Browse all Model Context Protocol servers with quality scores, stars, languages and maintenance activity.
Search and enrich data from 250M+ companies across 50+ countries. Company lookup by name, VAT, or ID, NACE sector search, and financial data from official EU business registries. Free tier: 50 lookups/month. Install: `npx scala-mcp-server`.
Deterministic validation of AI-generated artifacts before acting on them: JSON Schema conformance, OpenAPI response conformance, SQL syntax per dialect. Typed verdicts with per-error fix hints. Hosted free tier with remote MCP endpoint; MIT, self-hostable.
Record an agent's tool-call workflow once, replay it deterministically at 0 tokens, and diff runs to catch drift — CI + snapshot tests for MCP tool-call workflows. `npx -y reelier serve`
MCP server for the VerifyAX platform. Enables agent evaluation, simulation testing, and functional/non-functional verification workflows through natural language.
Search @imqueue docs and scaffold typed services & clients for AI coding agents, access CLI and manage your service fleet.
EU Digital Product Passport automation for AI agents. Create products, build and audit DPPs (battery, electronics, textiles, and more), set economic-operator parties, and read or capture GS1 EPCIS 2.0 supply-chain events via the TracePass platform. 6 tools, hosted (`https://ai.tracepass.eu/mcp`) or local. Install via `npx -y tracepass-mcp-server`.
UK property finance calculators: bridging cost (rolled-up / retained / serviced), development appraisal (LTC, LTGDV, viability), BTL stress test (125%, 145%, 170% ICR), and UK stamp duty (SDLT, LBTT, LTT). Built by [FD Commercial](https://www.fdcommercial.co.uk), a specialist UK property finance broker. Install via `npx -y @fdcommercial/property-finance-mcp` or call the hosted endpoint.
Treasury standard for AI agents on Base mainnet. Park idle USDC in a cbBTC/WETH index with Crash Shield protection, JIT-swap to USDC for x402 invoice payments.
Deterministic day-count and accrued-interest engine. Six ISDA/ICMA conventions, proven exact against QuantLib over 3,600 date pairs. Stops the AI guessing your interest math.
Tenant-bound MCP server for agent spend authorization, policy guardrails, evidence, escrow settlement, and portable receipts. Sandbox bootstrap, spend intents, and completion validation for Cursor and Claude Code. TypeScript: `npx -p @paybond/kit paybond login` then `npx -y -p @paybond/kit paybond-mcp-server`. Python: `pip install paybond-kit` then `paybond-kit-login` and `paybond-mcp-server`. [Do
SEC filing intelligence for AI agents: insider (Form 4) & institutional (13F) ownership, dilution-risk scoring, congressional & executive (STOCK Act) trades, FEC campaign finance, SEC filing search, compliance monitoring, and a dilution-aware stock screener. 86 tools over live Signal8 data.
Drive the [mGBA](https://mgba.io) Game Boy Advance emulator from any MCP client: read/write GBA memory, inject button presses, take screenshots, save/load state, and step the emulator. Lua bridge inside mGBA + Node MCP server.
See and query your whole AI system as one rooted 3D knowledge graph — agents, memory, knowledge, and automations fused into a privacy-walled snapshot. MCP tools for stats, search, node dossiers, neighbors, and pathfinding; the same snapshot renders up to a million nodes in the browser. `npx create-booboo`
Sovereign, encrypted, persistent memory for AI agents. Eight MCP tools — remember, recall, forget (GDPR Art. 17 erasure), share. Anchored on COTI V2 mainnet. Apache-2.0. Install: `npx -y @saihm/mcp-server`.
Nonpartisan U.S. Congress data: plain-language bill decodes (bilingual EN/ES), representative lookup by ZIP with district-office phone numbers, and what’s-moving urgency ranking. Read-only, keyless, no accounts. Remote server at oravan.org/api/mcp/mcp, listed in the MCP registry as org.oravan/mcp.
Cities, countries, regions, and languages with multilingual names (50 languages) and a free keyless autocomplete tool. Also runs a public hosted instance at `https://mcp.geomelon.dev/mcp`, no signup required.
Reddit Ads API v3 with working write operations and tiered write-safety controls (read, safe, spend). Manage campaigns, ad groups, ads, budgets, bids, and targeting, pull performance reports, and mint OAuth credentials with a built-in auth command.
Podcast analytics from OP3, the Open Podcast Prefix Project: downloads over time, listener geography, app share, and per-episode breakdowns. Read-only by design.
Search the Podcast Index: podcasts, episodes, guest appearances by person, trending shows, and feed health.
Manage Transistor.fm podcasts: episodes, analytics, download summaries, episode comparisons, transcripts, and webhooks.
Turns pinned visual product feedback into an actionable backlog: list comments, read one with its target element's HTML, computed styles and screenshot, and update its status. Powers the [Loupe](https://mohamed-ashraf-elsaed.github.io/loupe/) SDK, browser extension, and `loupekit/laravel` package. Install `@loupekit/mcp` (binary `loupe-mcp`).
AI-native commercial disruption intelligence for MCP clients and x402-powered agents. Supports WARN/layoff intelligence, company context, geospatial territory disruption, and x402 payment challenge inspection via the hosted Forgemesh API.
Free capability-routed search and web reading for agents: GitHub, Crossref, Hacker News, Wikipedia, private SearXNG, and URL-to-Markdown, with live health diagnostics and no telemetry. Exposes `web_search`, `read_url`, and `search_status`.
Unsplash API server exposing 21 tools across photos, search, users, collections, topics, and stats. Ships Unsplash-guideline compliance built in — ready-to-use attribution with UTM parameters, a download-tracking tool, rate-limit surfacing, and `content_filter=high` by default. Install via `npx -y @hanoak/unsplash-mcp-server`.
