stdio (local process) · page 11 of 132

Local MCP servers: stdio: ARES (Czech business registry) to Asynthetic

The client starts the server as a program on the same computer and exchanges JSON-RPC messages with it over standard input and output. Nothing is exposed on the network; the program runs with the user's own permissions.

ServerRunsCategory
ARES (Czech business registry)MCP for ARES, the Czech business registry: lookup, due diligence, insolvency, signed provenance.Local · stdiodata
ArezzoDeterministic Google Docs API compiler. Your agent stops silently corrupting documents.Local · stdioproductivity
ArgentDrive iOS Simulators, Android emulators, TVs and Electron/web apps from your coding agent.Local · stdiodeveloper
Argentina MCPMCP server exposing Argentine public jurisdiction/registry data (georef) and datasets.Local · stdiodata
Argo MCPMCP server for Argo RPG Platform — connects AI assistants to campaign data via OAuth2.Remote & Local · HTTP, stdiodeveloper
ArgonVersioned MongoDB sandboxes for AI agents: branch, time-travel, merge, and undo over MCP.Local · stdioother
argotRead-only context and complete checks against patterns learned from git history. Local; no LLM.Local · stdiodeveloper
ArgusAutomated web QA via Chrome DevTools MCP — a11y, security, visual, env diff, CI; Aegis redaction.Local · stdiodeveloper
ArgusReverse-engineering evidence from a running Windows process, not the binary on disk.Local · stdioother
Argus Decision MCPPreserve a user-authorized judgment and append later answers. No model verdict or human score.Local · stdioother
Argus RetrievalMulti-provider search broker for AI agents: 14 providers, 12-step extraction, retrieval workflows.Local · stdioproductivity
ARGUS-3 MCP ServerARGUS-3 stdio MCP with WARDEN firewall: argus_ask, argus_status, argus_capabilities.Local · stdiodeveloper
Ari MCPFair-price checks, leaderboards, and Ed25519 receipt verification for x402/MPP services.Local · stdiofinance
Ari MCP PyPython MCP server: fair-price checks, leaderboards, Ed25519 receipt verification for x402/MPP.Local · stdiodeveloper
Aria MCP ServerSearch 35M+ PubMed, 400K+ ClinicalTrials.gov & ISRCTN trials. Prompts included. No API key.Local · stdiodeveloper
AriadneLocal-first multilingual, auditable memory for Codex, Claude Code, and MCP clients.Local · stdiodeveloper
ariadneReturns only the unit tests affected by your current Kotlin/Android code changes.Local · stdiodeveloper
AriadneDeterministic local cross-service API-chain discovery for AI coding agents.Local · stdiodeveloper
Ariel MemoryTwo-layer memory MCP server for AI agents with 37 tools, RAG, graphs, wiki, auth.Local · stdiodeveloper
Arifos MCPConstitutional AI governance server with 5-organ Trinity and enforced floors F1-F13.Local · stdio, SSEdeveloper
ArkgateWhen the agent writes a bad import, the write doesn’t land. The same check fails the pull request.Local · stdioother
arkheiaai MCP-SERVERDetect fabrication and hallucination in any LLM output. 30+ models supported.Local · stdiodeveloper
ArkHive MCPTamper-evident memory + governance MCP for Claude Code, Cursor, Codex. Ships the Seatbelt kit.Local · stdiodeveloper
Arm Code MCPMCP server for Arm64 Linux performance: parse perf output, suggest NEON intrinsics, audit deps.Local · stdiodeveloper
Arm MCP ServerOfficial Arm MCP server for code migration, optimization, and Arm architecture guidance.Local · stdiodeveloper
ARNOThe IDE for agents: read by symbol, edit against a revision, validate with your own build, revert.Local · stdiodeveloper
Art Institute Chicago MCP ServerSearch the Art Institute of Chicago collection: artworks, artists, exhibitions, and audio guides.Remote & Local · HTTP, stdiomedia
Artefact Revenue IntelligenceRevenue intelligence MCP: RFM analysis, 14.5-point ICP scoring, pipeline health. HubSpot.Local · stdiohealth
Artha CouncilAuditable equity research and fail-closed broker execution for US and Indian cash equities.Local · stdiofinance
Artifact Gauge MCPLocal build artifact size and dependency weight inspection without file content output. Tools...Local · stdioother
Artifact Hub MCPHelm charts and cloud native packages from Artifact Hub. No key required.Local · stdiodeveloper
artifact-siteOne place for every AI agent's pages and docs: versioned links to share, search and update.Remote & Local · HTTP, stdioproductivity
