Langflow
Visual low-code AI builder for agentic and RAG applications
⭐ 4.5
free open-source agent-builder
#agent-builder
#workflow
#rag
#visual-builder
#low-code
Overview
Langflow is a visual, low-code AI builder that empowers developers to rapidly prototype and build AI applications using agentic workflows and retrieval-augmented generation (RAG).
Key Features
- Visual Flow Builder: Intuitive drag-and-drop interface for creating complex AI workflows
- LLM Agnostic: Support for all major language models and vector stores
- Custom Components: Create unlimited custom Python components
- Built-in APIs: Every workflow becomes a tool with automatic API generation
- Interactive Testing: Playground environment for immediate workflow testing
Use Cases
- Building AI agents and chatbots
- Creating RAG applications for document Q&A
- Prototyping complex AI workflows
- Custom AI application development
- Enterprise AI solution deployment
Pricing
- Open Source: Completely free to use and modify
- Self-Hosted: Deploy on your own infrastructure
- Enterprise Support: Custom pricing for enterprise deployments