"Free APIs and services without commercial fees" 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 enables interaction with Google Cloud Game Services API, allowing users to manage game server deployments, realms, and configurations through natural language.

A Multi-Agent Conversation Protocol server for interacting with Google Play Game Services Configuration API, allowing management of game configurations through natural language commands.

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.

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

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.

Provides fast, cached access to comprehensive Dungeons & Dragons 5th Edition data including spells, monsters, classes, races, equipment, and rules through Open5e and D\&D 5e APIs.

Provides real-time access to Path of Exile 2 game data including currency exchange rates, item prices, and ladder meta-build statistics. It also enables LLMs to search the community wiki and retrieve datamined game information from public APIs.

Official MCP server for Scorezilla (leaderboards for games). Your AI coding assistant can bootstrap a leaderboard, inspect games and boards, read top-N standings, and paste ready-to-run SDK integration code — without leaving the editor.

Enables coding agents to deploy and manage game server containers on Edgegap, from creation through player connection, without manual API reference.

Manage your Yahoo Fantasy Baseball team via Claude — check rosters, scout free agents, set lineups, and pull advanced stats from Baseball Savant, FanGraphs, and MLB Stats API.

Provides AI coding assistants with access to AccelByte Gaming Services (AGS) Extend SDK functions and models through searchable symbols and detailed documentation. Helps generate SDK code by exposing context about available functions, models, and templates for creating Extend app projects across multiple languages (Go, C#, Java, Python).

MCP server enabling AI assistants to search Steam games, retrieve official store metadata, and analyze player review sentiment via public Steam Storefront JSON APIs without an API key.

Exposes Fantasy Premier League player price predictions, live league standings, and transfer trend data via MCP tools, using LiveFPL's public endpoints without authentication.

Enables reading ESPN fantasy football league settings, rosters, free agents, matchups, and transactions, and managing lineups, adds/drops, and waiver claims through MCP tools over stdio.

Exposes Old School RuneScape account data (quests, skills, diaries, etc.) via WikiSync and official HiScores, allowing Claude to query player progress without manual copy-pasting.

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.

An MCP server that provides access to ESPN Fantasy Basketball APIs, enabling Claude and other MCP clients to fetch league teams, rosters, free agents, matchups, NBA schedules, and live draft assistant tools.

MCP server providing access to ESPN Fantasy Baseball data, enabling league settings, rosters, player lookup, free agents, waiver claims, lineup changes, and trade management.