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

Closes the find-download-install loop for lutris-mcp by searching Prowlarr, downloading via qBittorrent, polling until complete, classifying the result, and returning a path for installation.

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 exploration and decompilation of Minecraft source code, allowing users to list versions, search classes, and decompile .class files on-the-fly.

Enables AI assistants to manage TapTap minigames and H5 games, including leaderboards, sharing, multiplayer, cloud saves, and game DC data query, with zero-config OAuth 2.0 authentication.

Automates the creation of React Three Fiber game projects with various templates (platformer, puzzle, endless runner, physics-based, arcade) and integrates with Linear for automated project management including sprints, tasks, and acceptance criteria.

Exposes three tools from the Worcadian JSON-RPC game server API (check_wordlist, gameday, results) as an MCP server using FastAPI, designed for deployment on Vercel.

An MCP server that empowers AI coding agents to work effectively with Minecraft mod development, providing static analysis of decompiled source code and runtime interaction with a running Minecraft instance.

Enables exploring Steam store reviews and community discussion threads with server-side filtering, temporal analysis, and metadata context for understanding player sentiment and feedback beyond store page noise.

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.

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.

Integrates live Screeps game data into AI development workflows, providing comprehensive tools for room operations, market analysis, and user management. It enables AI agents to monitor game status and interact with the game world through the Model Context Protocol.

An MCP-based trivia game server where AI creates rounds with two true statements and one false 'twist' about various topics, letting players guess which statement is false.

Enables MCP agents to play chess locally, supporting join, state, legal moves, and move execution with per-session color ownership.

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.

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.