dify - open-source llm app development platform
About Dify
Visual platform for building LLM-powered applications, RAG pipelines, chatbots, agents, and workflows; without deep ML expertise. Self-hostable or cloud, with 80,000+ GitHub stars and 100,000+ apps created.
Key Capabilities
Drag-and-drop workflow builder for LLM pipelines
Built-in RAG engine: index PDFs, web pages, or databases
Agent mode with tool calling and memory management
100+ model integrations: OpenAI, Anthropic, open-source LLMs
80,000+ GitHub stars and 100,000+ apps built on platform
One-click deploy to cloud or self-host with Docker
Standout Features
Visual Workflow Builder
Drag-and-drop interface to build complex LLM pipelines with conditions, loops, and branching
Built-in RAG Engine
Index documents, websites, or databases and query them with semantic search in your app
100+ Model Integrations
Switch between OpenAI, Claude, Gemini, Mistral, or any local model without changing code
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