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langchain GitHub repositories

Explore 72 tracked GitHub repositories tagged langchain. Compare their recorded star activity and implementation languages, then follow related topics to find other projects.

Snapshot: 2026-10-28. The collection gained 1,144 stars since the previous daily snapshot.

Tracked repositories: 72
Total stars: 876,612
Stars gained · 7 days: +9,408
Stars gained · 30 days: +29,179

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Star activity for langchain repositories on this page
Repository	Total stars	Today	7 days	30 days
StarTrail-org/LEANN	13.5K	+190	+463	+535
headroomlabs-ai/headroom	78.0K	+114	+1,302	+4,085
thesysdev/openui	14.3K	+99	+1,618	+4,427
BerriAI/litellm	62.2K	+98	+511	+2,448
strelov1/freehire	3.2K	+79	+1,363	+2,471

Explore repositories

Showing 1–50 of 72 tracked repositories.

StarTrail-org/LEANN

[MLsys2026 Best Paper]: https://arxiv.org/abs/2506.08276. RAG on Everything with LEANN. Enjoy 97% storage savings while running a fast, accurate, and 100% private RAG application on your personal device.

★ 13.5K+190 todayPython

headroomlabs-ai/headroom

Compress tool outputs, logs, files, and RAG chunks before they reach the LLM. 20% fewer tokens for coding agents, 60-95% fewer tokens for JSON, same answers. Library, proxy, MCP server.

thesysdev/openui

The Open Standard for Generative UI

★ 14.3K+99 todayTypeScript

BerriAI/litellm

The fastest, litest AI Gateway. Rust core with Python SDK. Call 100+ LLM APIs in OpenAI (or native) format with cost tracking, guardrails, load balancing, and logging [Bedrock, Azure, OpenAI, Anthropic, OpenAI, VertexAI, vLLM, Nvidia NIM]

★ 62.2K+98 todayPython

strelov1/freehire

freehire — the open-source search engine for job seekers

★ 3.2K+79 todayGo

llm self-hosted

langfuse/langfuse

🪢 Open source agent evals & observability: Trace, evaluate, and improve LLM applications with one open platform.

langchain-ai/langgraph

Build resilient agents.

★ 44.0K+65 todayPython

bytedance/deer-flow

An open-source long-horizon SuperAgent harness that researches, codes, and creates. With the help of sandboxes, memories, tools, skill, subagents and message gateway, it handles different levels of tasks that could take minutes to hours.

★ 84.5K+50 todayPython

langchain-ai/langchain

The agent engineering platform.

★ 148.6K+48 todayPython

huggingface/agents-course

This repository contains the Hugging Face Agents Course.

★ 34.1K+38 todayMDX

agents agentic-ai

datawhalechina/all-in-rag

🔍大模型应用开发实战一：RAG 技术全栈指南，在线阅读地址：https://datawhalechina.github.io/all-in-rag/

★ 12.6K+33 todayPython

didilili/ai-agents-from-zero

🚀 2026 最系统的 AI Agent 速成指南｜智能体实战教程 · 完整学习路径 + 实战项目 + 面试题库 · 对标大模型应用开发工程师岗位 · 覆盖LangChain / LangGraph / Coze / Dify / MCP / skills / LLM / RAG / 提示词 · 企业级部署与微调 · 从0到企业级落地 + 从学习到上线项目 + 面试准备一体化

★ 5.6K+30 todayPython

comet-ml/opik

Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards.

★ 23.0K+27 todayPython

NirDiamant/RAG_Techniques

This repository showcases various advanced techniques for Retrieval-Augmented Generation (RAG) systems. Each technique has a detailed notebook tutorial.

★ 30.0K+22 todayJupyter Notebook

Arize-ai/phoenix

AI Observability & Evaluation

★ 12.0K+19 todayPython

Ontos-AI/knowhere

Knowhere extracts, parses, and outputs structured chunks ready for AI Agents and RAG.

★ 3.8K+18 todayPython

ai-agents claude-code

mlflow/mlflow

The open source AI engineering platform for agents, LLMs, and ML models. MLflow enables teams of all sizes to debug, evaluate, monitor, and optimize production-quality AI applications while controlling costs and managing access to models and data.

★ 28.6K+17 todayPython

ai machine-learning

cognizant-ai-lab/neuro-san-studio

A playground for neuro-san

★ 1.2K+17 todayPython

ginlix-ai/LangAlpha

Claude Code for Financial Market

★ 2.2K+13 todayPython

Zchary1106/agent-interview-hub

AI Agent 工程师面试资料库 - 国内大厂面经、岗位要求、高频面试题

★ 837+10 todayHTML

llm machine-learning

NirDiamant/GenAI_Agents

50+ tutorials and implementations for Generative AI Agent techniques, from basic conversational bots to complex multi-agent systems.

BitterSecurity/Decepticon

Autonomous Hacking Agent for Red Team

★ 6.5K+9 todayPython

1Panel-dev/MaxKB

🔥 MaxKB is an open-source platform for building enterprise-grade agents. 强大易用的开源企业级智能体平台。

★ 23.1K+7 todayPython

langchain4j/langchain4j

LangChain4j is an idiomatic, open-source Java library for building LLM-powered applications on the JVM. It offers a unified API over popular LLM providers and vector stores, and makes implementing tool calling (including MCP support), agents and RAG easy. It integrates seamlessly with enterprise Java frameworks like Quarkus and Spring Boot.

