Looking for an open-source alternative to Zapier? Below are 8 community-built tools that offer similar functionality — all free, open source, and ready to use or self-host. Ranked by GitHub stars.
A powerful fair-code workflow automation platform with native AI capabilities. It combines visual workflow building with the ability to include custom code. Self-host or use the cloud version with over 400+ integrations available.
Create agents that watch for certain triggers and perform automated actions, making it a personal IFTTT. Your agents are standing by to automate tasks on your behalf.
Equips your AI agents & LLMs with over 100 high-quality integrations via function calling.
Your friendliest open source AI automation tool with over 200 integrations, serving as an enterprise-grade alternative to Zapier.
An open source alternative to Zapier that enables workflow automation without excessive costs or complexity. Automatisch allows users to build, manage, and run automated workflows connecting a variety of apps and services with ease.
ACI.dev is an open-source platform integrating over 600 tools with IDEs and custom AI agents, using direct function calls or a unified MCP server. It initiates the concept of VibeOps for better operations.
workflow-builder-template is a visual AI workflow automation platform that enables users to design, automate, and manage workflows with ease. It provides a user-friendly interface for integrating AI, APIs, and automation into custom processes without extensive coding.
Crosspost to Medium and Dev.to automagically from the CLI, making it easier to manage content sharing across platforms.
The top picks from this list are N8n, Huginn, Composio — all maintained, free to use, and self-hostable.
Yes. Every tool listed here is open source and free to use. Many can be self-hosted on your own infrastructure, which means no subscription fees and full control over your data.
Most of the alternatives listed are self-hostable. Check each tool's page for hosting details, system requirements, and licensing terms.
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