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Flowise

Developer & API Tools
★★★★☆4.3/ 5 · editorial ratingFree
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🗒️ What is Flowise?

Open-source low-code tool to build LLM apps visually. Drag-and-drop LangChain and LlamaIndex flows without writing code.

Flowise is particularly strong at visual drag-and-drop builder needs no coding for basic flows, free and open-source with full self-hosting option, and built on LangChain/LlamaIndex under the hood for power, making it a popular choice for building chatbots without writing code and rapid prototyping of RAG and agent workflows. One thing to keep in mind: complex flows can get messy in a visual canvas.

👍 What are Flowise's pros and cons?

Pros

  • Visual drag-and-drop builder needs no coding for basic flows
  • Free and open-source with full self-hosting option
  • Built on LangChain/LlamaIndex under the hood for power
  • Fast way to prototype LLM apps visually

Cons

  • Complex flows can get messy in a visual canvas
  • Self-hosting requires basic server/Docker knowledge
  • Smaller community than code-first frameworks

🎯 What can you use Flowise for?

→Building chatbots without writing code
→Rapid prototyping of RAG and agent workflows
→Internal tools for non-technical team members
→Visualizing and debugging LLM app logic

💰 How much does Flowise cost?

Flowise is free and open-source to self-host; a hosted Cloud version is available with a free tier and paid plans for more usage.

Most Popular

Self-hosted

Free
  • Open-source, MIT license
  • Unlimited flows
  • Full data control

Cloud Free

$0/mo
  • Limited monthly executions
  • Hosted, no setup required

Cloud Pro

$35/mo
  • Higher execution limits
  • Priority support
  • Team workspace
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❓ Frequently Asked Questions

Is Flowise free?

Flowise is free and open-source to self-host; a hosted Cloud version is available with a free tier and paid plans for more usage.

What is Flowise used for?

Flowise is commonly used for Building chatbots without writing code, Rapid prototyping of RAG and agent workflows, and Internal tools for non-technical team members.

Is Flowise worth it in 2026?

In our review, Flowise scores 4.3/5. Its main strengths are Visual drag-and-drop builder needs no coding for basic flows and Free and open-source with full self-hosting option. On the downside, Complex flows can get messy in a visual canvas.

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