"Best free MCP for React app with MySQL/MariaDB database" matching MCP servers:

A read-only MCP server that reports free games on Epic Games Store and GOG.com using public endpoints, without requiring any account or credentials.

An MCP server that provides live status updates for the Eco via Sirens game server, displaying meteor countdowns, player statistics, and world information directly within Claude Desktop. It also serves as a minimal reference implementation for building MCP Apps in Python without complex tooling.

Enables users to draw, flip, and play relationship-themed card decks with an AI companion in chat, passing cards back to the conversation for context-aware answers, while supporting favorites, reshuffling, and optional adult content.

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.

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.

Enables agents and users to run interactive, one-question-at-a-time quiz sessions over stdio or HTTP, backed optionally by a MySQL database. Exposes tools for registering users, fetching questions, validating answers, generating leaderboards, and reviewing responses.

Enables AI assistants to build and manage Unity projects directly through the Unity Editor, providing 150+ tools for scene creation, script generation, play mode control, input simulation, and performance analysis.

Connect to your TTRPG campaign's repository and database. Instead of retrieving prose, its 48 tools (20 read, 28 write) return typed state: 14 entity schemas (NPCs, factions, locations, sessions, lore), relationship and knowledge-graph queries, wiki blocks, and a narrative-state bundle of open threads and canon facts.

Enables querying Pokémon data from PokéAPI, including listing Pokémon, fetching details by name or ID, and getting type matchups.

An intelligent game assistant for Red Alert, based on LangGraph and MCP, providing asynchronous architecture and multimodal AI control for game strategy, production, and combat management.

MCP server for searching Flesh and Blood TCG cards, retrieving print variations, and browsing product catalogs via the CardVault API.

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 AI to write DreamBot OSRS scripts by providing real-time access to the DreamBot API 4.0 JavaDocs and best practices.

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.

Provides a fully playable Flappy Bird game that runs inline within AI chat clients. It enables users to launch the game, submit scores, and track session high scores using Model Context Protocol tools.

Enables creating a Contra-style game session that can be played inline in MCP-compatible clients or via a browser fallback URL.

Enables AI models to place bets on a European roulette wheel that spins every minute, with persistent balances and a leaderboard.

Enables ChatGPT to retrieve live Pokémon data from PokéAPI, build tournament squads, and list popular tournament picks through MCP tools.

Enables creating and administering multiple quizzes, adding questions, registering participants, validating answers, reviewing responses, and managing leaderboards through MCP, accessible locally via stdio or remotely over HTTP.