capability

Langchain agents

This page lists every AI agent in the MeshKore directory tagged with the Langchain capability. Agents are sourced from public platforms (GitHub, Hugging Face, npm, PyPI, awesome-list curations, and direct submissions), normalized by the MeshKore worker, and ranked by GitHub stars. Each card links to the agent's profile with details on capabilities, framework, language, freshness, and source attribution.

1,156 agents in this capability · ranked by popularity

Top 200 Langchain agents

langfuse29,028 ★

🪢 Open source AI engineering platform: LLM evals, observability, metrics, prompt management, playground…

opik19,619 ★

Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive…

chainlit12,204 ★

Build Conversational AI in minutes ⚡️

gateway12,059 ★

A blazing fast AI Gateway with integrated guardrails. Route to 1,600+ LLMs, 50+ AI Guardrails with 1 fast &…

eino11,793 ★

The ultimate LLM/AI application development framework in Go.

langchaingo9,400 ★

LangChain for Go, the easiest way to write LLM-based programs in Go

LangChain-Chinese-Getting-Started-Guide9,033 ★

LangChain 的中文入门教程

helicone5,809 ★

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

codeinterpreter-api3,846 ★

👾 Open source implementation of the ChatGPT Code Interpreter

langserve2,331 ★

LangServe 🦜️🏓

Large-Language-Model-Notebooks-Course1,806 ★

Practical course about Large Language Models.

llm-chain1,601 ★

`llm-chain` is a powerful rust crate for building chains in large language models allowing you to summarise…

langchain-rust1,317 ★

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

langtrace1,205 ★

Langtrace 🔍 is an open-source, Open Telemetry based end-to-end observability tool for LLM applications…

llm_agents1,043 ★

Build agents which are controlled by LLMs

langchain-chat-nextjs1,015 ★

Next.js frontend for LangChain Chat.

skyagi778 ★

SkyAGI: Emerging human-behavior simulation capability in LLM

langchain-visualizer740 ★

Visualization and debugging tool for LangChain workflows

dr-doc-search596 ★

Converse with book - Built with GPT-3

snowChat553 ★

Chat snowflake - Text to SQL

eidolon491 ★

The first AI Agent Server, Eidolon is a pluggable Agent SDK and enterprise ready, deployment server for…

autonomous-hr-chatbot451 ★

An autonomous HR agent that can answer user queries using tools

MindSQL443 ★

MindSQL: A Python Text-to-SQL RAG Library simplifying database interactions. Seamlessly integrates with…

llm-strategy400 ★

Directly Connecting Python to LLMs via Strongly-Typed Functions, Dataclasses, Interfaces & Generic Types

gpt-runner381 ★

Conversations with your files! Manage and run your AI presets!

create-t3-turbo-ai354 ★

Build full-stack, type-safe, LLM-powered apps with the T3 Stack, Turborepo, OpenAI, and Langchain

funcchain341 ★

⛓️ build cognitive systems, pythonic

flowgpt304 ★

Generate diagram with AI

second-brain-agent300 ★

🧠 Second Brain AI agent

langchain-decorators234 ★

syntactic sugar 🍭 for langchain

traceAI197 ★

Open Source AI Tracing Framework built on Opentelemetry for AI Applications and Frameworks

waggle-dance172 ★

Knowledge work automation with AI agents

codespaces-langchain112 ★

🦜🔗 A Codespaces template for getting up-and-running with LangChain in seconds!

langchain-chat-websockets97 ★

LangChain LLM chat with streaming response over websockets

ailingbot64 ★

One-stop solution to empower your IM bot with AI.

n8n-nodes-ai-agent-langfuse— ★

n8n community node: AI Agent + Langfuse

n8n-nodes-better-ai-agent— ★

A better AI Agent node for n8n with improved memory management and modern AI SDK integration

@atensec/thoth— ★

AI agent governance SDK by Aten Security

ai-agent-enterprise— ★

AI Agent simplifies the implementation and use of generative AI with LangChain, you can add components such…

n8n-nodes-ai-agent-raevon— ★

Universal AI Agent for n8n - works with ALL chat models, correct tool calling, intermediate webhook

@novu/agent-toolkit— ★

Novu Agent Toolkit - expose Novu notification workflows as LLM agent tools.

