MCP Server Directory

Co-Op Now io.github.anobell/co-op-now

Find co-op games by party size, local/online, platform and crossplay.

Guitar Practice Routine App — Chord Charts io.github.slshults/gpra-chord-charts

Look up a guitar chord by name and get a text chord diagram. 12,708 standard-tuning names.

MCP server exposing 8004Swap (no-KYC agent-to-agent RFQ swap) as tools any MCP agent can call.

Read-only Hostaway MCP: listings, calendar, inbox, reports. Fixtures, no key. By STYLABS.

Crawler IP Verifier - real Googlebot or fake dev.workers.pathwren.www/crawler-ip-verifier

{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"whoami","arguments":{}}} free no key

Express.js HTTP 402 payment middleware for AI agent micropayments

openfang-rail io.github.89rat/openfang-rail

Deterministic IBAN/LEI/VAT/SWIFT/rental-fraud checks via MCP; x402 USDC per call, signed receipts.

Federal Grants — find funding you are actually eligible for io.github.wyattpalm2-eng/federal-grants

Find US federal grants your organization is actually eligible to apply for. Free, no API key.

Give an AI agent a Solana spending allowance instead of your key. Chain-enforced cap, x402.

Webeyez com.webeyez/webeyez

Session replays, JS errors, funnel drop-offs and revenue-loss diagnostics.

Zügle com.zuegle/zugle

Swiss income tax by municipality, cheaper-town ranking, apartment listings and commute times.

Indonesia Regulatory Data io.github.IndoTender/indonesia-regulatory

Indonesian BPOM product registrations, DGIP trademarks, and Komdigi PSE registrations.

SAP S/4HANA and ECC: OData V2/V4, IDoc and RFC/BAPI for n8n and other MCP clients

CloudSprite io.github.cloudsprite-io/cloudsprite

Signed-in CloudSprite: search datasets and docs, set org/team/project scope, file feedback.

MCP Endpoint Lint - handshake, tool schemas, JSON-RPC errors dev.workers.pathwren.www/mcp-endpoint-lint

{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"whoami","arguments":{}}} free no key

NugIt io.github.matthewrusk/nugit

Save selected AI-generated answers as private Nugs in your personal NugIt library.

Phoenix operational_context unpaid canary io.github.PhoenixClaw01/operational-context

Unpaid qualification-gated operational_context canary. Staging data. No wallet.

AI agent real-name identity: SM2 keypair, QR real-name link, SD-JWT VP generate/verify.

Gate/Prove: deny unattended destructive agent tools. Instant Audit $499 on a2zsoc.com.

Fetch any public URL as a visitor in a chosen country, with a signed receipt of its origin.

macOS-only MCP server for the Arc browser: tabs, navigation, page reading, DOM, scripting

Slid Phi Labs io.github.ceedot-rock/slid-phi-labs

CuNi exactness, Chamber two-key JSON, Agent-Rider. Lab signup, agent keys, x402 catalog.

AI-native print-grade PDF generator. Markdown in, publisher-quality PDF out.

RatchetX Forecast Arena io.github.3esign/ratchet

Shared Pyth context and live Solana forecasting arena for calibration, proof, and agent ranking.