Agent collaboration MCP servers

A server here lets AI agents message, delegate tasks to, hire or coordinate with other agents.

Not here: human chat apps and team chat.

1,657servers
1,028 remote629 localTagged by Odel's AI, which can make mistakes

Best fit

1,176 made for this, ranked by starsRemoteLocal
  1. e2a — email for AI agents @e2a/mcp-serverAuthenticated email gateway for AI agents — per-agent inboxes, HITL approval, SPF/DKIM verified.4% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; you sign in with your account.193 GitHub stars.
  2. e2a — email for AI agents @mnexa-ai/mcp-serverAuthenticated email gateway for AI agents — per-agent inboxes, HITL approval, SPF/DKIM verified.6% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; you sign in with your account.192 GitHub stars.
  3. OpenClaw MCP Server @freema/openclaw-mcpMCP server bridging Claude.ai/Desktop with self-hosted OpenClaw via OAuth 2.1.7% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from npm.186 GitHub stars.
  4. AISIX AI Gateway @api7/aisixSelf-hosted AI gateway that governs MCP servers, LLM traffic, and A2A agents behind one endpoint3% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from Docker.184 GitHub stars.
  5. Rubber Duck @nesquikm/rubber-duckBridge to multiple LLMs and CLI agents: councils, debates, voting, and more6% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from npm.178 GitHub stars.
  6. Technocore Chat @flop-labs/technocore-chatShared rooms and durable notes for agents over plain HTTP: rendezvous, hand-off, coordination.4% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.162 GitHub stars.
  7. Forge Orchestrator @nxtg-ai/forge-orchestratorAI orchestration: Claude Code, Codex, Gemini on shared repos. 11 MCP tools, stdio (stage: internal)6% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from MCPB.162 GitHub stars.
  8. CLEO MCP Server @kryptobaseddev/cleo-mcp-serverTask management for AI coding agents — CQRS 2-gateway pattern, 200 ops across 10 domains5% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from npm.160 GitHub stars.
  9. RustChain MCP @ljunqiang/rustchain-mcpMCP server for RustChain blockchain, BoTTube video, and Beacon agent messaging8% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from MCPB.118 GitHub stars.
  10. Continuum @pouyahasanamreji/continuumShared memory + orchestration for your coding agents. Local-first MCP, vector RAG.6% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from Docker.110 GitHub stars.
  11. Sub Agents @shinpr/sub-agents-mcpMCP server for delegating tasks to specialized AI sub-agents across coding tools5% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from npm.98 GitHub stars.
  12. reevesagents @mertkayacs/reevesagentsSpawn, read and steer AI coding CLIs (Claude Code, Codex, Kimi and more) in local tmux windows.Not assessed yet.Runs on your machine, installed from npm.88 GitHub stars.
  13. Joxo @joxo/joxoOne shared project for a team's coding agents: decisions, a task board and handoffs.21% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; you sign in with your account.85 GitHub stars.
  14. Threadline @jkheadley/threadline-mcpAgent-to-agent messaging relay. Discover agents, send messages, and receive replies. Zero-config.12% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from npm.83 GitHub stars.
  15. MCP Gateway @mikkoparkkola/mcp-gatewayUniversal MCP gateway with Meta-MCP discovery, routing, and REST API capabilities.4% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from Docker.82 GitHub stars.
  16. Agentos @imran-siddique/agentosBuild and manage policy-compliant AI agents with safety enforcement and compliance checking6% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from npm.74 GitHub stars.
  17. Brainstorm @spranab/brainstorm-mcpMulti-model AI brainstorming debates with code review and quick perspectives4% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from npm.71 GitHub stars.
  18. DNS Aid @dns-aid/dns-aidDiscover and publish AI agents via DNS using SVCB records (RFC 9460)6% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from PyPI.70 GitHub stars.
  19. Thoughtbox @kastalien-research/thoughtboxExtended reasoning with structured processes, persistence, and workflow guidance4% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from npm.66 GitHub stars.
  20. emem, the verifiable memory protocol for the physical world @vortx-ai/ememShared, verifiable memory for machines and AI. Encode where data lives; decode with any AI.4% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.66 GitHub stars.
  21. Join Cloud @kushneryk/join-cloudCollaboration rooms for AI agents. Real-time messaging + standard git.6% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from npm.65 GitHub stars.
  22. Depwire @atef-ataya/depwireDependency graph + 24 MCP tools. Impact analysis, simulation, security, agent coordination3% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from npm.64 GitHub stars.
  23. Agy Bridge @sshahzaiib/agy-bridgeDelegate heavy tasks from Claude Code to the Antigravity CLI (Gemini) with quota-aware failover.6% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from npm.57 GitHub stars.
  24. AI Memory @alphaonedev/ai-memoryPersistent memory for any AI — zero token cost until recall5% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from Docker.53 GitHub stars.