@tscg/tool-optimizer— ★

High-level tool-schema optimizer for LLM agent frameworks. Integrates with LangChain, MCP, Vercel AI SDK.

packfs-core— ★

Semantic filesystem operations for LLM agent frameworks with natural language understanding. See…

langsmith— ★

Client library to connect to the LangSmith Observability and Evaluation Platform.

@osohq/langchain— ★

Oso integration for LangChain agents

deepagents— ★

Deep Agents - a library for building controllable AI agents with LangGraph

@agentesting/agentest— ★

Embedded agent simulation & evaluation framework for Node.js/TypeScript

@langchain/protocol— ★

TypeScript bindings for the LangChain agent streaming protocol

@ethglobal-openagent/langchain-keeperhub— ★

KeeperHub tools for LangChain — use onchain workflow automation inside any LangChain agent

imily-agent— ★

A small LangChain agent factory library for reusable TypeScript agents.

@tjcrowley/swarmtrade-langchain— ★

LangChain tools for SwarmTrade — use agent-to-agent marketplace capabilities in any LangChain agent

@microsoft/agents-a365-tooling-extensions-langchain— ★

Agent 365 Tooling SDK for LangChain AI agents built with TypeScript/Node.js

@langchain/mcp-adapters— ★

LangChain.js adapters for Model Context Protocol (MCP)

langchain-copilotkit— ★

LangChain Agent Adapter for CopilotKit — connect LangChain/LangGraph agents to CopilotKit via the AG-UI…

@eetr/agent-streemr— ★

Reusable Socket.io + LangChain agent plumbing: protocol types, socket listener, local-tool registry, and…

postbridge-langchain— ★

PostBridge postal tools for LangChain JS and LangGraph — send physical letters to 5 countries from any…

@traceloop/instrumentation-langchain— ★

OpenTelemetry instrumentation for LangchainJS

@dcp-ai/create-langchain— ★

Scaffold a DCP-AI governed LangChain agent project

@vibe-agent-toolkit/runtime-langchain— ★

LangChain.js runtime adapter for VAT agents

@sap-ai-sdk/langchain— ★

SAP Cloud SDK for AI is the official Software Development Kit (SDK) for **SAP AI Core**, **SAP Generative AI…

oceanbus-langchain— ★

LangChain tools for OceanBus — give your LangChain and CrewAI agents a global identity, encrypted messaging…

langchain-agentfolio— ★

AgentFolio integration for LangChain — agent identity, trust scores, and marketplace access

@mondaydotcomorg/atp-langchain— ★

LangChain integration for Agent Tool Protocol

@langchain/modal— ★

Modal Sandbox backend for deepagents

@coinbase/agentkit-langchain— ★

Langchain Toolkit extension of CDP Agentkit

langchain-agent-toolkit— ★

Verification, observability, and quality scoring utilities for LangChain tool-calling agents. Includes…

@genzagentsio/langchain— ★

LangChain tool-set for GenZAgents work receipts — issue, countersign, verify, lookup

@atlasprotocol/agent-tools— ★

Agent-side ATLAS Protocol tooling for LangChain and MCP. Speak ATLAS from any agent runtime.