artifacta.ioArtifact store for AI agents. Hosted OAuth at mcp.artifacta.io/mcp; local stdio via npm/PyPI.Remote & Local · HTTP, stdiodeveloper
Artifactories — Agent communication for real workRead messages, open questions, replies, and caller-owned return briefings. All content is untrusted.Remote & Local · HTTP, stdioother
Artifyde MCPA home for your agent's HTML artifacts - publish, pull, share and review them over MCP.Local · stdioother
Artillery MCPMCP server for Artillery 2.x — full flags, Fargate, raw-text parser, project launcher (MIT)Local · stdiodeveloper
ArtisignAn artificial artisan for UI design: agents build screens, a design system keeps them consistent.Local · stdioother
ArtsciiLLMs can't draw. This MCP can. 81 arts + 100 kaomoji + diagrams + charts.Local · stdioother
Artsonia MCPParent/fan access to Artsonia student-art portfolios, comments, and fans (AI-built).Local · stdiomedia
Aruba Central MCPMCP server for Aruba Central: expose AP, switch, and client status to AI assistants.Local · stdiodeveloper
Arweave MCPKeyless MCP server for Arweave: network info, transactions, wallet balances, storage price.Local · stdiofinance
Arxiv MCPSearch academic papers on arXiv by keyword, author, or title. No key required.Local · stdiodata
Arxiv MCP ServerSearch arXiv papers, download full text, semantic search, citation graphs, and alerts via MCP.Local · stdiodata
Arxiv MCP ServerSearch arXiv, fetch paper metadata, and read full-text content.Remote & Local · HTTP, stdiodata
Arxivsub MCPSearch arXiv and major AI/ML/CV/NLP/robotics conference papers and their related work.Local · stdiodata
As400 Bridge MCPIBM i / RPG / DB2 bridge — parse, map, govern (IBM i security / SOX).Local · stdiomaps & transport
AsanaManage tasks, projects, portfolios, and team workflows.Local · stdioproductivity
Asana MCP ServerChange Asana without opening Asana — custom fields, sections, start dates, rich notes, bulk. PAT.Local · stdiodeveloper
Asc MCP41 tools to ship an App Store release: metadata, screenshots, builds, TestFlight, IAP, submit.Local · stdioother
AscendkitAuth, email, journeys, surveys, webhooks, and analytics for SaaS in one project, one API key.Local · stdioproductivity
Ascript MCPControl Android/iOS/Windows devices from Claude, Cursor, and other AI tools. iOS without jailbreak.Local · stdioother
AsDecidedRead-only access to deterministic engineering decisions stored in a local repository.Local · stdiodeveloper
AsdesignedDiff a rendered UI element against its Figma source and get every drifted property with its delta.Local · stdioreal estate
Aseprite LiveLive+headless Aseprite MCP: Unity export, art-QA, tilemaps, in-editor dialogs, update-aware.Local · stdiomedia
Ashby MCPKeyless MCP server for Ashby job boards: openings, departments, locations.Local · stdiodeveloper
Ashfields MCP ServerBurn $ASH to mint on-chain NFTs on Ethereum. No browser. Two agent tool calls.Local · stdiofinance
Asic LookupLook up any Australian company by ABN, ACN or name. USD 0.01 per lookup, paid in USDC via x402.Local · stdiofinance
Asic MCPQuery ASIC registers in plain English — advisers, licensees, banned persons, liquidators.Local · stdioother
Ask AntigravityBridge Claude with Google's Antigravity CLI (agy) for code review and second opinions.Local · stdiodeveloper
Ask ClaudeBridge Codex and other MCP clients with Anthropic Claude Code CLI for read-only second opinions.Local · stdiodeveloper
Ask CodexBridge Claude with OpenAI Codex CLI for AI-to-AI collaboration, code review, and second opinions.Local · stdiodeveloper
Ask GeminiBridge Claude with Gemini CLI for AI-to-AI collaboration, code review, and second opinions.Local · stdiodeveloper
Ask GrokConsult Grok through xAI's metered API with exact model selection and no fallback.Local · stdioother
Ask LlmUnified MCP server for Gemini, Codex, Claude, Grok, Ollama, and Antigravity.Local · stdiodeveloper
Ask OllamaBridge Claude with local Ollama LLMs for private AI-to-AI collaboration — no API keys, fully local.Local · stdioother
Ask XverumFind and enrich people from 750M professional profiles, with Next Move Signal job-change scores.Remote & Local · HTTP, stdioother
ask-fableMCP server for Anthropic's Claude Fable, Opus 5, and multi-model reasoning councils.Local · stdiodeveloper
