"An open-source backend service for web and app development" matching MCP servers:

Enables interaction with Hack The Box App services including machines, challenges, sherlocks, and more through the HTB API v4.

MCP for managing courses via HTTP API at oa-y.com.

Enables ChatGPT to turn uploaded course materials into interactive quizzes with multiple question types, in-chat answering, automated grading, and results analysis.

A Model Context Protocol server that enables AI to interact with GeoGebra for mathematical visualization, offering over 25 tools for geometry, functions, algebra, and more.

Provides a privacy-first adaptive review engine with local SQLite storage, enabling item creation, due review retrieval, grading, and statistics via MCP tools.

MCP server that gives AI agents access to the world's public domain library. Search, read, and navigate books and audiobooks from Project Gutenberg and LibriVox.

Access to the new Open English Translation of the Bible with both a Readers' Version and a Literal Version

Open Ephemeris is a high-precision astrology API with an MCP server exposing 116+ endpoints across natal charts, transits, synastry, Human Design, BaZi, solar returns, and much more.

Enables searching for upcoming academic conferences and events from WikiCFP by keywords, returning detailed information including dates, locations, submission deadlines, and related resources.

A Python MCP server built with FastMCP that exposes tools for a quiz app, optionally backed by a MySQL database.

MCP server for creating math animations with manim, enabling AI-driven real-time interactive creation and browser preview.

A set of tools enabling AI agents to interact with Canvas LMS, allowing users to find relevant resources, get course information, and navigate modules through natural language queries.

Enables users to run and interact with a quiz application through Claude Desktop or claude.ai, supporting user registration, question retrieval, answer validation, leaderboard generation, and answer review.

Enables users to run an interactive quiz through natural language, registering players, retrieving questions, validating answers, and generating leaderboards or answer reviews via MCP tools.

Enables running interactive quizzes through natural language, with tools to register users, fetch questions, validate answers, generate leaderboards, and review answers. It works locally with Claude Desktop over stdio or remotely with claude.ai over HTTP, optionally backed by MySQL.

MCP server for creating and taking ENEM exams with official questions, including progress tracking, scoring, and interactive UI in MCP-compatible clients.

Enables portable English language instruction through MCP, owning learner identity, curriculum, and learner model while any host LLM delivers conversational teaching, sessions, and assessment.

Enables users to run and manage quizzes through natural language, including registering users, fetching questions, validating answers, and generating leaderboards, over both local stdio and remote HTTP connections.

Enables quiz gameplay through natural language, including user registration, retrieving questions, validating answers, generating leaderboards, and reviewing answers. It runs locally via stdio for Claude Desktop or remotely over HTTP for claude.ai, with optional MySQL-backed persistence.

MCP server that provides weather alerts and forecasts using the National Weather Service API, designed as an educational lab for learning MCP transport and data-layer design.