MCP Server Directory

io.github.developer-ishan/pexels

MCP server for searching Pexels stock photos, videos, and curated collections.

TokenOracle

Hosted MCP server for LLM cost estimation, model comparison, and budget-aware routing.

QueueSim

Run M/M/c queue simulations and four scenarios (call center, ER, coffee shop, single server).

io.github.ExpertVagabond/raycast

Raycast workflow automation MCP server with 9 tools

io.github.chrischall/artsonia-mcp

Parent/fan access to Artsonia student-art portfolios, comments, and fans (AI-built).

Hyperliquid Vaults API

Hyperliquid vault summaries — APR, TVL, PnL, followers, sorted by performance. x402.

Mastodon

Mastodon MCP — public Mastodon data via mastodon.social (no auth required)

io.github.halfkey/obol

Solana agent gateway via x402. Wallet, token, DeFi, and swap tools. Pay per request.

io.github.paiml/pmcp

High-quality Rust SDK for Model Context Protocol (MCP) with full TypeScript SDK compatibility

Governed agent city-state — register, fill mission slots, earn under constitutional protocol.

io.github.closermethod/content-hooks-mcp

Short-form hook styles, script structures, retention and CTA rules for creators.

io.github.moureauf/boe-mcp

Bank of England base rate, rate history, historical lookup, and next MPC meeting date over stdio.

SEC filings, earnings transcripts, guidance signals & macro calendar for S&P 500. 11 MCP tools.

Entreprises Fr

French Companies MCP — recherche-entreprises.api.gouv.fr

HTTP Headers Analyzer API

HTTP header analysis — security headers, cache, server detection. x402 micropayment.

io.github.chrischall/charlotteonthecheap-mcp

Charlotte On The Cheap MCP — free and cheap Charlotte events, deals and local guides

Filesystem

Read, create, and edit files.

Email validation for Claude and any MCP client — verdicts with evidence, bulk jobs, refunds.

Meteors

Meteors MCP — NASA fireball, near-Earth asteroid, and close approach data

Excuse

excuse MCP — wraps StupidAPIs (requires X-API-Key)

Eol

Encyclopedia of Life (EOL) — biodiversity taxa, names, hierarchies

com.iconsroom/mcp

Search 276,000+ open source icons and insert them as SVG or React components while you code.

Rails Agent Skills

Rails development skills, docs, and workflows exposed through MCP stdio.

PlayByKey Music Theory

Chords, scales, progressions, transposition, and MIDI tools for music theory AI agents.