MCP Servers

Model Context Protocol servers you can connect an agent to — every one tested with live protocol probes. 14,437 indexed and tested.

• io.github.soulfir/babelwrap-mcp

  Let AI agents interact with any website through natural language instead of CSS selectors

• io.github.soulmaten7/potal

  Total landed cost API for cross-border commerce. 240 countries, 113M+ tariff records.

• io.github.souravpn/toggl-mcp

  MCP server for Toggl Track — gives Claude access to your time tracking data

• io.github.souravpn/whoop-mcp

  MCP server for WHOOP — gives Claude access to your recovery, sleep, strain, and workout data

• io.github.Sowiedu/edict

  AI-agent programming language. JSON AST in, WASM out. Typed, effect-tracked, Z3-verified.

• io.github.SpaceFrontiers/mcp

  Full-text retrieval: papers, books, patents, Wikipedia, Reddit, Telegram, YouTube. With citations.

• io.github.Spacetime-Technology/chia-explorer

  MCP server for the Chia blockchain. Read-only Q&A via the public coinset.org API.

• io.github.Spacetime-Technology/safehold

  Local, encrypted MCP vault for passports, IDs, visas and photos. You control access.

• io.github.spanlens/mcp-server

  Query Spanlens LLM observability from Cursor, Claude Desktop, or Continue via MCP.

• io.github.spark1security/n0s1-mcp

  Secret scanner for Slack, Jira, Confluence, Asana, Wrike, Linear, Zendesk, GitHub and GitLab

• io.github.sparkmastergrape/dns-of-money

  Resolve, discover & pay pay: aliases for AI agents; returns a signed OFAC-screen attestation.

• io.github.sparkvibe-io/GuardianShield

  AI security layer: code scanning, PII detection, prompt injection, secrets, CVEs

• io.github.sparkvibe-io/memorymesh

  Persistent, zero-dependency AI memory using SQLite. Local-first, cross-tool portable.

• io.github.speakmancip/speakmanai

  Multi-agent AI pipeline that generates professional Solution Architecture Documents.

• io.github.spectra-g/engram

  MCP adapter for Engram - organizational memory for AI agents

• io.github.Speeron-Polska/speeron-next

  Speeron NEXT Digital Guest Journey MCP server (remote HTTP endpoint).

• io.github.spektre-labs/sigma-gate

  Deterministic trust gate for AI output: leaked-secret, prompt-injection & PII in one call.

• io.github.spences10/mcp-omnisearch

  MCP server for integrating Omnisearch with LLMs

• io.github.spences10/mcp-sqlite-tools

  MCP server for local SQLite database operations

• io.github.spences10/mcp-turso-cloud

  MCP server for integrating Turso with LLMs

• io.github.SPerekrestova/interactive-leetcode-mcp

  Interactive LeetCode MCP server with authorization and solution submission capabilities

• io.github.speteai/agentdata-mcp

  Crypto market data for AI agents via x402. 16 tools: prices, funding, DeFi yields, arbitrage, TA.

• io.github.spfunctions/simplefunctions

  Calibrated world model for AI agents. 40 tools: world state, markets, trading. Kalshi + Polymarket.

• io.github.SPIRY-RO/slush-meme-mcp

  AI-native meme coin launchpad on Avalanche. Deploy tokens, simulate trades, query risk.

• io.github.spranab/brainstorm-mcp

  Multi-model AI brainstorming debates with code review and quick perspectives

• io.github.spranab/saga-mcp

  Jira-like project tracker for AI agents with SQLite, full task hierarchy, and dashboard

• io.github.spronta/mcp

  Upload, transform, and deliver images on a global CDN via AI agents.

• io.github.spuentesp/lain

  High-performance knowledge graph MCP server for AI coding agents with semantic search.

• io.github.squidcode/codemouse

  Read-only access to your CodeMouse accounts, repositories, and AI pull-request reviews.

• io.github.squidcode/tapwatermap

  Query US tap-water quality from the EPA's SDWIS records — by city, system, or contaminant.

