MCP servers.

Connect a server the community built.

An MCP server is a program somebody else built that gives your AI new tools: search a service, read a file, call an API.

Connect one here and Claude, Claude Code, ChatGPT, Codex and Cursor all reach it through a single endpoint, with your key held on the server side.

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11,373 results · page 51 of 380

  • mcp-server-polarionMCP serverDocs & knowledge

    MCP server for Polarion ALM — read and write documents and work items

    github.com/devemberx/mcp-server-polarion

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  • memoirMCP serverDocs & knowledge

    Persistent memory for AI coding tools via MCP. Remembers across sessions and machines.

    github.com/camgitt/memoir

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  • memwrightMCP serverSearch

    Embedded memory for AI agents with SQLite, pgvector, and Neo4j graph search.

    github.com/bolnet/agent-memory

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  • mergewardenMCP serverAI & models

    Check whether a coding agent's changes stayed inside the scope it was given.

    github.com/sjh9714/mergewarden

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  • midasMCP serverDocs & knowledge

    Local-first, source-traceable agent memory — no LLM at ingest, fully offline

    github.com/vornicx/midas

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  • model-ledgerMCP serverCloud & infra

    Model inventory and governance: trace deployed models and their dependencies as an append-only log

    github.com/block/model-ledger

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  • netwrightMCP serverWeb & browsing

    Playwright-style automation of .NET desktop apps (WPF, WinForms, WinUI) for AI agents.

    github.com/ricfanin/netwright

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  • nodebenchMCP serverWeb & browsing

    260 MCP tools across 49 domains. AI Flywheel, quality gates, research, web scraping.

    github.com/homenshum/nodebench-ai

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  • openalex-mcp-serverMCP serverDev tools

    Access the OpenAlex academic research catalog — 270M+ publications.

    Ready to connect

    github.com/cyanheads/openalex-mcp-server

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  • orca-mcp-serverMCP serverDev tools

    Go from natural language to verified finite state machines — topology bugs caught before code runs.

    github.com/jascal/orca-lang

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  • oss-autopilotMCP serverDev tools

    Open source contribution manager with PR tracking, issue discovery, and CI diagnosis

    github.com/costajohnt/oss-autopilot

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  • papersflowMCP serverSearch

    Academic research MCP server for paper search, citation checks, graphs, and deep research.

    Ready to connect

    github.com/papersflow-ai/papersflow-mcp

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  • peacMCP serverAI & models

    Portable signed records for agent, API, MCP, and cross-runtime interactions.

    github.com/peacprotocol/peac

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  • plonkMCP serverDev tools

    MCP server for Plonk: macOS window zones, workspaces, keep-awake, screenshots and on-device OCR.

    github.com/ostapondo/plonk

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  • prodcheckMCP serverSecurity

    4,372 pre-production checks: security, performance, scale, integrations, post-launch.

    github.com/farzamhabibi/pre-production-checklist

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  • pubcrawlMCP serverWeb & browsing

    PubMed & Europe PMC literature search, US/UK drug labelling, and clinical trials for AI assistants.

    github.com/nickjlamb/pubcrawl

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  • sagemath-mcpMCP serverDev tools

    Stateful SageMath MCP server with 40 tools and a sandboxed Sage session per client.

    github.com/xbp-europe/sagemath-mcp

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  • sidclaw-governance-mcpMCP serverDev tools

    Governance proxy for MCP servers — policy evaluation, human approval, audit trails.

    github.com/sidclawhq/platform

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  • skillfed-mcpMCP serverProductivity

    Find vetted agent skills for your task — privacy-preserving skill discovery over MCP.

    github.com/skill-federation/skill-federation

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  • vynix-mcpMCP serverAI & models

    Give AI coding agents access to your Vynix visual feedback, bug reports, and AI diagnosis.

    Ready to connect

    github.com/usevynix/vynix-mcp

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  • weapp-agent-mcpMCP serverAI & models

    Agent-first MCP server for WeChat Mini Program debugging & automation via WeChat DevTools.

    github.com/chaixueyuan/weapp-agent-mcp

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  • agentic-hilMCP serverDev tools

    Develop firmware on the real board behind a debug probe: flash, reset, UART and CAN, policy-gated.

    github.com/agentic-hil/agentic-hil

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  • aigroup-mdtoword-mcpMCP serverDocs & knowledge

    本地 Markdown 到 Word 文档转换工具,支持最新 MCP 协议特性、完整的页眉页脚页码功能、增强的表格功能、数据导入和数学公式支持,修复本地相对路径图片嵌入问题

    github.com/jackdark425/aigroup-mdtoword-mcp

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  • app-store-connectMCP serverDev tools

    App Store Connect API as MCP: apps, TestFlight, subscriptions, localizations, reports. JWT auth.

    github.com/beautyfree/appstore-connect-mcp

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  • brainboxMCP serverFiles & storage

    Hebbian memory for AI agents. Learns file patterns, predicts next tools, saves tokens.

    github.com/thebasedcapital/brainbox

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  • catalog-cli-proMCP serverDev tools

    Amazon catalog auditing tool. 13 quality checks for your listings.

    github.com/bwb03/amazon-catalog-cli

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  • chemdraw-mcpMCP serverDev tools

    Molecule names or SMILES to 2D structures, reactions, mechanisms, spectra - offline via RDKit.

    github.com/jurimaxam-dotcom/chemdraw-mcp

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  • companies-houseMCP serverSearch

    UK Companies House public register: search companies, officers, ownership, filings and documents.

    github.com/aicayzer/companies-house-mcp

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  • deployhq-mcp-serverMCP serverCloud & infra

    Model Context Protocol (MCP) server for DeployHQ API integration

    github.com/deployhq/deployhq-mcp-server

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  • devdocs-mcpMCP serverDev tools

    Local DevDocs MCP Server (Developer Docs with project specific context awareness)

    github.com/madhan-g-p/devdocs-mcp

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What is an MCP server?

The Model Context Protocol is the open standard AI clients use to call tools. An MCP server is a program that answers those calls: it publishes a few tools with their inputs, and the AI decides when to use them. Most are written by the people who needed them and published as open source, which is why this list is long and uneven.

8,118 of the 11,373 servers listed here can be served through ahel today. The rest stay listed so you can find them and read what they do, and their pages say plainly that ahel cannot serve them yet.

Connect one to Claude, Cursor, Codex or ChatGPT

Connecting a server here does not put anything on your machine. ahel runs it and serves its tools to every AI client you sign in with, so one connection covers Claude, Claude Code, ChatGPT, Codex, Cursor and VS Code with Copilot.

Your client's tool list stays the same size whatever you connect: a server's own tools are read with the tools verb and run with the use verb. Keys are sealed in ahel and injected server side, so a credential never crosses the link.

See how to connect your AI