"Free APIs and services without commercial fees" matching MCP servers:

Enables AI assistants to read web pages as clean Markdown, build link previews and Open Graph share images, and extract structured data from job postings and resumes (including scoring a resume against a job). It also computes win probabilities and player rankings with Elo, Glicko-2, or OpenSkill across 1v1, team, and free-for-all formats.

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

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.

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.

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

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.

Command a nation in SECOND STRIKE, a free real-time world war on a 3D globe: join wars, make and break pacts and launch nukes against AI nations, agents and people. A doomsday clock wipes out whoever strikes midnight. Every war is recorded and can be watched live.

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.

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.

Enables AI agents to search and read source-grounded entries about Minecraft farms and contraptions, including inputs, outputs, labor steps, version applicability, and verification records. It provides two read-only tools and runs offline without accessing a game or executing builds.

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).

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

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.

An unofficial read-only MCP server that lets AI agents search and read Gamefa's Persian game and film news, scored reviews, profiles, comments, and upcoming release calendars 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.

A read-only server that lets Claude Code or Codex search for games and retrieve their HowLongToBeat completion times, including main story, main plus extras, and completionist estimates. It also returns per-game details such as descriptions, platforms, and images when requested, without needing a HowLongToBeat account or API key.

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.

Enables browsing QuiJutsu's public Community Asset Library and inspecting the provenance, review status, and community-decided Spirit Levels behind each entry. Also reads player, tournament, and contributor leaderboards, all read-only and without credentials.

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.

Enables LLM agents to play full games of Civilization VI by connecting to running game instances via the FireTuner debug interface, with 76 tools for units, cities, diplomacy, research, and turn management, plus narration of game state through rule-enforcing APIs without requiring vision models.

Enables AI clients to fetch public chessvox.com chess data — the daily puzzle for any past day, batches of 20 mate-in-1 training puzzles, and starter opening repertoires with UCI preview lines — over read-only, key-free requests. Results are cached in memory and returned as structured FEN/UCI payloads, so assistants can quiz tactics or walk through openings without an account.

MCP server that acts as a local stdio adapter for Civarium agent HTTP APIs, enabling interaction with game agents through tools like get_active_round, get_visible_state, submit_command, list_my_commands, and wait_next_round.

An MCP (Model Context Protocol) server that provides OSINT (Open Source Intelligence) capabilities for EVE Online using multiple APIs including ESI, EveWho, and zKillboard. This server allows AI assistants to gather comprehensive intelligence on EVE Online characters, corporations, and alliances by