Langchain agents

Telemetry collector for AI agents — Node.js / TypeScript port. Streams every run, LLM call, tool invocation, and chain step from LangChain.js / Mastra / Vercel AI SDK / Google GenAI (Gemini) — or a manual API — to the Dobby AI Control Plane for governance

IBM watsonx.ai integrations for LangChain.js

Client library for interacting with the LangGraph API

OpenBox LangChain adapter for TypeScript — governance + observability parity over @openbox-ai/openbox-sdk-ts for LangChain JS/TS agents

Fast TypeScript AI agent framework — per-request agents, 30+ model providers, 100+ integrations, 20+ vector DBs, 10+ databases, sessions, memory, knowledge, tracing, evals, HITL, teams, and workflows.

Drop-in AI-agent tools for x402 safety: verify whether an x402 endpoint is safe to pay before paying it (~70% are dead/scam), and discover working x402 services. Adapters for the Vercel AI SDK and LangChain, powered by PulseFeed.

Eden TypeScript runtime SDK — auto-instrumentation for OpenAI, Anthropic, Vercel AI, LangChain, Mastra, Bedrock, and Gemini with fire-and-forget telemetry to the Eden gateway.

Optional local LangGraph runtime for Agent Kit council workflows.

Advanced n8n AI Agent node for Claude, OpenAI & Gemini — native PDF/image vision, Claude Max (Claude Code OAuth) support, Anthropic prompt caching, structured output with auto-fix, fallback models, and on-demand document fetch.

Agent Team Orchestrator - Multi-agent collaboration system powered by LangGraph

Bug Analysis Platform — AI-powered bug analysis and multi-agent workflow engine. Includes a React frontend, Express backend, and LangGraph multi-agent server.

Market intelligence AI agents can verify - signed receipts, judged track record (misses included), Brier-calibrated forecasts. Zero-dep client + tools for OpenAI, Vercel AI SDK, LangChain, AutoGen. MCP: mcp.fahaliai.com

helmwart scan — design-time threat modeling for agentic-AI systems, in your CI. Reads a real agent config (MCP, n8n, LangGraph, CrewAI, and more) and reports its threat model against OWASP Agentic Top 10, MAESTRO, and MITRE ATLAS — including the lethal-tr

One dark dashboard to find and open every agent/AI dashboard running on your localhost. Zero dependencies, runs with npx.

An open, portable specification for describing AI agent workflows using a human-readable text language.

Universal skills loader for AI agent frameworks with progressive disclosure

CLI tool for AgentsRepos — the GitHub for AI Agents

Auto-detecting CLI installer & circuit breaker configuration generator for AI Agents

One-line MCP bridge to the Kenwea agent marketplace. Connect any MCP-speaking agent (Claude Desktop, LangChain, CrewAI, custom) to mcp.kenwea.com — stdio<->HTTP proxy plus init and doctor helpers.

MCP server that lets Claude, Cursor, LangChain and CrewAI call 35 live x402 pay-per-call tools on Base (USDC) with no API key. Agents auto-pay per call via the x402 v2 protocol using their own funded wallet: cited SEC EDGAR company data, RDAP domain-trust

Compress a completed agent's trace into a compact, framework-agnostic briefing that the next agent can load in one call. Solves the cross-framework agent-to-agent handoff problem. Paid via x402 ($0.10/pack) on Base USDC.

Trust-gated buyer client for the x402 machine economy — spend policy, Aegis trust gate, receipts ledger, MCP server, LangChain.js tools.

Official JS/TS SDK for MCPGRAM — one client for native connectors and external MCP servers.

MCP server for Beacon — the search engine for AI agents. Find open-source AI agents by capability, ranked by real GitHub traction, right inside Claude/Cursor/Cline.

The official command-line interface for Creduent: the open standard and security protocol for cryptographic AI agent identity, authentication, and trust verification using Ed25519 and DNS.

Stops LLM agents from silently guessing what they don't know

Static, evidence-backed health checks for AI agent projects

CDS Plugin for enabling persistence in LangGraph/LangChain/DeepAgents - Checkpoint & Memory

Evidence-preserving LangGraph Store adapter for Engram.

