Dify is an open-source LLM app development platform. Dify's intuitive interface combines AI workflow, RAG pipeline, agent capabilities, model management, observability features and more, letting you quickly go from prototype to production.

RAGFlow is an open-source RAG (Retrieval-Augmented Generation) engine based on deep document understanding.

Drag & drop UI to build your customized LLM flow

Langchain-Chatchat（原Langchain-ChatGLM）基于 Langchain 与 ChatGLM, Qwen 与 Llama 等语言模型的 RAG 与 Agent 应用 | Langchain-Chatchat (formerly langchain-ChatGLM), local knowledge based LLM (like ChatGLM, Qwen and Llama) RAG and Agent app with langchain

User-friendly Desktop Client App for AI Models/LLMs (GPT, Claude, Gemini, Ollama...)

Conversational RPA SDK for Chatbot Makers. Join our Discord: https://discord.gg/7q8NBZbQzt

🧠 Leon is your open-source personal assistant.

🍒 Cherry Studio is a desktop client that supports for multiple LLM providers. Support deepseek-r1

LangChain & LangGraph AI agent chatbot large PDF docs

The open-source hub to build & deploy GPT/LLM Agents ⚡️

Prompt, run, edit, and deploy full-stack web applications

Botkit is an open source developer tool for building chat bots, apps and custom integrations for major messaging platforms.

📦 Repomix (formerly Repopack) is a powerful tool that packs your entire repository into a single, AI-friendly file. Perfect for when you need to feed your codebase to Large Language Models (LLMs) or other AI tools like Claude, ChatGPT, DeepSeek, Perplexity, Gemini, Gemma, Llama, Grok, and more.

An amazing UI for OpenAI's ChatGPT (Website + Windows + MacOS + Linux)

💬 Typebot is a powerful chatbot builder that you can self-host.

Providing a free OpenAI GPT-4 API ! This is a replication project for the typescript version of xtekky/gpt4free

OpenAI API Free Reverse Proxy

Cross-platform chatbot framework made with love

🚀 KIMI AI 长文本大模型逆向API【特长：长文本解读整理】，支持高速流式输出、智能体对话、联网搜索、探索版、K1思考模型、长文档解读、图像解析、多轮对话，零配置部署，多路token支持，自动清理会话痕迹，仅供测试，如需商用请前往官方开放平台。

⚡️ A framework for building conversational user interfaces.