

  • License is "fair-code" — not strict OSI open source.
  • Cloud pricing scales with active executions.
  • Some integrations lag behind Zapier's freshest APIs.
License: Sustainable Use License (source-available, free for self-host) Self-host difficulty: 2/5 Hosted cloud optionDesktop: Windows, macOS, Linux

n8n homepage · Source on GitHub · Zapier vs n8n →

2. Activepieces — If you want a strictly MIT-licensed, truly-open alternative.

Open source Zapier alternative with MIT license.

Strengths

  • Properly MIT-licensed and open.
  • Visual flows with branching and loops.
  • TypeScript-based custom pieces.

Weaknesses

  • Smaller integration catalogue than Zapier or n8n.
  • Newer project — breaking changes occur.
  • Cloud pricing tiers still evolving.
License: MIT Self-host difficulty: 2/5 Hosted cloud option

Activepieces homepage · Source on GitHub · Zapier vs Activepieces →

3. Huginn — Feed monitoring and IFTTT-style agent automations.

Self-hosted "agents" that watch, scrape and act.

Strengths

  • Built for IFTTT-style feed monitoring and actions.
  • Huge agent library for feeds, weather, email.
  • Long-running, stable project.

Weaknesses

  • Ruby/Rails stack can feel heavy.
  • UI is functional, not polished.
  • Not beginner-friendly.
License: MIT Self-host difficulty: 3/5

Huginn homepage · Source on GitHub · Zapier vs Huginn →

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