4 Free Open Source Software Alternatives to Zapier

Zapier is an automation tool that connects different apps and services to automate workflows. It allows users to create 'Zaps' that trigger actions in one app based on events in another.

Discover 4 free and open-source alternatives to Zapier. A popular choice based on its GitHub stars is n8n.

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Automation Platform4 open alternatives
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Huginn logoHuginn
Pipedream logoPipedream
Automatisch logoAutomatisch

Looking for a Zapier alternative that gives you more control, transparency, and flexibility?

Zapier is a great tool for automating tasks between apps. But for developers, data-conscious teams, or those who just prefer open-source tools they can shape and host themselves, there are compelling alternatives. Here's a closer look at some of the best open-source workflow automation platforms out there today.

n8n

n8n

n8n brings together the convenience of visual automation with the depth of real code
It’s built for engineers, DevOps teams, and data professionals who want complete control over their automations. With over 400 native integrations and built-in AI tooling, n8n lets you connect services, orchestrate complex flows, and build AI agents without compromise. When visuals aren't enough, drop into code, JavaScript or Python, your choice. Whether deploying in air-gapped environments or wiring together LangChain-powered assistants, this is automation designed for technical excellence. Debugging is smooth, with replays, inline logs, and powerful tooling that helps you iterate quickly. Self-hosted, fair-code licensed, and fully customizable, n8n delivers a flexible foundation that scales with your team and your needs.

Huginn

huginn

Huginn is like having a programmable agent that watches the internet for you
Instead of just reacting to triggers, Huginn agents monitor events, trends, and changes across the web, then act automatically. It’s not just automation, it’s observation and orchestration. Huginn runs on your own server and operates entirely on your terms. You can build agents that follow the news, track flight prices, monitor website changes, or interact across Slack, Twitter, email, and beyond. Its graph-based model of agents consuming and emitting events allows for complex workflows with transparency and granularity. Huginn even supports advanced setups with Mechanical Turk for crowd-powered logic. It’s a hands-on, hackable tool for developers who want total ownership over what gets done and how.

Pipedream

pipedream

Pipedream strips away DevOps complexity while delivering developer-grade power
With full-code capability in Node.js, Python, Go, or Bash, Pipedream is ideal for engineers who want cloud functions without managing infrastructure. You build workflows triggered by events, webhooks, Slack messages, spreadsheet changes, and chain together steps with prebuilt actions or your own scripts. Built-in support for package managers, data stores, queues, and private networking gives you a powerful sandbox to launch anything from prototypes to production-ready systems. The developer experience is smooth and scalable. And if you're working solo, it’s even free.

Automatisch

automatisch

Automatisch offers simple, powerful automation for non-coders and privacy-minded teams
It’s designed for accessibility without sacrificing capability. Automatisch works like Zapier but without the limitations, self-hostable, open source, and fully yours. You can build workflows to connect tools like Twitter and Slack, automate business processes, and keep everything under your own roof. For teams in healthcare, finance, or other regulated industries, this is a way to stay compliant without giving up automation. There’s no vendor lock-in, no artificial constraints, just a flexible system you can shape, extend, and trust.

These platforms offer more than just alternatives, they redefine what automation can be when you own the stack