115 projects
langchain-openrouter
An integration package connecting OpenRouter and LangChain
langchain-core
Building applications with LLMs through composability
langgraph-api
None
langgraph-sdk
SDK for interacting with LangGraph API
langsmith
Client library to connect to the LangSmith Observability and Evaluation Platform.
langchain-nvidia-ai-endpoints
An integration package connecting NVIDIA AI Endpoints and LangChain
deepagents-acp
Agent Client Protocol integration for Deep Agents
deepagents
General purpose 'deep agent' with sub-agent spawning, todo list capabilities, and mock file system. Built on LangGraph.
deepagents-cli
Terminal interface for Deep Agents - interactive AI agent with file operations, shell access, and sub-agent capabilities.
langchain-aws
An integration package connecting AWS and LangChain
langchain-ibm
An integration package connecting IBM watsonx.ai and LangChain
langsmith-mcp-server
MCP server for Langsmith SDK integration
langchain-litellm
An integration package connecting Litellm and LangChain
langgraph-runtime-inmem
Inmem implementation for the LangGraph API server.
langchain-openai
An integration package connecting OpenAI and LangChain
langchain-anthropic
Integration package connecting Claude (Anthropic) APIs and LangChain
langchain
Building applications with LLMs through composability
langchain-trigger-server
Generic event-driven triggers framework
langchain-runloop
Runloop sandbox integration for Deep Agents
langchain-daytona
Daytona sandbox integration for Deep Agents
langchain-modal
Modal sandbox integration for Deep Agents
langchain-tests
Standard tests for LangChain implementations
langgraph
Building stateful, multi-actor applications with LLMs
langsmith-tool-server
LangSmith Tool Server (Python)
langchain-groq
An integration package connecting Groq and LangChain
langchain-google-vertexai
An integration package connecting Google VertexAI and LangChain
langgraph-checkpoint-aws
A LangChain checkpointer implementation that uses Bedrock Session Management Service and ElastiCache Valkey to enable stateful and resumable LangGraph agents.
langchain-upstage
An integration package connecting Upstage and LangChain
langchain-xai
An integration package connecting xAI and LangChain
langgraph-cli
CLI for interacting with LangGraph API
langgraph-checkpoint-mongodb
Library with a MongoDB implementation of LangGraph checkpoint saver.
langgraph-prebuilt
Library with high-level APIs for creating and executing LangGraph agents and tools.
langchain-neo4j
An integration package connecting Neo4j and LangChain
langgraph-checkpoint-sqlite
Library with a SQLite implementation of LangGraph checkpoint saver.
langchain-voyageai
An integration package connecting VoyageAI and LangChain
langchain-google-community
An integration package connecting miscellaneous Google's products and LangChain
langchain-mongodb
An integration package connecting MongoDB and LangChain
langchain-auth
LangChain Auth SDK for OAuth and tool authentication
langchain-google-genai
An integration package connecting Google's genai package and LangChain
langgraph-checkpoint
Library with base interfaces for LangGraph checkpoint savers.
langchain-milvus
An integration package connecting Milvus and LangChain
langchain-unstructured
An integration package connecting Unstructured and LangChain
langchain-classic
Building applications with LLMs through composability
openevals
Open-source evaluators for LLM applications
langchain-elasticsearch
An integration package connecting Elasticsearch and LangChain
langchain-huggingface
An integration package connecting Hugging Face and LangChain.
langchain-mistralai
An integration package connecting Mistral and LangChain
langchain-ollama
An integration package connecting Ollama and LangChain
langsmith-fetch
LangSmith Fetch - Minimal CLI for fetching LangSmith threads and traces
langchain-chroma
An integration package connecting Chroma and LangChain.
langchain-sqlserver
An integration package to support SQL Server in LangChain.
langchain-azure-dynamic-sessions
An integration package connecting Azure Container Apps dynamic sessions and LangChain
langchain-experimental
Building applications with LLMs through composability
langchain-mcp-adapters
Make Anthropic Model Context Protocol (MCP) tools compatible with LangChain and LangGraph agents.
