Discover the best projects built with LangChain

（Multi-Agent），，、，、。. Maintained by baoozak on GitHub, where it has earned 43 stars from the community.

Start building practical applications that allow you to interact with data using LangChain and LLMs. Maintained by Ryota-Kawamura on GitHub, where it has earned 43 stars from the community.

A meta-framework for self-improving LLMs with transparent reasoning. Maintained by hankbesser on GitHub, where it has earned 43 stars from the community.

，、，：Java 21 + Spring Boot 3.5.13 + Vue 3 + Spring AI + MCP + AI Memory，Dify/Coze、 Python LangChain/LangGraph Agent 。，，star，。. Maintained by springmeng on GitHub, where it has earned 43 stars from the community.

Agentic AI PowerPoint Slide Generation using LangGraph and GPT-4o. Maintained by mehdimo on GitHub, where it has earned 43 stars from the community.

The open-source agent firewall. Prevent AI agents from leaking data, using dangerous tools, and importing poisoned dependencies. Maintained by darfaz on GitHub, where it has earned 42 stars from the community.

Production-ready Python library for multi-provider LLM orchestration. Maintained by just-llms on GitHub, where it has earned 42 stars from the community.

Quick start. Index multiple documents in a repository using HuggingFace embeddings. Save them in Chroma and / or FAISS for recall. Choose OpenAI or Azure OpenAI APIs to get answers to your questions - Q&A with OpenAI and Azure OpenAI. Maintained by ushakrishnan on GitHub, where it has earned 42 stars from the community.

A reusable, open-source AI infrastructure designed for communities and organizations. It understands structured data, processes official announcements, and answers questions accurately by centralizing important information. Maintained by MicroClub-USTHB on GitHub, where it has earned 42 stars from the community.

An interactive RAG agent built with LangChain and MongoDB Atlas. Manage your knowledge base, switch embedding models, and tune retrieval parameters on-the-fly through a conversational interface. Maintained by ranfysvalle02 on GitHub, where it has earned 42 stars from the community.

An AI-powered interactive web application built with Streamlit that predicts whether a candidate will get placed in a job (or admitted) based on academic performance and other features. Maintained by mirzayasirabdullahbaig07 on GitHub, where it has earned 42 stars from the community.

A LLM powered YouTube Assistant, ask question about a YouTube video. Maintained by rishabkumar7 on GitHub, where it has earned 42 stars from the community.

ChatWithPDF is a cutting-edge platform that enhances PDF functionality. Users can upload PDFs, extract summaries, and get answers to questions. It features an attractive UI with shadcn and Tailwind CSS and employs advanced tech like Langchain and OpenAI models for chat completions and text embeddings. It's a powerful tool for document management. Maintained by Kiranism on GitHub, where it has earned 42 stars from the community.

AI Agent is a groundbreaking AI agent built on the Solana, integrating advanced artificial intelligence with social media capabilities and decentralized trading. An evolving digital entity striving to bridge the gap between AI, social media, and crypto. Maintained by runesatsdev on GitHub, where it has earned 42 stars from the community.

Local-first AI research assistant: plans sub-queries, searches the web, and writes fully cited reports. LangChain + LangGraph multi-agent + FastAPI + Next.js, with email-OTP auth and per-user Postgres storage. Maintained by blurryface13 on GitHub, where it has earned 42 stars from the community.

A Java 8+ LangChain implementation. Build powerful LLM based applications in an (enterprise) Java context. Maintained by cupybara on GitHub, where it has earned 42 stars from the community.

LangChain RunnableParallel example: Research a company by running API calls in parallel. Demonstrates RunnablePassthrough.assign, partial failure handling, and a canonical Pydantic schema as the retrieval layer output. Production-ready pattern for parallel data collection in LangChain. Maintained by chrisipanaque on GitHub, where it has earned 42 stars from the community.

An AI-powered chatbot that leverages RAG (Retrieval-Augmented Generation) to answer your questions based on the content of uploaded PDFs. Maintained by Balaji-R-05 on GitHub, where it has earned 42 stars from the community.

Examples and guides for using Swarms Framework. Maintained by The-Swarm-Corporation on GitHub, where it has earned 42 stars from the community.

SemanticSlicer — A smart text chunker for LLM-ready documents. Maintained by drittich on GitHub, where it has earned 42 stars from the community.

LLM Agent paired with Image Captioning and Yolov8 models plays God of War. Maintained by AkshitIreddy on GitHub, where it has earned 42 stars from the community.

A project worth exploring. Maintained by simfeng on GitHub, where it has earned 42 stars from the community.

Based on the large model development framework of langchain, LangGraph is integrated to create a scalable workflow architecture. RAG。langchain，LangGraph，RAG：（Milvus），，ChatGLM & OpenAI. Maintained by liuyanqun0815 on GitHub, where it has earned 42 stars from the community.

Practical step-by-step LangChain guides. Maintained by TirendazAcademy on GitHub, where it has earned 41 stars from the community.

AI Agent - ，. Maintained by Xwh630 on GitHub, where it has earned 41 stars from the community.

JavaChain LLM， LangChain ，Java8。. Maintained by shenyubao on GitHub, where it has earned 41 stars from the community.

Java 23, SpringBoot 3.4.1 Examples using Deep Learning 4 Java & LangChain4J for Generative AI using ChatGPT LLM, RAG and other open source LLMs. Sentiment Analysis, Application Context based ChatBots. Custom Data Handling. LLMs - GPT 3.5 / 4o, Gemini Pro 1.5, Claude 3, Llama 3.1, Phi-3, Gemma 2, Falcon 3, Qwen 2.5, Mistral Nemo, Wizard Math. Maintained by arafkarsh on GitHub, where it has earned 41 stars from the community.

