Repositories list

• langsmith-sdk

  Public

  langchain-ai/langsmith-sdk’s past year of commit activity
  LangSmith Client SDK Implementations

  evaluationlanguage-modelobservability

  Python

  •

  MIT License

  •170•700•84•28•Updated Dec 16, 2025Dec 16, 2025

• deepagents

  Public

  langchain-ai/deepagents’s past year of commit activity
  Deepagents is an agent harness built on langchain and langgraph. Deep agents are equipped with a planning tool, a filesystem backend, and the ability to spawn subagents - making them well-equipped to handle complex agentic tasks.

  Python

  •

  MIT License

  •1.1k•7.2k•83•72•Updated Dec 16, 2025Dec 16, 2025

• langchainjs

  Public

  langchain-ai/langchainjs’s past year of commit activity
  🦜🔗 Build context-aware reasoning applications

  TypeScript

  •

  MIT License

  •2.9k•17k•129•28•Updated Dec 16, 2025Dec 16, 2025

• docs

  Public

  langchain-ai/docs’s past year of commit activity
  🦜🔗 Docs for LangChain projects

  documentationlangchainlangsmith+ 1langgraph

  MDX

  •

  MIT License

  •1.4k•144•136•72•Updated Dec 16, 2025Dec 16, 2025

• langchain-google

  Public

  langchain-ai/langchain-google’s past year of commit activity
  🦜🔗 LangChain interfaces to Google's suite of AI products (Gemini & Vertex AI)

  aigeminigemini-api+ 4vertex-aillmlangchainlangchain-python

  Python

  •

  MIT License

  •356•314•46•11•Updated Dec 16, 2025Dec 16, 2025

• langgraphjs

  Public

  langchain-ai/langgraphjs’s past year of commit activity
  Framework to build resilient language agents as graphs.

  nodetypescriptai+ 4artificial-intelligenceagentsllmgenerative-ai

  TypeScript

  •

  MIT License

  •363•2.4k•68•19•Updated Dec 16, 2025Dec 16, 2025

• langsmith-self-hosted-reference

  Public

  langchain-ai/langsmith-self-hosted-reference’s past year of commit activity
  Shell

  •

  Apache License 2.0

  •0•0•0•0•Updated Dec 16, 2025Dec 16, 2025

• langgraph

  Public
  Build resilient language agents as graphs.

  Python

  •

  MIT License

  •3.9k•22k•169•85•Updated Dec 16, 2025Dec 16, 2025

• react-agent

  Public template

  langchain-ai/react-agent’s past year of commit activity
  LangGraph template for a simple ReAct agent

  langgraphlanggraph-pythonlanggraph-template

  Python

  •

  MIT License

  •647•588•9•5•Updated Dec 15, 2025Dec 15, 2025

• langsmith-mcp-server

  Public

  langchain-ai/langsmith-mcp-server’s past year of commit activity
  Python

  •

  MIT License

  •19•51•5•4•Updated Dec 15, 2025Dec 15, 2025

• langchain-mcp-adapters

  Public

  langchain-ai/langchain-mcp-adapters’s past year of commit activity
  LangChain 🔌 MCP

  pythontoolsmcp+ 2langchainlanggraph

  Python

  •

  MIT License

  •338•3.2k•21•8•Updated Dec 15, 2025Dec 15, 2025

• chat-langchain

  Public

  langchain-ai/chat-langchain’s past year of commit activity
  TypeScript

  •

  MIT License

  •1.4k•6.2k•108•36•Updated Dec 15, 2025Dec 15, 2025

• langchain-redis

  Public

  langchain-ai/langchain-redis’s past year of commit activity
  Python

  •

  MIT License

  •31•57•1•0•Updated Dec 15, 2025Dec 15, 2025

• helm

  Public

  langchain-ai/helm’s past year of commit activity
  Repository hosting Langchain helm charts.