The read-only safety layer for onchain AI agents. 13 read-only tools on Base + EVM: token/contract safety (honeypot & rug-pull checks cross-referenced across GoPlus + honeypot.is), risky-approval detection, verified-source lookup, balances, ENS + Basenames, gas, and prices. No private keys, no required API keys. `npx -y basescope`
Identity and credential governance broker for MCP servers. Issues scoped, short-lived credentials per agent to stop credential inheritance. Audit log, human approval gates, AIMS-aligned.
Administer Keycloak through its Admin REST API — users, roles, clients, groups, identity providers, federation and events. Safe by default: read-only mode, realm allow-list, and confirmation for destructive actions. `npx -y mcp-keycloak-admin`
AI-powered smart contract security forge with 8-agent adversarial pen test. Generate, audit, fix, and compile contracts across 8 chains (Ethereum, Solana, Polygon, Base, Arbitrum, Optimism, BSC, Avalanche). Token intelligence with honeypot detection. x402 USDC payments for autonomous agents.
Task management API built for AI agents. Create, delegate, and track tasks with agent identity, delegation chains, lifecycle webhooks, and persistent context. Self-hosted or hosted tier at [delega.dev](https://delega.dev).
Security-focused MCP server for self-hosted n8n Community Edition: 44 bounded tools for workflows, executions, credentials, tags, and diagnostics, read-only by default, with no external AI calls.
Feedback collection for AI agents. Create surveys from JSON schema, collect structured responses from groups of people, and retrieve aggregated results. 4 MCP tools for long-horizon agent workflows: post-event feedback, product launches, team health checks.
Generate PDF reports (invoices, contracts, statements) from [ReportFlow](https://re-port-flow.com) templates. 9 tools, 4 resources, 3 prompt recipes. OAuth2 + PKCE for first-run auth; supports single PDF and batch (ZIP) generation. `npx -y reportflow-mcp`
File-conversion tools for AI agents: convert documents, images, audio, video, archives and PDFs across formats (convert_file, convert_poll, list_formats, check_usage). Runs local-doable conversions in the browser and refuses to bill for them. Backed by hushvert.com.
Zero-auth hosted server with 22 read-only tools: optimize/convert images (WebP/AVIF/JPEG), paste-ready SVG QR codes, cited [Cleanor Labs](https://cleanor.app) data on device storage capacity and next-gen image-format savings (AVIF/WebP/JPEG XL vs JPEG, HEIC conversion tax), plus 18 deterministic dev utilities LLMs get wrong (hash, HMAC, UUID, base64, JWT decode, JSON, regex, cron, unit & base conv
Official SignWell MCP server for e-signatures. Create document drafts from uploaded files or reusable templates, send them for signing, track status, send reminders, and download completed PDFs; also manages templates and validates text-tag placeholders in PDFs. Requires a SignWell API key. Install: `npx -y @signwell/mcp`.
Firebase services including Auth, Firestore and Storage.
A Model Context Protocol (MCP) server with built-in Feishu OAuth authentication, supporting remote connections and providing comprehensive Feishu document management tools including block creation, content updates, and advanced features.
Record development decisions as structured JSON, embed as vectors via Gemini, and search semantically over MCP. Shared store across Claude Code, Cursor, Windsurf, and any MCP client. CLI + MCP server, local-only, free Gemini embedding tier.
An ntfy MCP server for sending/fetching ntfy notifications to your self-hosted ntfy server from AI Agents 📤 (supports secure token auth & more - use with npx or docker!)
Local-first MCP server (@peekdev/mcp) + Chrome extension that records your real authenticated browser session (rrweb DOM + console + network, PII-masked, to local SQLite) and lets AI coding agents query it or drive the browser. No cloud, no telemetry.
Multi-agent coordination bus over MCP: atomic gap-free claims, advisory file leases, a shared event ledger, presence, prose handoffs, and a task graph, so multiple coding agents (Claude Code, Cursor, Codex) stop colliding and re-deriving each other's work. Remote Streamable HTTP; self-hostable (AGPL-3.0) or hosted at llm-bus.com.
Supply chain risk scoring for npm, PyPI, Cargo, and Go packages. 9 tools for behavioral trust signals — publisher depth, release consistency, maintenance patterns. Both axios and node-ipc scored CRITICAL before they got attacked. Free CLI, CI gate, REST API. No API key required.
Harvest time tracking integration with 40+ tools for managing time entries, projects, clients, tasks, and generating time reports via the Harvest API v2
Deploy a single-file HTML game to a shareable multiplayer URL with rooms, state sync, and leaderboards. No backend or player accounts.
Drive the [BizHawk](https://github.com/TASEmulators/BizHawk) multi-system emulator from any MCP client. Memory r/w across named domains, joypad input, frame-advance, screenshot, save/load state. One bridge unlocks NES, SNES, GB/GBC/GBA, Genesis, N64, PSX, Saturn, and more.
D&D 5e SRD reference and analysis with monster search, spell lookup, encounter building, and loadout analysis. 10 tools, 1198 entities embedded.
Mint, resolve, audit, and rotate expiring scope-limited access links (qURLs) for AI agents — secure URL gateway for the qURL API. 9 tools (create / resolve / list / get / delete / extend / update / mint-link / batch-create), 3 resources, 3 guided prompts. stdio transport, OIDC-attested npm provenance.
Multi-round AI brainstorming debates between multiple models (GPT, Gemini, DeepSeek, Groq, Ollama, etc.). Pit different LLMs against each other to explore ideas from diverse perspectives.