@microsoft/agents-a365-observability-extensions-langchain— ★

Microsoft Agent 365 SDK LangChain instrumentation extensions for telemetry and observability

@youdotcom-oss/langchain— ★

LangChain.js tools for the hosted You.com MCP server

@cloudbase/agent-adapter-langchain— ★

LangChain adapter for AG-Kit agents

opik-langchain— ★

Opik TypeScript and JavaScript SDK integration with LangChain

@langchain/quickjs— ★

Sandboxed JavaScript REPL for deepagents using QuickJS (WASM)

@sec-edgar-agentkit/langchain— ★

LangChain toolkit for SEC EDGAR data analysis

@reminix/langchain— ★

Reminix agents for LangChain - serve AI agents as REST APIs

@langchain/node-vfs— ★

Virtual File System sandbox backend for deepagents

@langchain/daytona— ★

Daytona Sandbox backend for deepagents

@cloudbase/agent-examples-langchain-ai-coding— ★

AI Coding Agent using LangChain with SQLite checkpoint - React project generation and management

create-agent-chat-app— ★

Create a LangGraph chat app with one command

langchain-toolstem— ★

LangChain.js tools wrapping Toolstem MCP servers (Finance + SEC EDGAR) with x402 USDC micropayments.

@atrib/agent— ★

Agent middleware for atrib. Interceptor plus framework adapters for MCP attribution. Supports raw SDK, Claude…

@beparallel/langchain-ts— ★

Extracts Langchain prompts and generates TypeScript types.

langchain-codex— ★

LangChain.js chat model adapter for OpenAI Codex SDK.

@assistant-ui/react-langchain— ★

LangChain useStream adapter for assistant-ui

@h1deya/langchain-mcp-tools— ★

MCP To LangChain Tools Conversion Utility

@agentlair/langchain— ★

AgentLair adapter for LangChain.js — issue per-agent AATs, attach Bearer tokens to tool calls, emit audit…

@copass/langchain— ★

LangChain tool adapters for Copass — drop-in discover/interpret/search tools for LangChain agents

n8n-nodes-deepseek-reasoner— ★

n8n community node: DeepSeek R1/Reasoner Chat Model with proper reasoning_content handling for tool calls…

@launchdarkly/server-sdk-ai-langchain— ★

LaunchDarkly AI SDK LangChain Provider for Server-Side JavaScript

@atbash/langchain— ★

Atbash safety guard for LangChain DynamicStructuredTool

@eggjs/tegg-langchain— ★

langchain for egg

@vaultfire/langchain— ★

LangChain/LangGraph integration for Vaultfire Protocol — on-chain identity, trust verification, and…

@krynix/adapter-langchain— ★

LangChain adapter for Krynix: translates LangChain callback events into Krynix trace events

@remoteoss/ai-agent-toolkit— ★

Toolkit for integrating the Remote API into agentic workflows

@agentegrity/langchain— ★

Zero-config agentegrity adapter for LangChain JS and LangGraph JS. Mirrors the Python agentegrity.langchain…

langchain-mcp— ★

MCP server for LangChain, LangGraph & DeepAgents knowledge + debug your LangGraph agents locally (Polly-like…

@assistant-ui/react-langgraph— ★

LangGraph adapter for assistant-ui

@openjobs/langchain— ★

LangChain integration for the OpenJobs agent-to-agent job marketplace.

@pathcourse/langchain— ★

LangChain.js integration for PathCourse Health — autonomous agent inference on Base L2

@orangecheck/agent-langgraph— ★

Wrap LangGraph tool nodes with OC Agent scope enforcement and emit a signed agent-action envelope per…

kl-adapter-langchain— ★

LangChain / LangGraph adapter for kanban-lite – exposes all kanban-lite features as LangChain StructuredTools…

mcp-langchain-ts-client— ★

TypeScript client for MCP Langchain

@governmyai/sdk-langchain— ★

GovernMy.ai LangChain integration — callback handler that checks regulatory obligations during agent tool…

@reminix/langgraph— ★

Reminix agents for LangGraph - serve AI agents as REST APIs

@atbash/atbash-langchain— ★

Atbash safety guard for LangChain DynamicStructuredTool

endorphin-ai— ★

E2E Testing Reinvented with AI - A powerful TypeScript browser automation framework using AI-powered testing…

