Discover the best projects built with LangChain

Build a Reddit Content Research Agent with LLMs, LangChain, SERP, Jupyter, Django, Bright Data, Celery, Django QStash, and much more. Maintained by codingforentrepreneurs on GitHub, where it has earned 28 stars from the community.

LightweightEmbeddings is a fast, free, and unlimited API service for multilingual embeddings and reranking, with support for both text and images and guaranteed uptime. Maintained by lh0x00 on GitHub, where it has earned 28 stars from the community.

Provides and manages the standards of the Act Template. Maintained by Proact0 on GitHub, where it has earned 28 stars from the community.

This project demonstrates a decoupled real-time agent architecture that connects LangGraph agents to remote tools served by custom MCP (Modular Command Protocol) servers. The architecture enables a flexible and scalable multi-agent system where each tool can be hosted independently (via SSE or STDIO), offering modularity and cloud-deployable execut. Maintained by junfanz1 on GitHub, where it has earned 28 stars from the community.

Local-first, extensible AI agent workspace — FastAPI + Next.js + LangGraph, with skills, MCP tools, artifacts, long-term memory, sub-agents, and multi-provider (DeepSeek/OpenAI/Anthropic) reasoning streaming. Maintained by iam-xiaofeng on GitHub, where it has earned 28 stars from the community.

OSGPT is a powerful plugin designed to dynamically load documents from specified folders and create searchable vector databases. Not only does it offer a quick way to query from your documents, but it also allows you to execute CLI commands on the host system, be it Linux/Unix or Windows. Maintained by Ravi-Teja-konda on GitHub, where it has earned 28 stars from the community.

OAuth bridge enabling DeerFlow 2.0 to use ChatGPT Plus/Pro subscriptions via OpenAI Codex OAuth — no API key required. Maintained by trentster on GitHub, where it has earned 28 stars from the community.

brickllm with langgraph. Maintained by EURAC-EEBgroup on GitHub, where it has earned 28 stars from the community.

My personal website and blog. Maintained by adarshaacharya on GitHub, where it has earned 28 stars from the community.

RAG Chat Assistant with MongoDB Atlas, Google Cloud and Langchain. Maintained by mongodb-developer on GitHub, where it has earned 28 stars from the community.

Created and enhanced a local LLM training system on Apple Silicon with MLX and Metal API, overcoming the absence of CUDA support. Fine-tuned the Llama3 model on 16 GPUs for streamlined solution of verbose math word problems. Result: a powerful, privacy-preserving chatbot that runs smoothly on-device. Maintained by GusLovesMath on GitHub, where it has earned 28 stars from the community.

Modular multi-agent orchestration framework powered by LangGraph and FastAPI. Maintained by yx-fan on GitHub, where it has earned 28 stars from the community.

A browser extension that allows you to highlight, tag, annotate, and export the best parts of your favorite YouTube videos and summarize these snips with the power of AI. Winner of Boost Hacks. Maintained by rami-maalouf on GitHub, where it has earned 28 stars from the community.

The command center for n8n automation operators: multi-instance management, real-time error tracking, AI-assisted debugging, a Code Lab, and one-click container deployment. Self-hosted, source-available (MIT). Maintained by Mfrostbutter on GitHub, where it has earned 28 stars from the community.

Package with sinapsis templates to support langchain functionality. Maintained by Sinapsis-AI on GitHub, where it has earned 27 stars from the community.

Open-source, LLM-ready SERP and web scraping service. Maintained by pogzyb on GitHub, where it has earned 27 stars from the community.

AI observability skill for Claude Code. Debug LangChain/LangGraph agents by fetching execution traces from LangSmith Studio directly in your terminal. Maintained by OthmanAdi on GitHub, where it has earned 27 stars from the community.

Use langchain to create a model that returns answers based on online PDFs that have been read. Maintained by m-star18 on GitHub, where it has earned 27 stars from the community.

