Langchain agents

An LLM-based Retrieval-Augmented Generation (RAG) component for education, supporting problem solving, academic literature analysis, and knowledge Q&A.

LangChain retriever integration for Egnyte document search and retrieval

Embeddings interface for Ollama

LangChain tools for ENACT Protocol — trustless escrow for AI agents on TON

LangChain integration for EngramPort — persistent memory for AI bots and agents

EnigmAgent Python SDK — secure vault integration for AI agent frameworks

Entropy0 Trust Control Plane tool for LangChain agents — evaluate domains and URLs before your agent fetches content from them.

Agentic environmental due-diligence text classification using EnvBert and LangGraph

Python reference SDK for the Ergo rail of Accord Protocol — agent payments, Note operations, LangChain / OpenAI integrations. Mirrors the legacy npm package of the same name; the canonical Python Accord layer will publish later under a different PyPI name.

Eunomia extension for LangChain

Eunomia SDK for LangChain

Library that provide a Solr based vector store for Langchain

Framework to build and manage IA based applications. Based on Langchain and LlamaIndex under the hood.

EvoCloud Agent Toolkit - Python SDK for AI-powered payment integration

Evolution LangChain with automatic token management

LangChain callback handler for EXIT Protocol departure markers

Production HTTP server for LangChain/LangGraph agents — OpenAI-compatible API, streaming, session memory and agent discovery

High-performance Rust implementation of LangGraph components

The deployment layer for agentic applications. Build agents with anything. Ship them with FastAgentic.

Common utilities and tools for LangGraph agents by Fastal

LangGraph testing plugin for fasteval -- wrap any compiled StateGraph with a minimal harness for chat, session, mocking, and node-level testing

Seamless integration between FastMCP and LangChain - convert MCP tools to LangChain StructuredTools

Fiddler SDK for instrumenting LangChain V1 agents with OpenTelemetry

LangGraph and LangChain instrumentation for Fiddler GenAI observability

FiuAI SDK Agent - A framework for building AI agents with LLM support, context management, and event handling

Open source AI context platform: document processing, knowledge graph auto-building, ontologies, GraphRAG/RAG, hybrid search (vector, property graph, RDF/SPARQL, fulltext), 13 LLM providers, 15 property graph DBs, 4 RDF triple stores, 10 vector DBs, LlamaIndex + LangChain, FastAPI, MCP server

MCP server for Flexible GraphRAG — connects to the FastAPI backend (status, ingest, hybrid search, AI Q&A) for Claude Desktop and other MCP clients. Supports 14 data sources, 15 property graph DBs, 4 RDF triple stores, 10 vector DBs, LlamaIndex + LangChain

LangChain tools for FlipCoin prediction markets Agent API

LangChain adapter for Flotilla

Complete agent memory: reasoning queries + vector search + auto-extraction. Decision intelligence for LangGraph, CrewAI, Google ADK, OpenAI Agents SDK, Pydantic AI, smolagents, LlamaIndex, Haystack, and CAMEL-AI.

Modern LangChain-compatible toolkit for FluentC AI Agent Translation API with real-time and batch translation support

面向生产环境的 LLM Agent 与 Workflow 编排框架。通过 JSON 配置或纯代码即可构建多 Agent 协作流，内置四种 Agent 模式、Skill 插件系统、MCP 协议接入、RAG 知识库，以及十余种开箱即用的工作流节点。

LangChain integration for the 402fly payment protocol

LangGraph integration for the 402fly payment protocol

FortifyOS runtime protection for LangChain and LangGraph agents — zero code changes required.

Fortio — an AI-powered personal finance assistant built on LangGraph and Ghostfolio

FoundationaLLM Agent plugins.

Free, self-hostable LangGraph agent runtime with MCP tools, RAG, and A2A protocol

Portable ReAct agent graph with MCP tools and RAG — part of the fractal-agent-graphs catalog

Freeplay integration for LangGraph and LangChain

Freeplay integration for LangGraph and LangChain

FtAi Agent Hub adapter for LangChain Deep Agent

FtAi Agent Hub adapter for LangChain / LangGraph streaming

A toolkit for building LangChain applications

Production-grade Python toolkit for building GDPR-compliant RAG systems with automatic PII detection, audit trails, and compliance validation

Gemini DeepSearch MCP - Automated research agent with Google Gemini models

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LangChain tools for the Geonode Scraper API

Gestell's Langchain Integration

LangChain adapter for Mnemo — drop-in BaseMemory and Retriever backed by the Mnemo SDK.