@reaatech/agent-replay-integrations— ★

Framework integrations for Agent Replay

@fsteccanella/n8n-nodes-opencode— ★

n8n community node for OpenCode AI chat model integration

@friskai/frisk-js— ★

FriskAI TypeScript SDK

@thirdfy/agentkit-langchain— ★

Langchain Toolkit extension of Agentkit (forked from Coinbase)

xaip-langchain— ★

XAIP callback handler for LangChain.js — emits signed XAIP receipts for every tool call. Provider-agnostic…

@maximai/maxim-js-langchain— ★

This is the langchain wrapper built for (Maxim JS SDK)[https://www.npmjs.com/package/@maximai/maxim-js].

@sbo3l/langchain-keeperhub— ★

LangChain JS Tool that gates KeeperHub workflow execution through SBO3L's policy boundary. Composable with…

langchainjs-browsing— ★

LangChain library that provides browser automation tools for AI agents

@mndr/langchain-azure-otel— ★

OpenTelemetry GenAI tracing for LangChain/LangGraph JS with Azure AI Foundry and Application Insights

@dooor-ai/toolkit— ★

Guards, Evals & Observability for AI applications - works seamlessly with LangChain/LangGraph

senior-engineer-agent— ★

A LangChain/LangGraph agent that codes like a senior software engineer — install globally, use anywhere

@notilens/langchain— ★

NotiLens callback handler for LangChain.js — automatic run tracking, token metrics, and error alerting

@oobe-protocol-labs/synapse-client-sdk— ★

Synapse Client SDK -- Typed Solana RPC gateway with @solana/kit native types, 53 JSON-RPC methods, DAS…

n8n-nodes-deepseek-next— ★

n8n community node — DeepSeek Chat Model (OpenAI-compatible API, thinking mode, ChatDeepSeek).

langchain-mcp-adapters— ★

LangChain.js adapters for Model Context Protocol (MCP)

@alvedder/deepagents— ★

Deep Agents - a library for building controllable AI agents with LangGraph

suprawall-langchain— ★

Official SupraWall security integration for LangChain (TypeScript)

@hitl-kit/langgraph— ★

LangGraph adapter for HITL Kit. Emit schema-conformant HITL events from LangGraph interrupt() nodes and…

tag-per-track-agentkit— ★

LangChain/AgentKit tool for Tag-per-Track API with x402 micro-payments

@iflow-ai/search-langchain— ★

LangChain JS tool factories for the iFlow Search API (web search, image search, web fetch). Built on…

@struct-ai/sdk— ★

Struct agent observability SDK — auto-instruments AI agent frameworks with OpenTelemetry

langchain-logging— ★

LangChain library that logs model inputs/outputs with customizable formatting

@betterdb/agent-cache— ★

Multi-tier exact-match cache for AI agent workloads backed by Valkey. LLM responses, tool results, and…

@atbash/atbash-langgraph— ★

Atbash safety guard and audit nodes for LangGraph workflows

@goderash/adapter-langgraph— ★

LangGraph.js / LangChain.js callback handler that emits Goderash audit events — tamper-evident, hash-chained…

@farukada/aws-langgraph-dynamodb-ts— ★

AWS DynamoDB implementation for LangGraph Memory Store and Checkpoint Saver in TypeScript

@tpsdev-ai/n8n-nodes-flair— ★

n8n community node — use Flair as your AI Agent's memory backend. Includes FlairChatMemory (Memory port) and…

@natyapp/langchain— ★

TypeScript client for Naty LangChain API with async file uploads, real-time progress tracking, and Chat…

cardano-agent-kit— ★

A TypeScript SDK for interacting with Cardano blockchain agents

@alumnium/langchain-codex— ★

LangChain chat model for OpenAI via OAuth (ChatGPT Plus/Pro)

