MCP Server Directory

User Agent Parser API

Parse user agents — browser, OS, device, bot detection. x402 micropayment.

UUID Generator API

Generate UUIDs v4, v7, ULID, nanoid. Batch support. x402 micropayment.

Performance Review

performance-review MCP — wraps StupidAPIs (requires X-API-Key)

Pharma Intel

Pharma Intel MCP — Compound tools that chain ClinicalTrials.gov,

Iso Codes

ISO country/language/currency/script code lookups (Debian iso-codes JSON)

Librivox

LibriVox public-domain audiobooks (~17000 titles in dozens of languages)

Lichess

Lichess public API: players, ratings, eval, tablebase, opening explorer

Maven Central

Maven Central MCP — Java/JVM artifact registry

Met No

MET Norway weather (api.met.no behind yr.no) — global forecast, sunrise, ocean

Whale Alert API

Track large on-chain whale transactions on Ethereum and Base. x402 micropayment.

Weather API

Current weather and 7-day forecast for any location. OpenMeteo-powered. x402 micropayment.

Railway MCP

Develop, manage, and debug Railway projects, services, and deployments from within agents.

Ask Claude, ChatGPT, or Grok about your ReelRifter watchlist, history, and viewing stats.

Phoenix Number

phoenix-number MCP — wraps StupidAPIs (requires X-API-Key)

SatRank — Lightning trust + audit oracle

Lightning trust + audit oracle. Score, pay, and audit L402 endpoints with Ed25519 receipts.

Polygon Io

Polygon.io stock/options/crypto: tickers, aggregates, news, splits, dividends.

Nba

NBA MCP — player, team, and game data via the BallDontLie API

QRMint MCP

Generate styled QR codes with colors, logos, frames, and batch support

Nist Beacon

NIST Randomness Beacon v2 — signed public random pulses every 60s.

Noaa Spc

NOAA Storm Prediction Center — outlooks, storm reports, watches

Cross-chain cryptocurrency swaps via Chainflip. Get quotes, execute swaps, and track progress.

Noaa Tides

NOAA Tides & Currents — observations, predictions, datums, station metadata

Cerebrus Pulse MCP

Real-time crypto intelligence: technical analysis, sentiment, and funding rates

Federal Register

Federal Register proposed/final rules, notices, executive orders, FAR cases. 8 tools.