n8n — #1 Alternative to Zapier
Self-hostable node-based workflow and AI agent automation with 400+ integrations & JS/Python
Visual graph builder allowing multi-branch merges, loops, sub-workflows, custom npm/Python code nodes, and local/cloud LLM chains with unlimited executions when self-hosted.
License: Sustainable Use License (Free Self-Host) · Pricing: Open Core · Compare all Zapier alternatives · Official Website