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Composable middleware framework for LangGraph agents

agentskills.io support for LangChain and LangGraph

LangChain tools for BoltzPay — pay for API data with AI agents

LangChain tools for Cerebrus Pulse crypto intelligence API

Langchain-Chatchat (formerly langchain-ChatGLM), local knowledge based LLM (like ChatGLM, Qwen and Llama) RAG and Agent app with langchain

Daytona sandbox integration for Deep Agents

LangChain integration for FoxNose - the knowledge layer for RAG and AI agents

LangChain tools for InsumerAPI — on-chain verification, wallet trust profiles, EAS attestations, Gitcoin Passport, Farcaster ID, staking positions, compliance templates, ACP/UCP commerce protocol integration, domain verification, merchant onboarding, USDC key purchase, and credit management across 32 blockchains. ECDSA-signed booleans, optional Merkle proofs, 26 tools. Used by DJD Agent Score (Coinbase x402).

Kubernetes Agent Sandbox integration for LangChain Deep Agents

LangChain integration for Konstruct - Typed Knowledge Graph for AI Agents

LangChain tools for Mycelia Signal — cryptographically signed price oracles with automatic x402 (USDC on Base) payment

LangChain tools for OneShot — commercial actions for AI agents

LangChain integration for Persis - Biological Memory for AI Agents

LangChain provider for Pollinations unified API (OpenAI-compatible chat completions + image endpoint).

An integration package connecting Prolog and LangChain

LangChain integration for Scavio Search API -- real-time web search with knowledge graphs, multi-platform support

Langchain adapters to support skills in your agent

SpiceDB authorization for LangChain RAG pipelines and agents - fine-grained access control for AI applications

Python toolkit that lets your LangChain agents automate Taiga: create, search, edit & comment on user stories, tasks and issues via the official REST API.

LangChain & LangGraph extensions that parse LLM prompts into Timbr semantic SQL and execute them.