Best Alternatives to Flowise

Drag-and-drop LangChain builder. Compare 10 similar free AI tools.

1. LangChain — LLM orchestration — 700+ integrations (Free: MIT)
2. Dify — Visual AI workflow builder — 129.8K stars (Free: Free self-host + cloud sandbox)
3. Voiceflow — Visual AI agent builder — enterprise-ready conversation design (Free: Sandbox: 2 agents, 50 knowledge rows)
4. Activepieces — Open-source Zapier alternative — self-hostable, 200+ integrations, AI-powered automation builder (Free: Open source; free self-hosted; cloud free tier with 1,000 tasks/month)
5. LangGraph 1.0 — Production-grade directed graph agent orchestration — checkpointing, human-in-loop, streaming, LangSmith integration (Free: MIT license; fully open source)
6. LangGraph — Production agent graphs — SQLite persistence, human-in-the-loop interrupts (Free: MIT; ~34.5M downloads/mo)
7. Windsurf — AI-native editor with Cascade agent — free tier with GPT-4.1 and Claude access (Free: Free tier with GPT-4.1 and Claude access; generous limits)
8. Noca AI — No-code AI app builder for non-technical users — drag-and-drop with AI logic blocks and API integrations (Free: Free tier with limited projects and AI calls)
9. Botpress — Multi-channel chatbot builder — established since 2017 (Free: $0 PAYG: 500 msgs + $5 credit)
10. Warp — AI-native terminal with agent mode — natural language shell (Free: Free tier with 150 AI requests/month)

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