Zippy Talking Avatar uses Azure Cognitive Services and OpenAI API to generate text and speech. It is built with Next.js and Tailwind CSS. This avatar responds to user input by generating both text and speech, offering a dynamic and immersive user experience. Maintained by asanchezyali on GitHub, where it has earned 27 stars from the community.

- YandexGPT Yandex Cloud. Maintained by yandex-cloud-examples on GitHub, where it has earned 27 stars from the community.

GPT-4 Code Interpreter, Financial Assistant and Content Creator Chat Bot (OpenAI or Local-enabled). Maintained by nickShengY on GitHub, where it has earned 27 stars from the community.

Build Agentic workflows with function calling using open LLMs. Maintained by aniketmaurya on GitHub, where it has earned 27 stars from the community.

Quill is an open-source software to make chatting to your PDF files easy. Maintained by sanidhyy on GitHub, where it has earned 27 stars from the community.

A set of jupyter notebooks. Maintained by UmarIgan on GitHub, where it has earned 27 stars from the community.

a simple lightweight large language model pipeline framework. Maintained by sherlockchou86 on GitHub, where it has earned 27 stars from the community.

An open-source, AI-driven Social Media Digital Twin powered by LLMs (Ollama, vLLM) for Computational Social Science simulations, network analysis, and human-agent interaction. Maintained by YSocialTwin on GitHub, where it has earned 27 stars from the community.

A structured learning repo for retrieval-augmented generation, from foundations to production patterns. Maintained by GalaxyXieyu on GitHub, where it has earned 27 stars from the community.

This comprehensive guide details agent development using LangChain and LangGraph, blending hands-on experience with official documentation insights. It covers core components, personal reflections, and full code examples. Maintained by zzzlip on GitHub, where it has earned 26 stars from the community.

LawBotics v2 is an AI-powered legal contract analysis platform that combines machine learning with modern web technologies to automate legal document review and clause extraction. Maintained by hasnaintypes on GitHub, where it has earned 26 stars from the community.

AGI TaskGenius GPT - AI Powered Task Manager. Maintained by shpetimhaxhiu on GitHub, where it has earned 26 stars from the community.

langchainJS langchain. Maintained by liteli1987gmail on GitHub, where it has earned 26 stars from the community.

Autonomous multi-agent system for intelligent HDB resale search — combining geospatial analytics, MRT proximity, and price intelligence using DeepAgents, LangGraph, FastAPI, Gradio UI, and MCP Toolbox. Fully Dockerized with reproducible data ingestion pipelines. Maintained by seehiong on GitHub, where it has earned 26 stars from the community.

AI Learning: A comprehensive repository for Artificial Intelligence and Machine Learning resources, primarily using Jupyter Notebooks and Python. Explore tutorials, projects, and guides covering foundational to advanced concepts in AI, ML, DL and Gen/Agentic Ai. Maintained by princepal9120 on GitHub, where it has earned 26 stars from the community.

Tiny package designed to support red teams and penetration testers in exploiting large language model AI solutions. Maintained by hupe1980 on GitHub, where it has earned 26 stars from the community.

Secure Dynamic Session Agent for AI generated code execution built using OpenAI, Langchain and Azure Container Apps. Maintained by denniszielke on GitHub, where it has earned 26 stars from the community.

let's you chat with website. crawls a website, embeds to vectors, stores to Chroma. Maintained by e-roy on GitHub, where it has earned 26 stars from the community.

LangChain1.0DeepAgentsAgent. Maintained by 3uyuan1ee on GitHub, where it has earned 26 stars from the community.

PDF chatbot. Maintained by BlueBash on GitHub, where it has earned 26 stars from the community.

3-Pipeline LLMOps Financial advisor. Steaming pipeline deployed on AWS, 24/7 collects, embeds live-data into QdrantDB. Training pipeline finetunes model on serverless GPU and logs best model on WandB Registry.Inference pipeline downloads best model from registry for inference, utilizes Langchain to maintain history and context retrieval. Maintained by MuhammadBinUsman03 on GitHub, where it has earned 26 stars from the community.