Ask question over your Notion Database! A naive Retrieval-Augmented Generation (RAG) pipeline backed by Langchain and Streamlit. Maintained by unnikked on GitHub, where it has earned 41 stars from the community.

：langchainlanggraph，Agent System Design and Practical Applications: Based on LangChain and LangGraph. Maintained by jiangnanboy on GitHub, where it has earned 41 stars from the community.

Learning Azure AI with APIM, Semantic Kernel and LangChain. Maintained by HoussemDellai on GitHub, where it has earned 41 stars from the community.

A basic application using langchain, streamlit, and large language models to build a system for Retrieval-Augmented Generation (RAG) based on documents, also includes how to use Groq and deploy your own applications. Maintained by Lizhecheng02 on GitHub, where it has earned 41 stars from the community.

Analyse environmental, social, and governance policies for potential gaps using AI - powered by LLMs, RAG techniques, and a regulatory knowledge base using OpenAI API, LangChain, Pinecone and Streamlit. Maintained by mominalix on GitHub, where it has earned 41 stars from the community.

You put an agent into an Elpis, and it becomes Elpis; Be Elpis my friend. Maintained by MasihMoafi on GitHub, where it has earned 41 stars from the community.

Open-source deep research for AI agents: 40 channels, 10+ Chinese sources. Maintained by 0xmariowu on GitHub, where it has earned 41 stars from the community.

Leveraging LLMs for modernization through intelligent chunking, iterative prompting and reflection, and retrieval augmented generation (RAG). Maintained by janus-llm on GitHub, where it has earned 41 stars from the community.

An open-source Rust engine for AI companions with memory, relationship state, and structured user insight. Maintained by etherfunlab on GitHub, where it has earned 40 stars from the community.

Instantly turn your python function into web app. Maintained by weanalyze on GitHub, where it has earned 40 stars from the community.

langchainlangchain. Maintained by liteli1987gmail on GitHub, where it has earned 40 stars from the community.

Using deep research workflow to generate datasets for finetuning LLMs. Maintained by Oqura-ai on GitHub, where it has earned 40 stars from the community.

LangChain, Llama2-Chat, and zero- and few-shot prompting are used to generate synthetic datasets for IR and RAG system evaluation. Maintained by mddunlap924 on GitHub, where it has earned 40 stars from the community.

Building production-ready Retrieval-Augmented Generation (RAG) systems with LangGraph orchestration and local Ollama models for privacy-preserving AI applications. Maintained by laxmimerit on GitHub, where it has earned 40 stars from the community.

A project worth exploring. Maintained by ThomasJanssen-tech on GitHub, where it has earned 40 stars from the community.

Create and manage custom AI assistant tools on-the-fly with a visual interface. Maintained by Ordinath on GitHub, where it has earned 40 stars from the community.

Demo of using LangChain.js with Next.js and Vercel Edge Functions (to stream the response). Maintained by jaredpalmer on GitHub, where it has earned 40 stars from the community.

Scene-Based Generative Agent. Maintained by vlandlive on GitHub, where it has earned 39 stars from the community.

A modular backend framework for building AI chat applications powered by large language models (LLMs). Maintained by minhbtrc on GitHub, where it has earned 39 stars from the community.

Swarms Tools provides a vast array of pre-built tools for your agents, MCP servers, and multi-agent systems. Maintained by The-Swarm-Corporation on GitHub, where it has earned 39 stars from the community.

Analyzing code using GPT.. Maintained by llmadd on GitHub, where it has earned 39 stars from the community.

The open world for autonomous AI agents on Solana Trade. Build. Fight. Earn. Explore. Connect your AI agent to a persistent shared world. Trade real SOL, build structures, form guilds, fight for territory, complete bounties, gather resources across 7 biomes. Not a simulation — everything is real. Maintained by 0xMerl99 on GitHub, where it has earned 39 stars from the community.

AI-powered crypto perpetual futures trading bot for Hyperliquid DEX. Maintained by web3spreads on GitHub, where it has earned 39 stars from the community.

Chatbot that uses Gemini-1.0-Pro to answer questions, with memory by using LangChain. Also, it's enriched by RAG and deployed in Dialogflow. Maintained by RubensZimbres on GitHub, where it has earned 39 stars from the community.

Teach a chatbot to be a bookworm with Langchain and OpenAI's GPT-3.5 language model. Get answers to all your burning questions straight from the pages of a PDF!. Maintained by shashnkvats on GitHub, where it has earned 39 stars from the community.

RE:0RAG。LangChain、LangGraph、LangSmith、PydanticAI。. Maintained by BeamusWayne on GitHub, where it has earned 39 stars from the community.

Reddit AI Agent is an intelligent tool that helps you explore Reddit like never before! It allows you to search for any query and fetch top Reddit threads along with their most relevant comments.. Maintained by Dharm3438 on GitHub, where it has earned 39 stars from the community.

Text Summarization App built using Langchain and Streamlit. Maintained by dataprofessor on GitHub, where it has earned 39 stars from the community.

Ask question to your Airtable base in natural language. Maintained by ikram-shah on GitHub, where it has earned 39 stars from the community.

A simple, modern, full-stack toolkit for Python. Maintained by anthonycorletti on GitHub, where it has earned 39 stars from the community.

A TypeScript client for running flows via the Langflow API. Maintained by langflow-ai on GitHub, where it has earned 39 stars from the community.

It shows a korean chatbot using LangChain based on Llama3. Maintained by kyopark2014 on GitHub, where it has earned 39 stars from the community.

Examples of RAG using LangChain with local LLMs - Mixtral 8x7B, Llama 2, Mistral 7B, Orca 2, Phi-2, Neural 7B. Maintained by marklysze on GitHub, where it has earned 39 stars from the community.