Discover the best projects built with LangChain

LangChain powered shell command generator and runner CLI. Maintained by ricklamers on GitHub, where it has earned 1,152 stars from the community.

Building Apps with LLMs. Maintained by daveebbelaar on GitHub, where it has earned 1,140 stars from the community.

Interact with OpenAI's ChatGPT via Telegram and Voice. Maintained by RafalWilinski on GitHub, where it has earned 1,131 stars from the community.

Notebooks & Example Apps for Search & AI Applications with Elasticsearch. Maintained by elastic on GitHub, where it has earned 1,114 stars from the community.

LangChain, LangGraph Open Tutorial for everyone!. Maintained by LangChain-OpenTutorial on GitHub, where it has earned 1,105 stars from the community.

Open source alternative to LangGraph Platform (now LangSmith Deployments) - Self-hosted AI agent backend with FastAPI and PostgreSQL. Zero vendor lock-in, full control over your agent infrastructure. Maintained by aegra on GitHub, where it has earned 1,100 stars from the community.

A desktop multi-agent harness built with Rust, Tauri, and React, powered by langgraph-rust. Maintained by Onelevenvy on GitHub, where it has earned 1,096 stars from the community.

Agents-flex is A lightweight Java AI agent development framework (positioned as a counterpart to Spring AI). It supports features such as RAG, MCP, Skills, Text2SQL, LLM Wiki, Sub-agents, Web Search, TTS (synchronous and streaming), and STT. Maintained by agents-flex on GitHub, where it has earned 1,057 stars from the community.

The Continuous-Improvement Stack for Agents. Our environment data and evals power agent improvement and monitoring. Maintained by JudgmentLabs on GitHub, where it has earned 1,052 stars from the community.

Build agents which are controlled by LLMs. Maintained by mpaepper on GitHub, where it has earned 1,052 stars from the community.

On-premises conversational RAG with configurable containers. Maintained by dmayboroda on GitHub, where it has earned 1,046 stars from the community.

An LLM-powered repository agent designed to assist developers and teams in generating documentation and understanding repositories quickly. Maintained by OpenBMB on GitHub, where it has earned 1,021 stars from the community.

Next.js frontend for LangChain Chat. Maintained by zahidkhawaja on GitHub, where it has earned 1,015 stars from the community.

Resource, examples & tutorials for multimodal AI, RAG and agents using vector search and LLMs. Maintained by lancedb on GitHub, where it has earned 972 stars from the community.

Running Llama 2 and other Open-Source LLMs on CPU Inference Locally for Document Q&A. Maintained by kennethleungty on GitHub, where it has earned 971 stars from the community.

GenAI powered multi-agentic medical diagnostics and healthcare research assistance chatbot. Designed for healthcare professionals, researchers and patients. Maintained by souvikmajumder26 on GitHub, where it has earned 953 stars from the community.

ChatGPT, GenerativeAI and LLMs Timeline. Maintained by hollobit on GitHub, where it has earned 952 stars from the community.

Serving LangChain LLM apps and agents automagically with FastApi. LLMops. Maintained by msoedov on GitHub, where it has earned 939 stars from the community.

Self-paced bootcamp on Generative AI. Tutorials on ML fundamentals, Ollama, LLMs, RAGs, LangChain, LangGraph, Fine-tuning, DSPy & AI Agents (CrewAI), (Using ChatGPT, gpt-oss, Claude, Qwen, Gemma, Llama, Gemini). Maintained by curiousily on GitHub, where it has earned 932 stars from the community.

Large Language Models (LLMs) tutorials & sample scripts, ft. langchain, openai, llamaindex, gpt, chromadb & pinecone. Maintained by onlyphantom on GitHub, where it has earned 927 stars from the community.

Core 7 layers of production grade agentic system. Maintained by FareedKhan-dev on GitHub, where it has earned 920 stars from the community.

Repo for AI Agents The Definitive Guide. Maintained by Nicolepcx on GitHub, where it has earned 913 stars from the community.

The open source chat-ai toolkit. Maintained by homanp on GitHub, where it has earned 912 stars from the community.

Deep research agent to help you find the best GitHub repositories!. Maintained by zamalali on GitHub, where it has earned 903 stars from the community.

AI-powered StartUp Accelerator Engine built with Next.js, LangChain, PostgreSQL + pgvector. Upload, organize, and chat with documents. Includes predictive missing-document detection, role-based workflows, and page-level insight extraction. Maintained by Deodat-Lawson on GitHub, where it has earned 886 stars from the community.

ID-based RAG FastAPI: Integration with Langchain and PostgreSQL/pgvector. Maintained by danny-avila on GitHub, where it has earned 880 stars from the community.

Your AI agent in 30 seconds. Not 30 hours. Self-hosted, open-source personal AI with desktop installer, multi-agent Command Center(Deep Work), and 7-layer security. Anthropic, OpenAI, or Ollama. Maintained by pocketpaw on GitHub, where it has earned 872 stars from the community.

Chat and Ask on your own data. Accelerator to quickly upload your own enterprise data and use OpenAI services to chat to that uploaded data and ask questions. Maintained by akshata29 on GitHub, where it has earned 866 stars from the community.

AgentChat LLM ， Agent Agent。，Agent 。 LangChain、Function Call、MCP 、RAG、Memory、HITL、Skill、Milvus ElasticSearch ，， FastAPI 。. Maintained by Shy2593666979 on GitHub, where it has earned 857 stars from the community.

Agent memory for LLMs: 30 runnable Jupyter notebooks covering conversation buffers, vector stores, knowledge graphs, episodic and semantic memory, MemGPT, Mem0, Letta, Zep, Graphiti, LoCoMo benchmarks, and production patterns. Maintained by NirDiamant on GitHub, where it has earned 857 stars from the community.