langchain-couchbase
An integration package connecting Couchbase and LangChain
langgraph-swarm
An implementation of a multi-agent swarm using LangGraph
langchain-azure-postgresql
LangChain VectorStore integrations for Azure Database for PostgreSQL
langchain-azure-ai
An integration package to support Azure AI Foundry capabilities in LangChain/LangGraph ecosystem.
langchain-redis
An integration package connecting Redis and LangChain for AI working memory
langchain-cerebras
An integration package connecting Cerebras and LangChain
langchain-perplexity
An integration package connecting Perplexity and LangChain
langchain-fireworks
An integration package connecting Fireworks and LangChain
langchain-cli-v2
CLI for developing and deploying LangChain tool servers
langchain-model-profiles
CLI tool for updating model profile data in LangChain integration packages.
langgraph-supervisor
An implementation of a supervisor multi-agent architecture using LangGraph
langchain-deepseek
An integration package connecting DeepSeek and LangChain
langchain-nomic
An integration package connecting Nomic and LangChain
langchain-weaviate
An integration package connecting Weaviate and LangChain
langchain-cohere
An integration package connecting Cohere and LangChain
langchain-pinecone
An integration package connecting Pinecone and LangChain
langchain-snowflake
An integration package connecting Snowflake and LangChain
langchain-db2
An integration package connecting Db2 vector store and LangChain
langchain-community
Community contributed LangChain integrations.
langchain-astradb
An integration package connecting Astra DB and LangChain
langchain-qdrant
An integration package connecting Qdrant and LangChain
langchain-azure-storage
LangChain integrations for Azure Storage
langchain-prompty
An integration package connecting Prompty and LangChain
langchain-exa
An integration package connecting Exa and LangChain
langserve
None
langchain-postgres
An integration package connecting Postgres and LangChain
langchain-cli
CLI for interacting with LangChain
langgraph-executor
LangGraph python RPC server executable by the langgraph-go orchestrator.
langchain-tool-client
LangChain Tool Client SDK (Python)
langchain-together
An integration package connecting Together AI and LangChain
agentevals
Open-source evaluators for LLM agents
mcpdoc
Server llms-txt documentation over MCP
langchain-legacy
Legacy package name reservation for langchain
langchain-ai21
An integration package connecting AI21 and LangChain
langgraph-bigtool
Build LangGraph agents with large numbers of tools
langchain-sandbox
LangChain Sandbox
langchain-meta
An integration wrapper package connecting Meta's Llama API client and LangGraph. Implements ChatModel interface from LangChain.
langgraph-codeact
LangGraph implementation of CodeAct agent that generates and executes code instead of tool calling.
promptim
A framework for optimizing prompts through multi-task evaluation and iterative improvement
langgraph-cua
An implementation of a computer use agent (CUA) using LangGraph
langgraph-gen
Genenerate code stubs for langgraph agents.
o2mcp
MCP Bridge
universal-tool-server
Universal Tool Server (Python)
universal-tool-client
Universal Tool Client SDK (Python)
langgraph-reflection
LangGraph agent that runs a reflection step
open-tool-server
Open Tool Server (Python)
open-tool-client
Open Tool Client SDK (Python)
langchain-deepseek-official
An integration package connecting DeepSeek and LangChain
langchain-box
An integration package connecting Box and LangChain
langgraph-checkpoint-duckdb
Library with a DuckDB implementation of LangGraph checkpoint saver.
langchain-databricks
An integration package connecting Databricks and LangChain
langsmith-pyo3
None
langchain-base-tests
Standard tests for LangChain implementations
langchain-robocorp
An integration package connecting Robocorp Action Server and LangChain
langchain-sema4
An integration package connecting Sema4 and LangChain
langchainhub
The LangChain Hub API client
langchain-benchmarks
🦜💪 Flex those feathers!
langchain-airbyte
An integration package connecting Airbyte and LangChain
langgraph-studio
None
permchain
permchain