LangGraph adapter for Context Router - brings structured state to LangGraph workflows

A generic Pi extension that implements LangGraph-like workflows with transitions, joins, dynamic fan-out, and configurable node runners.

LedgeLM evaluation helpers for LangGraph graphs and nodes

Deterministic testing helpers for @harpua/langgraph graphs: scripted chat models, stream collectors, interrupt assertions, and a Nest testing-module harness

Scaffold a runnable NestJS + LangGraph weather agent built on @harpua/langgraph — `pnpm create harpua-app my-agent`

OpenClaw plugin that lets any agent drive LangGraph workflows from inside a conversation thread with proactive event wake-back.

CLI to inspect LangGraph agent trajectories locally - zero infra, localhost only

Codex-style LangGraph agent runtime for internal non-coding workflows.

TUI Agent 脚手架：LangChain + LangGraph + DeepAgents + ACP 协议

Machine-first CLI used by a Node LangGraph agent to execute semantic Wave operations against the Rails API.

FDE agent substrate — A2A contract, ports, LangGraph agent runtime shell

AG-UI lifecycle and concurrency checker for LangGraph agents

Event schema, LangGraph adapter, and approval helpers for Agent Action Inspector

Human-in-the-loop for LangGraph and LangChain: a blocking ask_human tool, plus a durable interrupt()/Command resume that reaches your user on their phone.

Zod contracts for the self-hosted CopilotKit and LangGraph thread platform

A LangGraph-inspired Pi agent graph extension with durable execution, bounded state, artifacts, and explicit agent context modes

LangChain and LangGraph integration for the Outsail Context Intelligence Platform

bibbi: A personal AI Agent built with LangGraph, featuring tools, memory, hooks, sub-agents, and MCP servers. Run in the terminal.

LangGraph-based graph orchestration system with composable nodes for AgentOS

Adaptive agentic engineering harness: triage-routed dual-path (FAST/HEAVY) agent with business-logic pre-flight validation, abstract-graph planning, coverage-driven loops and self-applying diffs. Built on LangGraph.

Natural-language pipeline planner for OpenPipeline: an LLM-driven design -> validate -> correct loop over LangGraph that produces a valid PipelineDraft.

Framework adapters that wire TryAgent human-in-the-loop guardrails into LangGraph, the Vercel AI SDK, and the OpenAI Agents SDK.

Agent orchestration mock harness for kiwa — LangGraph-style state machine (StateGraph.addNode + addEdge + compile → invoke / stream) and OpenAI Assistants v2 (Assistant + Thread + Message + Run + run.poll) unified under one API. Ships stateful conversatio

Receipt every tool call in a LangChain or LangGraph run with one callback handler - no changes to your tools. Signed, verifiable Zanii proofs across the whole chain.

Lifts watsonx Orchestrate Slack limits: every-message wake-up (beyond byo_slack @mention/DM), multi-channel→multi-agent routing, clean gateway_thread replies, streamable-http /mcp for WxO + Cursor/VS Code/Bob/Antigravity/LangGraph. By Markus van Kempen —

Durable LangGraph workflow runtime: registry, Postgres checkpointer, case-file DI seam, base state schema.

Supervised inter-agent messaging relay for Claude Code and OpenCode (and any MCP client). Projects, environments with web consoles, focused conversations with state docs (PROGRESS.md), LangGraph review subagents, multi-provider LLM supervision, single-pan

Human-in-the-loop for LangGraph.js over Telegram — surface interrupt() payloads as approve/reject/edit buttons in a Telegram chat and feed the human's answer back into the graph via Command(resume).

SurrealDB checkpoint saver and store for LangGraph.js

Typed code-mode tool orchestration for LLM agents: tools become TypeScript declarations, generated programs are type-checked (routeable checker backends), repaired via diagnostics, and executed in a QuickJS sandbox.

PipelineEngine orchestrator for OpenPipeline — drives a run end to end over the kernel.

Start with a minimal TypeScript LangChain CLI agent, then grow it into an API or chat app.

