n8n

n8n is a source-available workflow automation platform with native AI nodes, starting at €20/month billed annually. It offers a visual builder combined with code capabilities (JavaScript/Python) for unlimited workflows and integrations with over 500 apps. Users can build AI agents, multi-agent RAG systems, and complex pipelines with full traceability. The platform supports human-in-the-loop approvals, structured I/O for AI steps, and self-hosting via Docker. Pricing is based on monthly workflow executions (2.5K on Starter, 10K on Pro), with unlimited users and workflows per plan. It fits technical teams (IT, DevOps, security) and solopreneurs needing customizable automation with AI integration. Typical use cases include employee onboarding, security incident enrichment, and lead automation.