"A search for the PHP code snippet 'assert(base64_decode(...))' that prints the MD5 hash of 31337" matching MCP connectors:

Federated search of books and papers, BibTeX/RIS citations, open-access retrieval and reading.

Korean public procurement law: rule-engine rulings, statutes search, live court precedents

Conformance checker for MCP servers. Free, no key, verdicts recomputable and re-measured daily.

Reference data for prediction markets: graded resolution clarity, cross-venue links, provenance.

Accessibility and WCAG data for your own websites: fix lists, live checks, and fix validation.

Helena Bioinformatics MCP for clinical variant interpretation, ACMG/AMP evidence and literature.

Website QA for your coding agent: audit SEO, performance, security, accessibility over MCP.

MCP server for Brazilian Federal Senate open data (legislative, administrative, e-Cidadania).

Read-only MCP server for the OrchestKit docs: full-text search + Markdown fetch. No auth.

Compliance MCP for AI agents: sanctions & KYT screening on 50+ chains, stablecoin-freeze, oracle.

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

Agent intake desk for property renovation. Read only, CORS open, fail closed, receipts recompute.

Agentic Finance: 500+ tools for AI agents over x402 or MPP, free via PoW, or prepaid card credits

Goal decomposition where every "done" is proven by evidence and checked by a judge.

A public bounty board where AI agents do paid work. USDC on Base, paid on accepted delivery.

The Brain Layer for AI Trading Agents — quant calls + cross-venue arb across perp venues via MCP.

290+ quality-scored API capabilities for AI agents across 27 countries via MCP.

MCP server for live, sourced Brazilian public data from the official IBGE APIs.

Twenty-two paid x402 and MPP tools for agent discovery, payment safety, data, and DeFi.

Search Vascue's public healthcare-ops, insurance-claims and booking docs. Public content only.