This project is designed for a simple LLM agent with tools on a clinical knowledge graph in Neo4j. Maintained by tomasonjo on GitHub, where it has earned 26 stars from the community.

An innovative application designed to help pharmacists and pharmacy students quickly research FDA-approved drugs by retrieving relevant information from drug labels and adverse event datasets, and providing AI-generated summaries to streamline the learning process. Maintained by rajkstats on GitHub, where it has earned 26 stars from the community.

Programming with local large language model. Maintained by liupras on GitHub, where it has earned 26 stars from the community.

AgentOS is a lightweight, single-file implementation that provides a robust foundation for building autonomous AI agents. It implements the core concepts outlined in Karpathy's Agent OS architecture while maintaining simplicity and extensibility. Maintained by The-Swarm-Corporation on GitHub, where it has earned 26 stars from the community.

Visual debugging, execution traces, and observability for AI agents. Maintained by syndicalt on GitHub, where it has earned 26 stars from the community.

A project worth exploring. Maintained by BlueBash on GitHub, where it has earned 26 stars from the community.

Introducing Eliza! A low-latency, human-like conversational AI with memory and the ability to handle interruptions. Maintained by JoyalAJohney on GitHub, where it has earned 25 stars from the community.

Easily create a RAG app based on your Discord messages. Maintained by antoinelrnld on GitHub, where it has earned 25 stars from the community.

LangChain based AI assistant for live and online meetings…. Maintained by WSzP on GitHub, where it has earned 25 stars from the community.

RAG pipeline implementation example for the Russian language. Maintained by mpashkovskiy on GitHub, where it has earned 25 stars from the community.

Generative AI Client for SAP HANA Cloud is an extension of the existing HANA ML Python client library, mainly focusing on GenAI and related use cases. It includes many leading-edge GenAI related open source libraries and provides seamless integration with HANA ML, HANA vector engine, and other SAP GenAI Hub SDK. Maintained by SAP on GitHub, where it has earned 25 stars from the community.

A simple LangChain bot that uses OpenAI and Google Search to do question answering. Maintained by kylejtobin on GitHub, where it has earned 25 stars from the community.

A Retrieval-Augmented Generation (RAG) chatbot that answers questions from your own documents using local or cloud-based LLMs. Maintained by Minokainduwara on GitHub, where it has earned 25 stars from the community.

Chat with any URL, anytime!. Maintained by k0msenapati on GitHub, where it has earned 25 stars from the community.

Experiments with Langchain using different approaches on Google colab. Maintained by navneetkrc on GitHub, where it has earned 25 stars from the community.

A scalable AI chatbot platform built with FastAPI and LangGraph, featuring multi-agent orchestration, multi-tenant vector storage, cross-chat memory, and voice call capabilities through LiveKit integration. Maintained by extrawest on GitHub, where it has earned 25 stars from the community.

A comprehensive, professional guide explaining the differences, strengths, and best practices of Retrieval-Augmented Generation (RAG) and Fine-Tuning for LLMs, including workflows, comparisons, decision frameworks, and real-world hybrid AI use cases. Maintained by AmirhosseinHonardoust on GitHub, where it has earned 25 stars from the community.

This smart assistant uses advanced Multi-Agent AI systems, leveraging over 10+ agents working asynchronously to perform 20+ tasks. From disease research to personalized diet and exercise plans, as well as doctor consultations and patient journeys, it brings all essential healthcare services into a single platform. Maintained by Dharm3438 on GitHub, where it has earned 25 stars from the community.

Integration between Django and LangChain. Maintained by paschembri on GitHub, where it has earned 25 stars from the community.

It is a chatbot for answering questions with information in documents. Maintained by ataturhan21 on GitHub, where it has earned 25 stars from the community.

A project worth exploring. Maintained by BlueBash on GitHub, where it has earned 25 stars from the community.