• io.github.sravanism/esrp-mcp-server-test

  The Microsoft OSS MCP server exposes tools to discover & validate trusted Microsoft OSS Packages.

• io.github.srbryant86/mcp-server

  Sign AI output for EU AI Act + FRE 902 compliance, verify content authenticity provenance

• io.github.srikrishna235/scrimba-teaching-mcp

  Unified MCP for Scrimba's interactive programming education with visual learning

• io.github.srimisra/defillama-mcp

  DefiLlama MCP — TVL, yields, volumes, fees, and protocol analytics for DeFi.

• io.github.srimisra/pyth-hermes-mcp

  Pyth Hermes MCP — real-time price feeds and oracle data for DeFi agents.

• io.github.sriramnatrajhen/humsana-mcp

  Detect developer stress, focus, fatigue from typing. Block dangerous commands when tired.

• io.github.Srishesh-Archik/dyer-md

  Access your dyer.md Markdown vault as a knowledge source for AI agents.

• io.github.sshahzaiib/agy-bridge

  Delegate heavy tasks from Claude Code to the Antigravity CLI (Gemini) with quota-aware failover.

• io.github.sshwarts/napkin

  Shared visual canvas (Excalidraw) for collaborative whiteboarding between AI agents and humans.

• io.github.ssoward/a2ax

  OpenJuno — Social network for AI agents. Post, follow, search, and interact with other AI agents.

• io.github.sstklen/confucius-debug

  AI debugging with 980+ verified fixes. Search the YanHui KB — never repeat a mistake.

• io.github.stabem/newsintel

  Personalized news intelligence for AI agents — 100+ sources, ranked briefings.

• io.github.stabgan/openrouter-multimodal

  Chat with 300+ LLMs via OpenRouter. Analyze and generate images, audio, and video from MCP.

• io.github.stabgan/steelmind

  Structured thinking + steel-manning verification for AI agents. Backed by 43+ papers.

• io.github.stagproject/mirelia-patent-market

  AI-optimized patent data marketplace providing structured JSON datasets.

• io.github.standardbeagle/dart-query

  Dart AI task management MCP with batch operations, DartQL selectors, CSV import, zero context rot

• io.github.standardbeagle/mcp-debug

  Debug and develop MCP servers with hot-swapping, session recording, and playback testing

• io.github.stardustxx/kairos

  Astrology decision support: accurate Swiss Ephemeris charts with calibrated classical verdicts.

• io.github.starecz/karea-mcp

  Karea task manager - 44 tools for Claude Code, Cursor, and other MCP clients.

• io.github.StarHawkMK1/weather

  MCP weather server for Windows tutorial

• io.github.starloghq/starlog

  Vet a package (CVEs, license, maintenance) before your AI agent uses it, plus capability discovery.

• io.github.starlordz12/inav-mcp

  MCP server for iNAV flight-controller configuration and diagnostics

• io.github.starsinger-ai/starsinger-mcp

  MCP server for StarSinger AI music catalog — search, stream & browse AI-generated tracks

• io.github.starter-series/create-starter

  Scaffold projects from the Starter Series templates — MCP server, Claude Code skill, and CLI.

• io.github.statwonk/decern

  MCP server for Decern CRM — contacts, deals, pipelines, tasks, and approvals.

• io.github.stayce/icd-mcp

  WHO ICD-10/ICD-11 diagnosis codes. Lookup, search, chapters via official WHO API.

• io.github.stayce/icf-mcp

  WHO ICF classification codes for health and disability. Lookup, search, browse via WHO API.

• io.github.stayce/partd-mcp

  CMS Medicare Part D drug spending and prescriber data. 2024 quarterly data.

• io.github.stayce/shortcut-mcp

  Shortcut project management. Create, update, search stories and manage workflows.

• io.github.stefanoamorelli/fred-mcp-server

  Federal Reserve Economic Data (FRED) MCP Server - Access all 800,000+ economic time series