  Shell

  •

  Apache License 2.0

  •33•75•3•2•Updated Dec 15, 2025Dec 15, 2025

• langchain-aws

  Public

  langchain-ai/langchain-aws’s past year of commit activity
  Build LangChain Applications on AWS

  awsgenerative-ailangchain+ 1langchain-python

  Python

  •

  MIT License

  •231•258•79•31•Updated Dec 15, 2025Dec 15, 2025

• langchain-nvidia

  Public

  langchain-ai/langchain-nvidia’s past year of commit activity
  Jupyter Notebook

  •

  MIT License

  •72•176•14•1•Updated Dec 15, 2025Dec 15, 2025

• langchain

  Public

  langchain-ai/langchain’s past year of commit activity
  🦜🔗 The platform for reliable agents.

  pythonopen-sourceenterprise+ 16frameworkaigeminiopenaimultiagentagentsai-agents+ 9

  Python

  •

  MIT License

  •20k•122k•186•97•Updated Dec 15, 2025Dec 15, 2025

• langchain-ibm

  Public

  langchain-ai/langchain-ibm’s past year of commit activity
  Python

  •

  MIT License

  •25•25•7•4•Updated Dec 15, 2025Dec 15, 2025

• langchain-unstructured

  Public

  langchain-ai/langchain-unstructured’s past year of commit activity
  Python

  •

  MIT License

  •9•14•6•2•Updated Dec 15, 2025Dec 15, 2025

• langchain-mongodb

  Public

  langchain-ai/langchain-mongodb’s past year of commit activity
  Integrations between MongoDB, Atlas, LangChain, and LangGraph

  Python

  •

  MIT License

  •39•85•7•3•Updated Dec 15, 2025Dec 15, 2025

• langchain-community

  Public

  langchain-ai/langchain-community’s past year of commit activity
  Community-maintained LangChain integrations

  Python

  •

  MIT License

  •312•162•131•106•Updated Dec 15, 2025Dec 15, 2025

• social-media-agent

  Public

  langchain-ai/social-media-agent’s past year of commit activity
  📲 An agent for sourcing, curating, and scheduling social media posts with human-in-the-loop.

  TypeScript

  •

  MIT License

  •308•1.7k•11•3•Updated Dec 13, 2025Dec 13, 2025

• langsmith-java

  Public

  langchain-ai/langsmith-java’s past year of commit activity
  LangSmith Java SDK.

  Kotlin

  •

  MIT License

  •0•7•0•1•Updated Dec 13, 2025Dec 13, 2025

• langsmith-go

  Public

  langchain-ai/langsmith-go’s past year of commit activity
  Go

  •

  MIT License

  •0•3•0•1•Updated Dec 13, 2025Dec 13, 2025

• langsmith-fetch

  Public

  langchain-ai/langsmith-fetch’s past year of commit activity
  CLI for fetching LangSmith data

  Python

  •4•40•3•0•Updated Dec 12, 2025Dec 12, 2025

• sql-support-bot

  Public

  langchain-ai/sql-support-bot’s past year of commit activity
  Jupyter Notebook

  •

  MIT License

  •12•9•0•0•Updated Dec 12, 2025Dec 12, 2025

• open-swe

  Public

  langchain-ai/open-swe’s past year of commit activity
  An Open-Source Asynchronous Coding Agent

  agentaiopenai+ 5agentsllmllmsanthropicclaudecode

  TypeScript

  •

  MIT License

  •695•5.1k•44•27•Updated Dec 12, 2025Dec 12, 2025

• langchain-azure

  Public

  langchain-ai/langchain-azure’s past year of commit activity
  Build secure LangChain applications on Azure

  Python

  •

  MIT License

  •46•110•12•6•Updated Dec 11, 2025Dec 11, 2025

• langchain-postgres

  Public

  langchain-ai/langchain-postgres’s past year of commit activity
  LangChain abstractions backed by Postgres Backend

  postgrespostgresqllangchain+ 1langchain-python

  Python

  •

  MIT License

  •107•250•56•26•Updated Dec 11, 2025Dec 11, 2025

• deepagentsjs

  Public

  langchain-ai/deepagentsjs’s past year of commit activity
  Deep Agents in JS

  TypeScript

  •

  MIT License

  •64•412•18•4•Updated Dec 11, 2025Dec 11, 2025