50503 Model Context Protocol servers — searchable, rated, ready to install.
x402 service-quality oracle: check a service's paid-probe quality tier and score before paying it.
Read time entries, projects, clients, tasks and invoices; log and update tracked time.
Shared, cited knowledge-graph memory for agents — ask, search, remember, keep standing instructions
Generate and evaluate academic diagrams and plots with independent model connections.
Search Luogu problems, fetch statements, explore problem sets and get practice recommendations.
Fact-check claims against live web sources: verdict, consensus, cited sources, PII redaction.
California State Procurement MCP — State contract awards & purchase orders (keyless).
Analyze chess positions and get best moves from UCI engines such as Stockfish or Leela
Find 27,000+ outdoor ping pong tables worldwide, with spot details and live playing conditions.
Turn HTML or mobile-learning exports into SCORM 2004/1.2 packages, and validate any SCORM zip.
Read-only XRP Ledger MCP tools with proof-annotation envelopes and signed daily snapshots.
Brazilian card acquiring API — merchants, cards-on-file, 3DS, PIX, banking, pricing.
Co-purchase intelligence and merchant ops tools for AI shopping, ecommerce, and B2B agents
Local secret & credential checks for AI-assisted dev — runs on your machine, results redacted.
Search the Internet Archive, the Library of Congress and data.bnf.fr at once, in one answer.
Live fine-jewelry catalog: search, product lookup, compatible chains, size/length variants, store po
Local chronological memory banks you control; Claude recalls them via MCP.
Official ParseAPI MCP. Place, IP, email, phone, weather lookups.
Research Hadith, authenticity, grading, Takhrij and Sharh [commentaries] in Claude Desktop for free.
Search and fetch AgendaForge public documentation and marketing content. No authentication needed.
My Hot Lunchbox school lunch ordering for Claude — calendar, cart, orders, payments
Public remixable decks from a topic. Control.io product of Morton Technology Consulting, LLC.
Build and test FaceSign step-up verification flows from your AI coding tool
Deploy HTML from any agent: POST markup, get a live URL. Static hosting API with MCP tools.
POST /mcp