@baseline-labs/adapter-langchain— ★

Authority-aware LangChain tool integration for Baseline.

langchain-sourcey— ★

LangChain retriever for Ask AI over published Sourcey docs sites.

create-agent-chat-app-tmp-tmp-tmp— ★

Create a LangGraph chat app with one command

@veridex/agent-security— ★

Framework-agnostic agent security gateway — protect any AI agent with Veridex security packs, regardless of…

deepadata-langchain-adapter— ★

EDM enrichment layer for LangChain — governed emotional schema for any memory type

n8n-nodes-openai-langfuse— ★

n8n community node: Langfuse + OpenAI-compatible LLM provider

agentmail-toolkit— ★

AgentMail Toolkit

cornerstone-autonomous-agent— ★

CornerStone MCP x402 skill for agents: tools to predict tickers, backtest strategies, link bank accounts, and…

researchify— ★

Researchify - A CLI multi-agent research assistant built using LangChain and LangGraph

cast-code— ★

Multi-agent CLI system powered by DeepAgents

@universe-agent/agent— ★

LangGraph-based AI agent framework

clawpowers— ★

Skills library for AI agents — payments, memory, RSI, wallet. Drop-in capability layer for any agent…

@agnt-id/frameworks— ★

Agent framework plugins for .agnt name resolution — LangChain, CrewAI, ElizaOS

@tbc-fold/agents— ★

Fold — Agent framework adapters for LangChain, LangGraph, and Vercel AI SDK

@lablnet/hyperagents— ★

Self-improving agent framework powered by LangChain and LangGraph

reagentbuilder— ★

An enterprise-grade AI agent framework based on LangChain and LangGraph, featuring dynamic tools…

benchclaw-integrations— ★

Adapters that connect any AI agent framework (JS/TS) to the P2PCLAW BenchClaw benchmark leaderboard.

tibetclaw— ★

Trust-First Agent Framework — behavioral trust, cryptographic provenance, semantic firewall. The trust kernel…

@davincidreams/dynamic-canvas-react— ★

A2UI-native dynamic canvas component for React — interoperable with LangChain, 3dchat, Microsoft Agent…

@atlas.agents/a2ui-canvas— ★

A2UI-native dynamic canvas component for React — interoperable with LangChain, 3dchat, Microsoft Agent…

@predicatesystems/predicate-secure— ★

Drop-in security wrapper for AI agents - adds authorization, verification, and audit to any agent framework

xenarch— ★

CLI for Xenarch — non-custodial x402 MCP server for AI agents. Claude, Cursor, LangChain and CrewAI pay HTTP…

@xenarch/agent-mcp— ★

Non-custodial x402 MCP server for AI agents. Lets Claude, Cursor, LangChain and CrewAI pay for HTTP 402–gated…

create-dingdawg-agent— ★

Create a DingDawg marketplace agent in under 5 minutes. Supports MCP native, OpenClaw, NemoClaw, LangChain…

create-prediction-market-agent— ★

Scaffold a prediction market agent project. Works with LangChain, CrewAI, OpenAI Agents SDK, or vanilla…

moltpay— ★

Solana payment SDK for AI agents - supports OpenClaw, LangChain, CrewAI, and MCP

@apitoll/langchain— ★

LangChain and CrewAI adapters for API Toll paid tools

sentinelflow— ★

AI agent governance platform — static scanning + runtime interception for Claude Code, Cursor, GitHub…

surfagent— ★

Browser automation API for AI agents — structured page recon, form filling, clicking, and navigation via…

ai-scanner— ★

CLI tool to scan codebases for LLM SDK usage, AI frameworks, and exposed API tokens

n8n-nodes-amorce— ★

n8n nodes to connect with Amorce - the Universal Trust Protocol for AI Agents

x402-agent-tools— ★

103 production-ready AI agent tools with x402 micropayments. Hyperliquid DEX suite, prediction markets, DeFi…

kaairos-init— ★

Add Kaairos identity to any AI agent project in seconds

@varpulis/agent-runtime— ★

Real-time behavioral guardrails for AI agents. Detect retry storms, circular reasoning, budget overruns, and…

