stdio (local process) · page 71 of 132

Local MCP servers: stdio: MCP S3 to MCP Stripe

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
MCP S3Read-only S3/MinIO/R2 object storage for AI agents — list buckets/objects, metadata, fetch.Local · stdioother
MCP SafeguardMCP server security scanner: detects prompt injection, credential leaks, SSRF, tool poisoning.Local · stdiodeveloper
MCP Safety WardenMCP proxy adding security scanning, behavioral profiling, risk gating, and safe tool call execution.Local · stdiodeveloper
MCP SafrapayMCP server for Safrapay — Banco Safra acquirer: credit, Pix, boleto + split, 3DS, chargebacks.Local · stdiodeveloper
MCP Sam GovKeyless-first MCP: 153 tools for US federal + state/local (SLED) contracting, spending & regulation.Local · stdioother
MCP Sandbox Computer VM for AINamed Docker and Fly Machine sandbox computers with an interactive MCP App dashboard.Local · stdiodeveloper
MCP SantanderMCP server for Santander Brasil — Pix, Cobrança (boleto), Arrecadação, Extrato (OAuth2 + mTLS)Local · stdiodeveloper
MCP SaosMCP server for Polish court judgments via the SAOS API with verifiable citations.Local · stdiodeveloper
MCP Sap DocsFast MCP server for unified SAP docs search (SAPUI5, CAP, OpenUI5, wdi5) with BM25 full-text search.Local · stdioproductivity
MCP Schema DesignerDesign database schemas from natural language, validate SQL, generate migrations and types.Local · stdiodeveloper
MCP ScholarisAcademic paper search and retrieval via arXiv, Semantic Scholar, PubMed, Unpaywall.Local · stdiodata
MCP ScorecardAgent-readiness scorecard for any MCP server: 10 checks, 0-100 score, actionable findings.Local · stdiodeveloper
MCP ScreenshotScreenshot capture with PII masking and cross-platform support for AI agents.Local · stdioother
MCP ScreenshotTake Wayland screenshots via grim/slurp. Full screen, region, or interactive crop.Local · stdioother
MCP Search ConsoleMulti-account Google Search Console MCP: analytics, URL inspection, sitemaps across named accounts.Local · stdiodata
MCP Search ServerWeb search, content extraction, PDF parsing, plus datetime and geolocation tools. No API keys.Local · stdiodata
MCP SeatbeltMCP runtime security proxy. Blocks dangerous AI agent tool calls with a policy engine.Local · stdiodeveloper
MCP Secret ScrubDeterministic no-LLM MCP server that scrubs secrets before they reach an agent. Never leaks values.Local · stdiodeveloper
MCP SendgridMCP server for SendGrid — global transactional + marketing email (Twilio-owned)Local · stdioproductivity
MCP SentinelZero-trust MCP security proxy with policy enforcement, PII scrubbing, approvals, and audit trails.Local · stdiodeveloper
MCP Server 3daistudioMCP server for 3D AI Studio — generate 3D models from text or images using Hunyuan and TRELLIS.Local · stdiodeveloper
MCP Server Agent AnalyticsTrack AI agent fleet performance, costs, anomalies, and trends.Local · stdiodeveloper
MCP Server AnalyzerMCP server for Python, JavaScript, and TypeScript code analysis with Ruff, ty, Vulture, and Biome.Local · stdiodeveloper
MCP Server AttestationEd25519-signed MCP tool manifests + spawn attestation. Layer-2 supply-chain hardening.Local · stdiodeveloper
MCP Server AuditorScans MCP server tool definitions for excessive agency, injection sinks, hardcoded secrets.Local · stdiodeveloper
MCP Server BrowserbaseMCP server for AI web browser automation using Browserbase and Stagehand.Local · stdiodeveloper
MCP Server CalCal.com scheduling MCP server: manage bookings, event types, and availability.Local · stdiodeveloper
MCP Server ClawhubClawHub.ai skill catalog: search, browse, inspect, and download skills (token publish).Local · stdiodeveloper
MCP Server Cloud FsCloud replacement for mcp-server-filesystem — 20 tools for S3, Azure Blob, and GCS.Local · stdiodeveloper
MCP Server Colab ExecExecute Python code on Google Colab GPU runtimes (T4/L4) from any MCP client.Local · stdiodeveloper
MCP Server DecisionsDecision tracking with prediction validation and outcome gates for AI agents.Local · stdiodeveloper
MCP Server DigitaloceanMCP server for DigitalOcean — manage Droplets, databases, domains, and more.Local · stdiodeveloper