OpenTelemetry spans and metrics for skein-js runs — works with any OTLP backend.

Adaptive Retrieval-Augmented Generation (RAG) Engine with Hybrid Retrieval, LangChain, Cross-Encoder Reranking, FAISS Vector Search, Gemini LLM Integration and FastAPI.

AgensFlow adapter for LangGraph — decorator-based routing across a declared model pool

Agent-ready tools and LangGraph integrations for vercel-agent-browser

AI agent observability with deterministic record/replay — capture any LangGraph or OpenAI Agents SDK run, replay it offline at zero API cost.

Statistical regression testing for LLM agents. Get a p-value on whether behavior actually shifted between versions, not just whether one run looked different. Apache 2.0, self-hostable, no SaaS dependency -- a Promptfoo alternative for the statistical testing gap threshold-based eval tools don't cover.

ARC — Agent Runtime Cockpit: Python daemon, adapters, context retrieval

Never worry about your AI agent breaking production again. Kill the process mid-flight — the wire transfer is still safely refunded, your database stays clean, and your users never lose trust. agent-saga is the 1-line bulletproof safety OS that turns unpredictable LLMs into crash-proof, enterprise-grade autonomous engines.

Evaluation framework for multi-agent AI workflows: handoff quality scoring, failure attribution, loop detection, and cost guardrails.

AI MCN 自动推广工具 — 多Agent内容营销自动化，支持掘金/知乎/Dev.to

Zero-boilerplate deployment for AI agent frameworks — LangGraph, CrewAI, OpenAI Agents SDK, and custom agents

Python SDK, LangChain tool, MCP server, and CLI for AgentEscrow402 — trustless AI agent escrow payments on Casper Network

Compile structured YAML configurations into production-grade LangGraph multi-agent architectures.

Predict LLM-agent-run failures in real time — and intervene before the tokens are spent

A CLI- and canvas-first builder for AI agents on LangGraph.

Stateful LangGraph workflow that reviews Git diffs with a reviewer-verifier loop and deterministic checks.

Provider-agnostic, drop-in agent primitives for agentic RAG pipelines: classification, retrieval routing, sub-question retrieval, quality gating, self-validation, and tone personalization.

Detect and kill infinite AI agent loops before they burn your API budget.

LangChain callback handlers for the Grafana Agent Observability Python SDK

LangGraph callback handlers for the Grafana Agent Observability Python SDK

LangGraph multi-agent shared-state optimistic concurrency control (OCC) middleware. Detects and prevents Stale-Generation anomalies at commit time.

Trace a LangGraph agent onto the Agenttic OTel-GenAI bus (public callbacks only).

AgentTrace middleware for LangChain deepagents / create_agent

Agent workflow graph visualization plugin for LangGraph and other frameworks

Argon adapters for AI agent frameworks: sandboxed, versioned MongoDB for LangGraph and Mem0

Astra — a terminal AI assistant that understands natural language and drives your dev tools.

LangChain integration for Attestari — the auditable memory layer for AI agents.

LangChain tool: scan Base contracts via BaseSentinel (HTTP 402 + USDC tx-hash proof).

Context apoptosis for LangChain: µs-scale, class-aware history pruning (B.I.O.M.A. kernel) as a drop-in Runnable.

Cloud-native LLM Agent Development and Testing Toolkit

Python SDK for capturing and shipping AI agent traces to a Chronicle server

LangChain tools backed by cocoon microVM sandboxes

一个专业的咨询顾问 AI Agent，支持文档分析、联网搜索、报告生成（跨平台支持 Windows/macOS/Linux）

Deep web search agent library built on LangChain deepagents: orchestrator + specialized subagents + iterative rubric-graded refinement.

LangChain deepagents that maintain and consult a wiki knowledge base in Open Knowledge Format (OKF).

Deep Agents sandbox backend for a locally-run OpenSandbox server

AgentTrace - observability for AI agents. `agenttrace ui` starts the web UI + API, no Node/Bun required.

A reusable Django package for building streaming AI agents with LangGraph and OpenRouter