★ 13.3K+7 todayJava

minitap-ai/mobile-use

AI agents can now use real Android and iOS apps, just like a human.

★ 3.3K+7 todayPython

GiovanniPasq/agentic-rag-for-dummies

A modular Agentic RAG built with LangGraph — learn Retrieval-Augmented Generation Agents in minutes.

Haozhe-Xing/agent_learning

A systematic AI Agent development tutorial covering LLM agents, RAG, tool use, memory systems, multi-agent systems, LangChain, LangGraph, MCP, and agentic RL.｜从零开始学 AI Agent 开发 | 系统、全面、实战导向的 Agent 开发教程 | 每日自动追踪 arXiv 最新论文 | Learn AI Agent Development from Scratch

★ 627+5 todayHTML

oceanbase/seekdb

The AI-Native Search Database. Best for agent storage, it unifies vector, text, structured, and semi-structured data into a single engine. This all-in-one database makes agents smarter, easier to run, and more stable.

★ 3.2K+4 todayC++

ai-agents python

emarco177/langchain-course

A project-based course repository for developing AI agents using LangChain v1+ and LangGraph: search agents, RAG systems, reflection agents, and code interpreters.

★ 1.7K+3 todayUnknown

GoogleCloudPlatform/generative-ai

Sample code and notebooks for Generative AI on Google Cloud, with Gemini Enterprise Agent Platform

★ 17.8K+3 todayJupyter Notebook

the-open-agent/openagent

⚡️next-generation personal AI assistant powered by LLM, RAG and agent loops, supporting computer-use, browser-use and coding agent, demo: https://demo.openagentai.org

★ 5.7K+3 todayGo

xbsheng/atguigu-note

AI 课程笔记：langchain / langgraph / python / vibe coding

★ 506+3 todayJupyter Notebook

Helicone/helicone

🧊 Open source LLM observability platform. One line of code to monitor, evaluate, and experiment. YC W23 🍓

kaushikb11/awesome-llm-agents

A curated list of awesome LLM agents frameworks.

★ 1.6K+2 todayPython

Abraxas-365/langchain-rust

🦜️🔗LangChain for Rust, the easiest way to write LLM-based programs in Rust

★ 1.4K+2 todayRust

Unstructured-IO/unstructured

Convert documents to structured data effortlessly. Unstructured is open-source ETL solution for transforming complex documents into clean, structured formats for language models. Visit our website to learn more about our enterprise grade Platform product for production grade workflows, partitioning, enrichments, chunking and embedding.

argilla-io/argilla

Argilla is a collaboration tool for AI engineers and domain experts to build high-quality datasets

★ 5.2K+1 todayPython

botpress/botpress

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

★ 15.0K+1 todayTypeScript

NirDiamant/Agent_Memory_Techniques

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.

hemansnation/AI-Engineer-Headquarters

A collection of scientific methods, processes, algorithms, and systems to build stories & models.

★ 3.8K+1 todayJupyter Notebook

FunnyWolf/agentic-soc-platform

Agentic SOC Platform: A powerful, flexible, open-source, and agent-centric automated security operations platform (AI SOC)

★ 1.2K+1 todayPython

guy-hartstein/company-research-agent

An agentic company research tool powered by LangGraph and Tavily that conducts deep diligence on companies using a multi-agent framework. It leverages OpenRouter on the backend for rapid inference with any leading model.

★ 2.3K+1 todayPython

zhongyu09/openchatbi

OpenChatBI is an intelligent chat-based BI tool powered by large language models, designed to help users query, analyze, and visualize data through natural language conversations. It uses LangGraph and LangChain to build chat agent and workflows that support natural language to SQL conversion and data analysis.

★ 672+1 todayPython

neo4j-labs/llm-graph-builder

Neo4j graph construction from unstructured data using LLMs

★ 5.3K+1 todayJupyter Notebook

towardsai/ragbook-notebooks

Repository for the "Building LLMs for Production" book by Towards AI.

★ 561+1 todayJupyter Notebook

LazyAGI/LazyLLM

Easiest and laziest way for building multi-agent LLMs applications.

★ 3.9K+1 todayPython

siddsachar/row-bot

Row-Bot - Personal AI Sovereignty. A local-first AI assistant with integrated tools, a personal knowledge graph, voice, vision, shell, browser automation, scheduled tasks, health tracking, and messaging channels. Run locally via Ollama or add opt-in cloud models. Your data stays on your machine.

★ 1.7K+0 todayPython

ollama langchain

EmbraceAGI/awesome-chatgpt-zh

ChatGPT 中文指南🔥，ChatGPT 中文调教指南，指令指南，应用开发指南，精选资源清单，更好的使用 chatGPT 让你的生产力 up up up! 🚀

★ 11.8K+0 todayPython

kyegomez/swarms

The Enterprise-Grade Multi-Agent Orchestration Framework. Website: https://swarms.ai

★ 7.3K+0 todayPython

ai machine-learning

CaviraOSS/PageLM

PageLM is a community driven version of NotebookLM & a education platform that transforms study materials into interactive resources like quizzes, flashcards, notes, and podcasts.

★ 2.0K+0 todayTypeScript