Agents & automation · by Activepieces
Activepieces
Open-source Zapier alternative with AI pieces and an MCP server for agent tool access.
+ MIT-licensed core with pieces written in TypeScript that are easy to extend.
− Far fewer integrations than Zapier or n8n.
Open Activepieces ↗ best for: teams that want a truly open-source automation tool
Evidence
rank #105 of 257Activepieces alternatives
All 8 alternatives →+ Visual scenario canvas handles complex branching and iteration better than Zapier.
− Operations-based billing and error handling confuse newcomers.
+ Templates for sales and support agents work with Gmail, Slack, and HubSpot out of the box.
− Credit-based pricing is hard to forecast for always-on agents.
+ Python-native components can be edited inline, so flows are not limited to built-in nodes.
− Several critical security vulnerabilities in 2025 made exposed instances risky.
+ Self-hostable with code nodes and LangChain-based AI nodes at a fraction of Zapier's cost.
− Sustainable Use licence is not OSI open source and the learning curve is steeper than Zapier.
+ Covers prompt management, knowledge bases, and deployable APIs in one self-hostable app.
− Complex workflows get unwieldy in the visual canvas and version control is weak.