Browse all Model Context Protocol servers with quality scores, stars, languages and maintenance activity.
Local-first cognitive substrate for neurodivergent professionals: a translator for corporate ambiguity, a planner, and a guardrail that declines to amplify rumination, hyperfocus, or sycophancy. Hosted stateless tools over OAuth.
Decision intelligence MCP server with 19 algorithms (bandits, Monte Carlo, constraint optimization, forecasting, anomaly detection, risk analysis, graph algorithms), 28 MCP tools. Install via `npx -y @oraclaw/mcp-server`.
63 deterministic quant finance tools for AI agents — options pricing, risk metrics, portfolio optimization, Monte Carlo, technical indicators, crypto/DeFi, and FX/macro. 1,000 free calls/day, no API key.
Open-source CLI and MCP server for LinkedHelper automation — 32 tools for campaign management, messaging, and profile queries via Chrome DevTools Protocol.
Transparent proxy for any MCP server that intercepts all JSON-RPC messages, measures latency, and stores traces in SQLite, PostgreSQL, or MySQL. Exports OpenTelemetry (OTLP) spans to Jaeger, Tempo, or Grafana. Supports stdio, HTTP, and SSE transports. `npx @cardor/heimdall-mcp`
Query your Spanlens LLM observability from any MCP client. 7 read tools for request logs, agent traces, cost stats, anomalies, model-savings, and per-user analytics across OpenAI, Anthropic, and Gemini. Open source, self-hostable. `npx -y @spanlens/mcp-server`
Schedule and manage social media posts across 13 platforms (Bluesky, Threads, Instagram, LinkedIn, Mastodon, YouTube, Facebook, Pinterest, Telegram, Nostr, X/Twitter, Discord, Tumblr). OAuth 2.0 + PKCE, 10 tools, draft-first workflow.
MCP server for Suunto watches via the official apizone API. OAuth2 pairing, list/get workouts, time-series samples, FIT-file decoding, GPX export, plus 24/7 activity, sleep, and recovery/HRV. Resources expose today's recovery and the week's training summary as ambient context.
Turns your AI host into a product videographer: scripted screen recordings of your own web app with a visible gliding cursor, camera zooms, highlight callouts, captions, and designed scene transitions, plus marketing-grade screenshots; deterministic dark-frame cleanup and MP4/GIF export. Free and fully local. `npx -y @aioproductoscom/mcp-studio`
An MCP Server and VS Code Extension which enables (language agnostic) automatic debugging via breakpoints and expression evaluation.
An MCP server to Manage Google Tasks
Local-first AI PKM memory server for coding conversations. Imports Claude Code, Cursor, Codex CLI, Trae, and GitHub Copilot chats into notes, semantic search, tag graphs, Markdown exports, and reusable MCP memory. `npx -y chatcrystal mcp`
Execute any LLM-generated code in a secure and scalable sandbox environment and create your own MCP tools using JavaScript or Python, with full support for NPM and PyPI packages
Feature-complete Obsidian vault MCP server with 23 tools and 3 resources. Full-text search, note CRUD, frontmatter queries, tag management, backlinks, graph traversal (BFS up to 5 hops), orphan/broken link detection, and canvas support. Auto-detects vault, path traversal protection, MIT licensed.
MCP server that helps AI agents explore OpenAPI specs, search endpoints, and generate TypeScript types.
Second brain your agents read and write, over a git-backed markdown vault. Authority-aware search ranks superseded and archived notes below live ones (from frontmatter, no vector DB), so agents quote the current doc, not the dead one. Per-agent read-only or write tokens, a git audit trail of every change with diffs, a knowledge-graph dashboard, and Obsidian compatibility.
Make your brand machine-readable. Extract brand identity (colors, fonts, logo, voice, visual rules) from any website via static CSS + rendered-page extraction, compile into DTCG tokens, brand runtime contracts, and interaction policies. 34 tools across 4 progressive sessions. Subscribable `brand://runtime` and `brand://policy` MCP resources. Content compliance scoring (0-100), pass/fail gate, and
Windows desktop automation for LLM agents with entity-based actions instead of coordinate-only clicking. Uses UIA, CDP, screenshots, keyboard/mouse/clipboard, and terminal control, plus entity leases, verified delivery, causal context, and interaction memory to reduce silent UI automation failures.
Semantic search over 600k+ CS/AI papers with citation-graph traversal, full-text extraction, embeddings, and BibTeX export. Works anonymously or with a free key. Install: `npx scholar-feed-mcp init`.
An integration that allows Claude Desktop to interact with Hacker News using the Model Context Protocol (MCP).
Post-quantum readiness for AI coding agents: scan code for quantum-vulnerable cryptography (RSA/ECDH/ECDSA/DH), explain the harvest-now-decrypt-later exposure, get NIST ML-KEM/ML-DSA/SLH-DSA (and hybrid) migration guidance, verify fixes, and check dependencies. Content-based/advisory tools only. Run local (`npx @quantakrypto/mcp`) or the hosted OAuth endpoint at [mcp.quantakrypto.com](https://mcp.
AI-native business management — invoices, expenses, clients, products, and quotes. 31 tools for Claude, Cursor, Windsurf, and Cline.
Create PDFs from Markdown with tables and formatting, fill forms, merge, split, encrypt, add QR codes. 16 tools, zero-config, TypeScript-native.
Receive SMS verification codes with AI agents. Get virtual phone numbers for WhatsApp, Telegram, Google, and 500+ services. Own modem infrastructure across 200+ countries with real-time WebSocket delivery. 12 tools for number discovery, purchase, and code extraction.
