"A simple MCP server or implementation" matching MCP connectors:

SSRF-safe web intelligence: 4 outcomes, 32 paid x402 tools, 3 free tools and a URL preview.

400+ pay-per-call tools + 100 skill packs. USDC + USDG on 10 chains, or free via PoW.

Savvly MCP: query fund data, model projections, and compare against alternative retirement products.

Agent-facing intake for HORIZON SHIELD, the Japanese construction estimate auditor.

Independent auditor for Japanese construction & renovation estimates; flags overcharge risk.

Scan and fix email auth (SPF, DMARC, DKIM, MX, blacklists, expiry) + DNS checks. Validated fixes.

UK due diligence — Companies House, Charity Commission, Land Registry, Gazette, HMRC VAT

Entity resolution — data mapping, SDK code generation, docs search, and error troubleshooting

Free Vedic astrology: panchang, kundali, transits, matching, doshas, eclipses, numerology

Enumerate and inspect PubFi capabilities, then execute an exact selected route.

Neutral, verification-gated MCP directory of Japan construction contractors (KIRA-audited).

Host-owned vacation-rental direct booking via VRP. Signed offers, 0% commission. Not an OTA.

Manage products, EU Digital Product Passports, operator parties, and GS1 EPCIS supply-chain events.

A complete color workflow over MCP: mix, convert, harmonize, measure, and remember palettes.

Hankookilbo (Korean daily) news metadata: titles, dates, sections, bylines, links, and excerpts.

Live multi-asset market data for AI agents with provenance, starter credits, x402, and examples.

Connect your AI assistant to Signed and ask about your angel investing in plain English: how the portfolio is doing, what distributions came in this year, what’s sitting in the pitch queue. It's a view into the startups that you've invested in (or are thinking of investing in!)

MCP server for generating rough-draft project plans from natural-language prompts.

Scan code for quantum-vulnerable cryptography and get NIST post-quantum migration guidance.

PDF engagement layer for apps and agents: tracking links, read analytics, and a full PDF toolset.