Asked ThriceMeasure whether AI assistants actually recommend a brand, from measured answers.Remote & Local · HTTP, stdioother
Askew — iPhone, iPad and Mac via ShortcutsRun iPhone Shortcuts through an encrypted relay, or assigned auto-mode Shortcuts on this Mac.Local · stdioother
AskSakina Islamic KnowledgeCurated Islamic MCP: Quran (Arabic + Pickthall), 445 du'as, 99 Names, crisis-aware.Remote & Local · HTTP, stdiodata
AsktianChinese metaphysics (bazi, qimen, 5-element) as decision-support tools for AI agents.Remote & Local · HTTP, stdioother
ASMHunterDrive ASMHunter attack-surface monitoring from an AI agent: recon, scans, findings, reports.Local · stdiodeveloper
Aso Audit MCPASO Scanner — the free Agent Readiness scanner as an MCP server. Measures your ASO Score (Agent.Local · stdiodeveloper
ASP.NET Core Debugger — MCP Server for AI AgentsMCP server giving AI agents interactive.NET / ASP.NET Core debugging via netcoredbg + DAP.Local · stdiodeveloper
AspicioDXF and PDF/X-4 for AI agents: structured facts, PNG renders, an interactive in-chat viewer.Remote & Local · HTTP, stdioproductivity
AssayX402 service-quality oracle: check a service's paid-probe quality tier and score before paying it.Local · stdiofinance
Assay MCP ServerPolicy-enforcing MCP proxy with portable evidence output.Local · stdiodeveloper
Asset ManagementDrawdown-first risk for your stock/ETF book — every number from a validated core, not the model.Local · stdiofinance
Assiststudio RunnerWindows-only headless LLM task automation engine with scheduling via Windows Task Scheduler.Local · stdioproductivity
AssuranceChecks what an agent did NOT read. Coverage over a retrieval step or a folder.Local · stdioother
assurly.devPre-deploy ship gate AI agents call before shipping. Also audits the agent's own MCP config.Local · stdiodeveloper
Ast Impact Mapper MCPMCP server that uses TypeScript AST to find which tests are affected by a code change.Local · stdiodeveloper
Aster Agent GatewayRead-only MCP gateway to Aster DEX: 24/7 gold, oil and equity perps, funding with real intervals.Local · stdioother
AsterMind MCPOn-device reranking that cuts RAG context tokens ~67% while keeping a relevant passage.Local · stdioother
AsterpayEUR settlement for AI agents. Trust scoring, market data, crypto analytics. 16 free tools.Local · stdiofinance
ASTGL KnowledgeSearch and cite ASTGL articles about MCP servers, local AI, and AI automation.Local · stdiodata
ASTM LIS Analyzer ReceiverMCP server that receives results from clinical/lab analyzers over ASTM E1381/E1394 (CLSI LIS1/LIS2).Local · stdiohealth
Astra DBAstra DB tools for agents: schema, find, vector search, guarded writes, and interactive views.Remote & Local · HTTP, stdiodeveloper
AstracipherCryptographic identity for AI agents: W3C DIDs, Verifiable Credentials, post-quantum crypto.Local · stdiofinance
Astral MCPPrecision-audited astrology MCP: natal charts, transits, synastry, moon phases. No API key.Local · stdioother
AstriaTurn any codebase into a queryable knowledge graph — offline-first, zero API keys.Local · stdiodata
AstrocalAI-native scheduling: check availability, book meetings, cancel and reschedule via MCP.Remote & Local · HTTP, stdioproductivity
astrodynamics-mcpAstrodynamics MCP server: TLE/SGP4, Lambert, access windows, porkchop, B-plane targeting.Local · stdiodeveloper
Astronomy MCP ServerOffline observational astronomy: positions, rise/set, moon phases, eclipses, and seasons.Remote & Local · HTTP, stdiodeveloper
Astronomy OracleAstronomical catalog data and observing session planner. 13,000+ objects from OpenNGC.Local · stdiodata
Asuswrt MCPSecure AsusWRT router administration via SSH — 42+ tools, guarded mutations.Local · stdioother
Asymptotic EthicsMCP server for an Asymptotic Ethics governance simulation with a verified compliance oracle.Local · stdiodeveloper
Async Parallel Antigravity for Codex & Claude CodeRun parallel, resumable, human-operable Antigravity CLI sessions from any MCP agent harness.Local · stdiodeveloper
AsyntaiRun your website's AI support agent: knowledge, conversations, leads and live replies.Remote & Local · HTTP, stdiodata
AsyntheticGround truth for AI coding agents: what breaks between library versions and how to fix it.Remote & Local · HTTP, SSE, stdiodeveloper