MCP server for [Pipedrive CRM](https://www.pipedrive.com). 155 tools covering deals, persons, organizations, activities, products, projects, tasks, leads, notes, mail, and fields. stdio transport, API-key auth, delete tools gated behind an env flag. Published on npm as `@ckalima/pipedrive-mcp-server`. MIT.
Web3 founder diligence stack: smart contract audit (Solidity via Slither, Rust via cargo-audit) with file/line findings, jurisdiction matching across 28 crypto-native domiciles, VC fund discovery with thesis matching, portfolio comparison against 47 accelerator companies, project scoring across team/traction/tokenomics/market/security, hackathon search, Twitter audience audit.
Codebase memory for coding agents, with no embeddings and no API key. A deterministic AST index answers "which files are relevant to this task?" in milliseconds, and agents write durable notes about the repo that are content-hash checked — a note flags itself stale the moment the code it describes changes. Notes are markdown inside the repo, so they commit and review alongside your code. `npm i -g
Local-first memory layer for AI coding assistants. Watches your coding sessions and injects a compact summary at the start of each new session. No cloud, no account, just a SQLite file on your machine. Works with Claude Code, Cursor, Cline, Windsurf, and any other MCP host.
Email discovery, verification, and enrichment tools. Find email addresses, verify deliverability, enrich contact data, discover authors and LinkedIn profiles, validate phone numbers, and analyze technology stacks.
Model Context Protocol server for monitoring Operational Status of major digital platforms in Claude Desktop.
Google Workspace MCP server exposing 23 curated tools for Drive, Sheets, Calendar, Docs, and Gmail via the gws CLI.
The graded MCP registry: live-probes every remote server in the official registry (initialize, tools/list, schema quality, latency, provenance) and publishes evidence-backed grades — searchable by agents via its own MCP endpoint at [mcpqueen.com](https://mcpqueen.com).
Agent-native hosting: deploy any app to a live URL in one command — no account, no dashboard, no CAPTCHA. Full deploy lifecycle as tools (deploy, verify, logs, inspect, rollback, list/delete); production approval stays human-only. Apache-2.0.
The official MCP server for PNTR free dev subdomains — register a `*.pntr.dev` subdomain, manage its DNS records, receive email on a disposable inbox, and capture inbound HTTP requests for webhook debugging. Free tier, no key needed to start. Local stdio via `npx @pntr/cli` or hosted endpoint (`https://api.pntr.dev/mcp`, OAuth).
Deterministic axe-core accessibility scanning (WCAG 2.1 AA, EN 301 549, PDF/UA) through a [wcagc](https://wcagc.com) account: scan any public URL or PDF, crawl a whole registered site, replay saved multi-step journeys, and read violation trends. Returns structured findings — rule, severity counts and the success criteria involved — so the assistant reasons over real results rather than guessing fr
Encrypted S3-compatible object storage with continuous cryptographic possession proofs. In-conversation signup (12 GB free), put/get/ls/rm/usage, optional client-side encryption; credentials stay on your machine.
Cross-border debt collection: check case status, read partner messages, get pricing, and submit collection cases handled by vetted local partners in 183 countries.
Pay-per-call AI + web + on-chain tools for agents over x402 (USDC on Base) — no accounts, no API keys; the wallet is the identity. 11 tools incl. token rug/honeypot safety (0–100 score, risk band, buy/sell simulation), new-pairs / liquidity-pull / whale-swap signals, SEO/GEO audit, web extract, link preview, robots & security-headers checks, and LLM inference. Tools auto-discover from the live cat
Solana + EVM liquidity-pool scores for AI agents: **Enter/Hold/Exit verdicts** and a composite **0–100 Wealthville Score**, plus a live, immutable, miss-inclusive track record. 4 read-only tools (pool score, top pools, track record, signals feed). In the official MCP Registry. `npx @wealthville/mcp-server`
Live, geolocated world-event intelligence and a Daily World Brief for AI agents — query event signals (coordinates, severity, sources), hotspots, and satellite imagery (Sentinel-1/2 etc), plus an OSINT/GEOINT analyst. Streamable HTTP + OAuth; free tier, token-metered.
ARGUS-3 as a stdio MCP server** (`argus mcp` → `argus_ask`, `argus_status`). **WARDEN** vets third-party MCP servers before any tool runs (LUMEN-scored firewall, tool-def pinning, drift sentinel). Distinct from `aimarket-oracle-gateway` (oracle tools) and `aimarket-plugins` (hub packager). npm `@alexar76/argus3` · [live](https://magic-ai-factory.com/argus/).
A framework for creating multi-agent systems using MCP for coordinated AI collaboration, featuring task management, shared context, and RAG capabilities.
Ingest anything from Slack, Discord, websites, Google Drive, Linear or GitHub into a Graphlit project - and then search and retrieve relevant knowledge within an MCP client like Cursor, Windsurf or Cline.
45+ interactive chart types (bar, line, pie, candlestick, sankey, geo, radar, funnel, treemap, and more), dashboards with KPI cards, drill-down navigation, live API polling, 20 themes, and export to PNG/PPT/A4. Built on MCP Apps.
Delegate heavy tasks from Claude Code (or any MCP client) to the Antigravity CLI (Gemini): file analysis, repo archaeology, web lookups, and adversarial second-opinion code reviews. Quota-aware model failover with cooldowns, per-tool timeouts, and multi-turn session continuity.
Non-custodial DeFi banking for AI agents on Sui. 35 tools, 20 prompts for save, borrow, invest, exchange, send, pay — with auto yield optimization across NAVI, Suilend, and Cetus.
AI-powered web search server using Perplexity Sonar models with source citations. Zero-install setup via NPX.