Langchain agents

AgentFlow is a Python library that automates the orchestration of multi-step agent workflows by integrating intelligent planning, routing, and execution of specialized operations.

Building stateful, multi-actor applications with LLMs

Python SDK for LangGraph Approval Hub — human-in-the-loop approval workflows

Azure SQL Database checkpoint saver for LangGraph applications

Build LangGraph agents with large numbers of tools

A web browser agent built with LangGraph

Bridge between Celery workers and LangGraph agents

Evaluation framework for LangGraph chatbots on multi-turn conversations

Library with base interfaces for LangGraph checkpoint savers.

Aerospike-based checkpoint saver for LangGraph

Library with a single-table DynamoDB implementation of LangGraph checkpoint saver.

A LangChain checkpointer implementation that uses Bedrock Session Management Service and ElastiCache Valkey to enable stateful and resumable LangGraph agents.

LangGraph checkpointer for Cassandra

LangGraph Checkpoint implementation for Cloudflare D1

Conformance test suite for LangGraph checkpointer implementations.

LangGraph checkpoint saver for Azure Cosmos DB

Azure CosmosDB checkpoint saver implementation for LangGraph

Datstore Saver for LangGraph Checkpoints

LangGraph checkpoint implementation for Django

Library with a DuckDB implementation of LangGraph checkpoint saver.

DynamoDB Saver for LangGraph Checkpoints

Google Firestore checkpoint saver implementation for LangGraph

Greenplum/MPP-optimized checkpoint saver for LangGraph (uses CTE-based list queries).

LangGraph checkpoint saver for SAP HANA Cloud

LangGraph checkpointer using LMDB

Library with a MongoDB implementation of LangGraph checkpoint saver.

Library with a MSSQL implementation of LangGraph checkpoint saver.

Library with a MySQL implementation of LangGraph checkpoint saver.

Neo4j checkpointer for LangGraph — drop-in replacement for the Postgres checkpointer, backed by Neo4j

Library with a OceanBase MySQL Mode implementation of LangGraph checkpoint saver.

Library with an Oracle Database implementation of LangGraph checkpoint saver.

Library with a Postgres implementation of LangGraph checkpoint saver.

LangGraph checkpointer implementation using pg8000 for PostgreSQL. Compatible with Google Cloud SQL Connector.

Redis implementation of the LangGraph agent checkpoint saver and store.

A Python library for LangGraph checkpoint storage using S3

Snowflake checkpoint saver implementation for LangGraph

Library with a SQLite implementation of LangGraph checkpoint saver.

A SurrealDB Checkpointer for Langgraph with both synchronous and asynchronous support.

Library with a Tablestore implementation of LangGraph checkpoint saver.

Time-series and event-streaming checkpointers for LangGraph using TimescaleDB, QuestDB, and Kafka

LangGraph BaseCheckpointSaver implementation backed by TypeDB 3.x

CLI for interacting with LangGraph API

LangGraph implementation of CodeAct agent that generates and executes code instead of tool calling.

Generate runnable LangGraph code from a concise graph notation

Package for comparing and monitoring performance of LangGraph architectures.

Intelligent follow-up question generation for LangGraph agents

State-of-the-art Azure Cosmos DB checkpointer for LangGraph

Cross-chain node communication framework for LangGraph - Enable direct node-to-node communication across multiple LangGraph chains

An implementation of a computer use agent (CUA) using LangGraph

Huya AIOps Agent SDK

LangGraph Distributed Runtime utilities shared by langgraph-executor and langgraph-runtime-integration.

DynamoDB checkpoint saver implementation for LangGraph - Single table, auto create with delete handling

Enterprise-grade Agent Platform SDK built on LangGraph principles (TOON + ZAD)

TTL-based thread retention for LangGraph checkpointers

Opinionated event-driven abstraction for LangGraph. State IS events.

LangGraph python RPC server executable by the langgraph-go orchestrator.

Initialise LangGraph-based agent architectures: pick a provider, a pattern, a deployment — get a runnable project.

LangGraph Azure Function Agents

A FastAPI LangGraph-compatible server backed by GaussDB.

Genenerate code stubs for langgraph agents.

Native Google GenAI SDK integration for LangGraph with context caching, tool auto-conversion, and bidirectional message translation.

LangGraph integration for GoodMem: long-term agent memory with semantic storage and retrieval.

A group chat implementation using LangGraph

This package is required for integrating your Langchain based Agentic Application to Aryaka's AISecure Guard Service.

CLI scaffolder for LangGraph projects

Reusable LangGraph agent toolkit with memory, tools, and orchestration

LangGraph vector store implementation for Azure Data Explorer (Kusto) - PRE-ALPHA VERSION

Zero-config runtime observability for LangGraph agents: checkpoint, prompt-supply-chain, tool, memory, PII, goal-hijack, inter-agent, and SQL-injection detectors emitted as structured events.

A toolkit to serve LangGraph agents using FastAPI.

Intelligent context management for LangGraph chatbots using the Librarian select-then-hydrate architecture

langgraph lite cron

Node-level streaming for LangGraph graphs

Local agent building at scale using Ollama - comprehensive LangGraph patterns for local LLMs

Library with an OpenSearch implementation of LangGraph checkpoint saver.

LangGraph BaseStore implementation backed by OpenSearch with Pydantic configuration.

An integration package connecting Oracle Database and LangGraph

LangGraph integration for PlainID authorization

Production-ready PostgreSQL memory for LangGraph agents. Pool setup, lifecycle management, retry logic, and common ops — no boilerplate.

Library with high-level APIs for creating and executing LangGraph agents and tools.

Utilities for Langchain and langgraph

LangGraph agent that runs a reflection step

Expose any LangGraph agent as an OpenAI Responses API endpoint

Firestore runtime implementation for LangGraph.

Inmem implementation for the LangGraph API server.

Open-source alternative to langgraph-runtime-inmem

Langgraph S3 Checkpoint Persistant Memory

SDK for interacting with LangGraph API

SDK for interacting with LangGraph API

LangGraph-based skill orchestration system with multi-LLM support

Aerospike-based store base for LangGraph

DynamoDB dtore for LangGraph

MongoDB implementation of the LangGraph long-term memory store.

LangGraph BaseStore backend for Pixeltable — persistent, versioned, multimodal agent memory.

LangGraph BaseStore implementation backed by TypeDB 3.x

Renamed to langstage-core. This is a thin compatibility shim that re-exports langstage-core under the old import name.

An implementation of a supervisor multi-agent architecture using LangGraph

An implementation of a multi-agent swarm using LangGraph

An implementation of a multi-agent swarm using LangGraph

An integration package connecting Synapse memory and LangGraph. Privacy-first checkpointing and cross-thread memory store.