"A server to manage API rate limiting based on requests per minute" matching MCP connectors:

Turn AI chats into vocabulary: capture words and grammar into spaced-repetition flashcards.

DeepMark helps teachers deliver rapid, consistent marking with meaningful feedback for every student — in a fraction of the time. What once took a week, now takes one free period.

Angel number meanings and repeating sequences like 111, 222, 333 for AI agents.

Dream symbol interpretation and dream-dictionary lookups for AI agents, one API key.

I Ching hexagram casts, 64 hexagram meanings and changing lines for AI agents.

Recherche d'offres de stage et d'alternance en France via le réseau iQuesta.com

Deterministic Music Theory for Claude, Cursor, and Autonomous AI Agents Large Language Models (LLMs) frequently hallucinate music theory, leading to incorrect notes, false Roman numerals, and broken voice leading. THIRI solves this by providing a deterministic, mathematical music-theory engine (pitch-class-set theory over ℤ/12) directly to your AI. It gives AI assistants precise, reproducible harmonic reasoning in milliseconds, allowing them to write correct musical scores, analyze progression

8 teaching persona and skill products plus computed classroom tools over MCP: readability_report runs a real Flesch-Kincaid analysis with leveling suggestions, grade_curve turns score lists into full distribution statistics, lesson_timer splits class periods, and get_free_skill loads any product's complete free gateway skill.

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

Research 723 compliance frameworks, then find the course that helps a buyer act on them.

Real Monte Carlo simulation of a compound event/conditional probability. Paid via x402.

Educational MCP server with 17 math/stats tools, visualizations, and persistent workspace

Read-only access to S. Araba Lawson's Afromorphism essays, glossary, books, and site.

Fetch real California Notary Public exam practice questions and grade answers in-chat.

Search papers, format citations in 60 styles, and verify bibliographies against scholarly sources.

Read-only access to NewTqnia news, terminology, and explainers in English and Arabic.

Search books and authors, fetch editions, browse subjects, and resolve cover images.

Search 4M+ podcasts & YouTube, transcribe any episode, search transcripts, generate AI lessons.

Wiktionary MCP — multilingual dictionary via Wikimedia REST + MediaWiki Action API

Universities MCP — Hipolabs Universities API (free, no auth)