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Activepieces
Free (self-hosted) / Free tier (cloud)4.6/5
Open-source automation with unlimited tasks, self-hosting, AI-native, 400+ integrations
Why founders use Activepieces
400+ integrations
Visual flow builder
AI agents
Self-hosting capability
Custom piece development
Webhooks
Scheduled workflows
Database integration
The Good
Completely free open-source option
Self-hostable with Docker
Unlimited tasks on free tier
AI-native with MCP support
No per-task fees
Todos for human-in-the-loop approvals
The Bad
Smaller integration library than Zapier
Requires technical knowledge for self-hosting
Smaller community than established tools
The Verdict
Activepieces is an MIT-licensed open-source automation platform perfect for developers and privacy-conscious indie hackers. Self-host completely free using Docker with unlimited workflows and executions—pay nothing except your infrastructure costs. The platform is AI-native by design, with built-in support for OpenAI, Claude, and Model Context Protocol (MCP) agents.\n\nWith 400+ pre-built integrations and the ability to build custom ones, plus a generous free cloud tier, Activepieces delivers enterprise-grade automation without vendor lock-in. The "Todos" feature for manual approvals within workflows is a standout for teams needing human oversight.