MCP Server EVEfleetAn MCP server that provides tools for EVE Online players to manage their fleets.Local · stdiodeveloper
MCP Server FindMCP server discovery - find and install MCP servers from Official Registry, Glama, and Smithery.Local · stdiodeveloper
MCP Server for ExcelExcel automation for AI - Sheets, Power Query, DAX, VBA, Tables, Ranges and more. Windows only.Local · stdiodeveloper
MCP Server for OSCALAI agent tools for Open Security Controls Assessment Language (OSCAL)Local · stdiodeveloper
MCP Server for PowerPointPowerPoint automation for AI: slides, shapes, tables, charts, images, notes. Windows only.Local · stdiodeveloper
MCP Server for PowerPointPowerPoint automation for AI - Slides, Shapes, Text, Charts and more. Windows only.Local · stdiodeveloper
MCP Server for YNABConnect your AI assistant to YNAB. Read-only by default, with reversible opt-in writes.Local · stdiodeveloper
MCP Server Geodata PlacefinderMCP GeoData Placefinder: search places, reverse geocode, and find nearby locations.Local · stdiomaps & transport
MCP Server Google AntigravityMCP server exposing Google Antigravity (agy CLI / Gemini): jobs, codebase analysis, file tools.Local · stdiodeveloper
MCP Server Google FormsCria, edita e publica Google Forms a partir do Claude: quizzes, seções e leitura de respostas.Local · stdioproductivity
MCP Server ImapEmail tools for any IMAP/SMTP provider: list, read, search, send, and manage messages.Local · stdioproductivity
MCP Server IndexforgeSubmit URLs to Google and Bing for indexing, scan sitemaps, check index status.Local · stdiodeveloper
MCP Server KalshiMCP server for end-to-end trading on Kalshi prediction markets: discover, research, trade.Local · stdiodeveloper
MCP Server MalcolmMCP server for Malcolm (Zeek/Suricata/Arkime/OpenSearch): threat-hunting access for AI agents.Local · stdiodeveloper
MCP Server McdevMcdev MCP: wiki search,.mcdevrc help, journey checklists, metadata types via mcdev.Local · stdiodata
MCP Server MotherduckSQL analytics and data engineering for AI Assistants and IDEs.Local · stdiodeveloper
MCP Server PolarionMCP server for Polarion ALM — read and write documents and work items.Local · stdiodeveloper
MCP Server R CounterA MCP Server Counting Number of r's for a Given Query.Local · stdiodeveloper
MCP Server Research SignalsScored trend intelligence from HN, Reddit, ArXiv, and GitHub.Local · stdiodeveloper
MCP Server Ros 2View ROS 2 nodes and topics, and call services and actions via MCP.Local · stdiodeveloper
MCP Server ScfMCP server for the SCF Controls Platform — 187 tools for controls, evidence, risk, and TPRM.Local · stdiodeveloper
MCP Server Security AuditScan websites for security vulnerabilities, headers, TLS, and email security.Local · stdiodeveloper
MCP Server Security ScannerScan MCP configs for 30+ CVEs, prompt injection, tool poisoning; validate OAuth configs.Local · stdiodeveloper
MCP Server SfmcSFMC AMPscript/SSJS/GTL tools + searchable help for 7 MC products (Engagement, Pardot…) via MCP.Local · stdiodeveloper
MCP Server ShopifyShopify Admin GraphQL API: products, orders, customers, inventory, and more (read and write).Local · stdioshopping
MCP Server SpreadsheetMCP server for spreadsheet files (.xlsx,.csv,.ods) - cell-level ops + DuckDB SQL engine.Local · stdiodeveloper
MCP Server TempmailMCP server for temporary email management using ChatTempMail API.Local · stdiodeveloper
MCP Server TerraformSafety-first Terraform: confirmation-gated apply/destroy, risk & cost analysis, drift detection.Local · stdiodeveloper
MCP Server TflCommunity-built server providing real-time London transport data via the TfL Unified API.Local · stdiodeveloper
MCP Server TrelloMCP server for Trello boards with rate limiting, type safety, and comprehensive API integration.Local · stdiodeveloper
MCP Server VaultBitwarden/Vaultwarden for agents: list tagged items, TOTP codes, one-time Sends, save new secrets.Local · stdiodeveloper
MCP Server Wheel SizeWheel-Size.com fitment API: OEM and aftermarket wheel and tyre data for 100k+ vehicles (read-only).Local · stdiomaps & transport
MCP Server WiseWise Personal API: profiles, balances, multi-currency rates, transfers, recipients (read-only).Local · stdiodeveloper