LangGraph BaseStore implementation backed by Mnemo for cross-thread agent memory.

AI-powered conversational portfolio assistant for Ghostfolio with tool calling, verification, and evaluation framework

An integration package connecting AnthropicMessages and LangChain

An integration package connecting OpenAI and LangChain

Goat adapter for LangChain

Goat example for Langchain with uniswap

LangGraph / LangChain callback that emits Goderash audit events — tamper-evident, hash-chained, regulator-ready.

Google‑native alternative to LangChain's create_pandas_dataframe_agent

A configurable, terminal based Chat client for LLMs built with Textual

A simple command line interface which converts a description of a command into the command itself and vice versa.

Useful wrappers around common AI tools: LangChain, LlamaIndex, etc.

LangChain graph store and vector store backed by GrafeoDB embedded graph database

A bridge package for connecting multiple agent frameworks (LangGraph, CrewAI, Microsoft Agent Framework, etc.) with GreenNode AgentBase

A LangChain toolkit for integrating Google Workspace (Gmail, Calendar, Tasks, Sheets, Drive)

Production-ready agent implementations: SimpleAgent, ReactAgent, MultiAgent, MemoryAgent, RAG variants, and more

AI control layer for Langchain agents

HDP (Human Delegation Provenance) middleware for LangChain — cryptographic audit trail for multi-agent delegation

LangChain tools for Headless Oracle market state verification. SMA = Signed Market Attestation (not Simple Moving Average).

HELM governance adapter for langchain — fail-closed tool calling for AI agents

A Python SDK for Heroku's Managed Inference API (MIA), providing easy access to AI models through a LangChain-compatible interface.

Guardrails for LangChain

LangGraph integration for Hindsight - persistent memory tools, nodes, and memory instructions for AI agents

Universal LLM memory integration via LiteLLM - works with 100+ providers

LangChain / LangGraph integration for the Hipp0 multi-agent memory platform.

Hipp0 integration for LangGraph — checkpoint saver and context injection.

LangChain for Hive

Connect to HiveAgent — 586 MCP tools across 22 industry verticals. The Amazon for AI agents.

LangChain retriever for HiveMind shared knowledge commons

Agentic AI system for generating Bayesian optimization code from natural language using LangGraph and OpenAI GPT models

HumanLayer integration for LangGraph

hyperdock-langchain

The Agent Provenance Graph for LangGraph agents. Timestamped facts, auditable decisions, deterministic trust. Prove what agents knew, trace why they knew it, coordinate without an LLM in the loop. $0 per operation.

IA Agent para Generación de Pruebas Unitarias .NET - Sistema multi-agente inteligente

AI-powered Terraform cost preview and optimization advisor built with LangGraph

The Universal AI Agent Banking Layer: x402, USDC, Safety Kernel, MCP, Multi-Chain

IaNL: Infrastructure as Natural Language — AI agent that provisions AWS resources from plain English prompts using OpenTofu/Terraform.

Python SDK and runtime to serve AI agents with FastAPI, LangGraph, and observability.

Centralized Pydantic schema library for Idun Agent Engine

Bioinformatics tools with LangChain and MCP support

MCP server for Langsmith SDK integration

Make Anthropic Model Context Protocol (MCP) tools compatible with LangChain and LangGraph agents.

LangChain (and LangGraph) tools for iFlow Search (心流搜索) — web search, image search, and web-page fetching.

LangChain tools for the ihyee web intelligence API

A toolkit for initializing LLMs and embeddings with multiple providers

Python SDK for LLM/Agent Analytics Platform

LangChain + LangGraph integration for Interven AI firewall. Scan every tool call your agent makes before it executes — block malicious requests, redact PII/secrets, route risky actions to human approval.