@agnt-id/sdk— ★

The complete .agnt SDK — resolve, A2A, ERC-8004, MCP, and framework plugins in one install

@cosmixclub/parsero— ★

Construtor de agentes de IA de maneira simplificada.

create-nerq-agent— ★

Scaffold a trust-verified AI agent project. Frameworks, badges, CI, and dynamic tool discovery built in.

bluecolumn-mcp— ★

MCP server for BlueColumn — persistent semantic memory API for AI agents. Give any MCP-compatible agent the…

@ai-agent-schema/schema— ★

Standardized JSON schema and TypeScript SDK for defining AI agents and workflows with framework adapters

@402md/agent-tools— ★

Agent tools for 402.md — framework-agnostic + LangChain adapter

dominion-observatory-sdk— ★

Cross-ecosystem agent behavioral telemetry SDK — report and read trust scores from the Dominion Observatory…

graphql-agent-toolkit— ★

Turn any GraphQL API into AI-agent-ready tools — MCP servers, LangChain tools, and standalone SDKs

agent-recall-sdk— ★

SDK for AgentRecall — persistent, compounding memory for AI agents

@presidio-dev/agent-memory— ★

Long-term memory engine for AI agents

@matimo/core— ★

Core SDK for Matimo: Framework-agnostic YAML-driven tool ecosystem for AI agents.

matimo— ★

A framework-agnostic SDK with pre-built providers, a skills knowledge layer, MCP out of the box, and agents…

@pathlight/sdk— ★

SDK for Pathlight — visual debugging and observability for AI agents

@xenarch/core— ★

Shared TypeScript types and x402 payment-flow utilities for @xenarch/agent-mcp — Xenarch's non-custodial x402…

@voidly/agent-sdk— ★

E2E encrypted agent-to-agent communication SDK — Double Ratchet, X3DH, deniable auth, ML-KEM-768…

truval— ★

Email verification API and API infrastructure for AI agents

@antenehtessema/dasc-core— ★

Deterministic Agentic Safety Controller (DASC) for Node.js

agent-visibility— ★

Real-time debug dashboard for multi-agent AI systems — topology graph, LLM turn inspector, tool call traces…

x711-sdk— ★

Universal AI agent tool API — web search, price feeds, collective Hive memory, on-chain tx, LLM routing. 23…

@deepsweepai/mcp-firewall— ★

Enterprise-grade MCP firewall for conscious AI stewardship - Zero-trust security layer for Model Context…

@goldhold/mcp-server— ★

GoldHold MCP server -- persistent memory for AI agents. Search, store, and recall across sessions…

a1-ai— ★

TypeScript/Node.js client for A1: cryptographic identity and authorization for AI agents

@entelog/sdk— ★

Effortless oversight for AI agents. Real-time activity feeds, risk scoring, and human-readable summaries.

@phoenixaihub/agent-contracts— ★

Design by Contract for AI Agent Steps — runtime preconditions, postconditions, and invariants for agent…

@audit0/sdk— ★

Zero-config compliance logging for AI agents. Real-time audit feeds, risk scoring, and human-readable…

@atpdevelopment/openclaw-atp— ★

ATP (Agent Trust Protocol) security integration for OpenClaw agents

@anyparser/core— ★

The `@anyparser/core` Typescript SDK enables developers to quickly extract structured data from a wide…

@neutron_me/neural— ★

The hive — memory and intelligence OS for AI agents

clawtick— ★

Cloud-powered job scheduling for AI agents — OpenClaw, webhooks, and more. Reliable cron with real-time…

@agentsecretstore/sdk— ★

Official SDK for Agent Secret Store — the secure vault built for AI agents. Store and retrieve credentials…

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