MCP Server XlwingsExcel automation via xlwings COM. DRM-protected files, live sessions, VBA macros. Windows only.Local · stdiodeveloper
MCP Server Zotero DevMCP server enabling AI assistants to build, test, and debug Zotero plugins.Local · stdiodeveloper
MCP Server ZuunaMCP server for Zuuna: coding agents work your git-truth kanban board via the v1 API. 73 tools.Local · stdiodeveloper
MCP Session BridgeDrive a browser you are already signed into, through the free T3rnel Browser extension.Local · stdioother
MCP Sftp OrchestratorServeur MCP pour l'orchestration de tâches distantes (SSH/SFTP) avec une file d'attente persistante.Local · stdioother
MCP ShieldSecurity scanner for MCP servers. SSRF, path traversal, injection, auth, secrets. Grade A-F.Local · stdiodeveloper
MCP ShopeeMCP server for Shopee — LatAm marketplace Partner API v2 (orders, products, shipping, returns)Local · stdiomaps & transport
MCP ShopifyMCP server for Shopify — Admin REST API (orders, products, customers, inventory, fulfillments)Local · stdioshopping
MCP SicoobMCP server for Sicoob — Pix (cob/cobv/DICT), Cobrança (boleto), SPB (OAuth2 + mTLS)Local · stdiodeveloper
MCP SidecarCross-platform MCP server for managing long-lived background processes from any MCP client.Local · stdiodeveloper
MCP SiftMCP server for Sift — global ML fraud detection: real-time risk scoring, decisions, event ingestion.Local · stdiodeveloper
MCP SignerLocal transaction signing for EVM, UTXO, Tron, XRP, Kaspa, Solana and Tezos — no API calls.Local · stdiofinance
MCP SigrokMCP server exposing sigrok-cli functionality for logic analyzer hardware and protocol decoding.Local · stdiodeveloper
MCP SiigoSiigo — Colombian accounting + DIAN e-invoicing.Local · stdiofinance
MCP SimulateMCP server for dry-run Ethereum transaction simulation via Crypto APIs.Local · stdiofinance
MCP Skill SecAudit agent skills/prompts against 8 supply-chain attack patterns. Deterministic, no-LLM scanner.Local · stdiodeveloper
MCP Skill ServerAn MCP server that mounts your skill directory and add deterministic entry for deployment.Local · stdiodeveloper
MCP Skills ServerMCP server that loads and serves skills from a mounted directory with hot reload.Local · stdiodeveloper
MCP Skills ServerMCP server that loads and serves skills from a mounted directory with hot reload.Local · stdiodeveloper
MCP SkydropxSkydropx — Mexican multi-carrier shipping aggregator.Local · stdiomaps & transport
MCP Slim Guard76% fewer MCP tokens in our standard benchmark. Same upstream call. Exact recovery.Local · stdioother
MCP SocialMulti-platform social posting for AI agents (Postiz) — channels, schedule/publish posts.Local · stdioother
MCP Sql QuerystoreRead-only SQL Server diagnostics for LLM agents: Query Store, waits, plans, indexes.Local · stdiodeveloper
MCP Sql RustToken-efficient MCP server for MySQL, PostgreSQL, and SQLite.Local · stdiodeveloper
MCP SqliteMCP server for SQLCipher 4 encrypted SQLite databases with full CRUD operations and query support.Local · stdiodeveloper
MCP SSH GatewaySSH terminals for AI agents: stateful shells, exit codes the moment a command ends, router CLIs.Local · stdioother
MCP Ssh ManagerSSH server management for agents, with per-server read-only and allowlist security modes.Local · stdiodeveloper
MCP StandardnotesEnd-to-end encrypted access to a Standard Notes vault (protocol 004, local stdio only).Local · stdioproductivity
MCP Stark BankMCP server for Stark Bank — transfers, boletos, invoices, Pix, balance.Local · stdiofinance
MCP StarmeetFree Vedic astrology MCP: birth-chart, panchang & nakshatra tools. Public API, no key required.Local · stdioother
MCP StashboxSearch scenes, performers, studios and tags across the public stash-box catalogues.Local · stdiodata
MCP StdioStdio-to-HTTP gateway — connects MCP clients to remote HTTP MCP servers.Local · stdiodeveloper
MCP stdio ShellGuardDefense-in-depth for MCP stdio servers: shell-injection guard, AST audit CLI, RCE blocking.Local · stdiodeveloper
MCP StoneMCP server for Stone — open banking, payments, Pix, transfers.Local · stdiofinance
MCP StripeMCP server for Stripe — global payments API (PaymentIntents, Checkout, Billing, Refunds)Local · stdiofinance