Document chatbot — multiple files, topics, chat windows and chat history. Powered by GPT. Maintained by dissorial on GitHub, where it has earned 853 stars from the community.

A playground for neuro-san. Maintained by cognizant-ai-lab on GitHub, where it has earned 852 stars from the community.

Magick is a cutting-edge toolkit for a new kind of AI builder. Make Magick with us!. Maintained by Oneirocom on GitHub, where it has earned 846 stars from the community.

DeFi toolkit for AI agents and coding assistants — deposit funds, execute trades, and manage crypto wallets. Works with Claude Code, Cursor, Windsurf, OpenClaw, CrewAI, AutoGPT, and other AI agent frameworks. Maintained by swapperfinance on GitHub, where it has earned 845 stars from the community.

AI chatbot for chat with CSV, PDF, TXT files and YTB videos | using Langchain | OpenAI | Streamlit. Maintained by yvann-ba on GitHub, where it has earned 814 stars from the community.

Debug your AI agents. Maintained by vllora on GitHub, where it has earned 813 stars from the community.

What if OpenAI Deep Research and Dify were one platform? OpenAgent — harness architecture for rapidly building vertical AI agents, with deep reasoning loops, visual workflows, RAG, and A2A delegation. Maintained by Haohao-end on GitHub, where it has earned 805 stars from the community.

Connect and chat with your multiple documents (pdf and txt) through GPT 3.5, GPT-4 Turbo, Claude and Local Open-Source LLMs. Maintained by junruxiong on GitHub, where it has earned 800 stars from the community.

Learn Cloud Applied Generative AI Engineering (GenEng) using OpenAI, Gemini, Streamlit, Containers, Serverless, Postgres, LangChain, Pinecone, and Next.js. Maintained by panaverse on GitHub, where it has earned 794 stars from the community.

SkyAGI: Emerging human-behavior simulation capability in LLM. Maintained by litanlitudan on GitHub, where it has earned 778 stars from the community.

PanWatch · AI ， TradingAgents Agent | A//、、、. Maintained by TNT-Likely on GitHub, where it has earned 767 stars from the community.

LLM. Maintained by morsoli on GitHub, where it has earned 767 stars from the community.

Embeds text files into vectors, stores them on Pinecone, and enables semantic search using GPT3 and Langchain in a Next.js UI. Maintained by dabit3 on GitHub, where it has earned 763 stars from the community.

Practical LangChain patterns and implementations for real-world LLM applications. ：LangChain - LangChain。LangChain，。（），LangChain。. Maintained by huangjia2019 on GitHub, where it has earned 761 stars from the community.

Sample to envision intelligent apps with Microsoft's Copilot stack for AI-infused product experiences. Maintained by Azure-Samples on GitHub, where it has earned 751 stars from the community.

Chat with your documents offline using AI. Maintained by marella on GitHub, where it has earned 738 stars from the community.

Visualization and debugging tool for LangChain workflows. Maintained by amosjyng on GitHub, where it has earned 737 stars from the community.

AGI Bot. BiliBili | | @ | bot | |. Maintained by jiran214 on GitHub, where it has earned 731 stars from the community.

An open source implementation of code execution with MCP (Programatic Tool Calling). Maintained by Chen-zexi on GitHub, where it has earned 723 stars from the community.

Interactive LLM Powered NPCs, is an open-source project that completely transforms your interaction with non-player characters (NPCs) in any game!. Maintained by AkshitIreddy on GitHub, where it has earned 718 stars from the community.

Find and fix vulnerabilities by chatting with AI. Maintained by hackerai-tech on GitHub, where it has earned 702 stars from the community.

Find zero-days while you sleep. DeepZero is an automated vulnerability research framework that parses, decompiles, and analyzes thousands of Windows kernel drivers for exploitable IOCTLs natively using AI agents. Maintained by 416rehman on GitHub, where it has earned 685 stars from the community.

Hands-on LangGraph course repo for building production-grade LLM agents with Agentic RAG, ReAct, and reflection workflows. Maintained by emarco177 on GitHub, where it has earned 680 stars from the community.

A simple CLI to run LLM prompt and implement MCP client. Maintained by adhikasp on GitHub, where it has earned 678 stars from the community.

RAGLight is a modular framework for Retrieval-Augmented Generation (RAG). It makes it easy to plug in different LLMs, embeddings, and vector stores, and now includes seamless MCP integration to connect external tools and data sources. Maintained by Bessouat40 on GitHub, where it has earned 670 stars from the community.

ScienceClaw is a personal research assistant built with LangChain DeepAgents and AIO Sandbox infrastructure, adopting a completely new architecture beyond OpenClaw. It offers stronger security, better transparency, and a more user-friendly experience. Maintained by AgentTeam-TaichuAI on GitHub, where it has earned 661 stars from the community.

ChatGPT at home! A better alternative to commercial smart home assistants, built on the Raspberry Pi using LiteLLM and LangGraph. Maintained by judahpaul16 on GitHub, where it has earned 649 stars from the community.

Open-source self-hosted AI agent runtime and multi-agent framework for autonomous agent swarms. Agent memory, MCP tools, schedules, delegation, and 23+ LLM providers (Claude, GPT, Gemini, OpenRouter, Ollama). A practical Claude Code and LangChain alternative. Maintained by swarmclawai on GitHub, where it has earned 640 stars from the community.

An AI-app that allows you to upload a PDF and ask questions about it. It uses OpenAI's LLMs to generate a response. Maintained by alejandro-ao on GitHub, where it has earned 635 stars from the community.

End to End Generative AI Industry Projects on LLM Models with Deployment_Awesome LLM Projects. Maintained by GURPREETKAURJETHRA on GitHub, where it has earned 622 stars from the community.