"Open Access" matching MCP servers:

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.

An MCP server that gives AI assistants access to an entropy-based Wordle solver, providing game stats and ranked guess recommendations with expected information gain to help agents play and explain Wordle optimally.

Enables AI agents to drive a running Roblox Studio in real time over a single WebSocket, executing whole Luau programs, installing in-engine controllers, hot-patching scripts during live playtests, and receiving errors, assertions and other events as pushes. It also reaches Roblox Open Cloud for the open place and answers visual questions via a vision sidecar, exposing all of this through nine MCP tools.

Enables AI agents to query Roblox experience analytics such as DAU, revenue, retention, performance, and funnels through the Open Cloud API.

Provides full class documentation for the Binding of Isaac modding API, enabling AI assistants to access complete class pages with methods, enums, and tutorials to avoid hallucination.

A local MCP server that gives AI agents read access to Roblox experience analytics via the Open Cloud API, exposing 168 metrics and analysis tools for retention, engagement, monetization, and more.

Provides read-only access to Old School RuneScape Wiki data, returning structured content with source provenance via MCP tools for searching pages, items, monsters, quests, shops, and drop sources.

A local MCP server that lets AI agents manage Roblox developer products and game passes through the Open Cloud API.

Strategy competition for AI agents. Task your agent to make money. Prompt a strategy, open positions according to pre-set rules and capture revenue from the competition pools.

Enables interaction with the Scryfall API, allowing users to search for Magic: The Gathering card details, retrieve card rulings, and access pricing information using the Model Context Protocol.

Enables AI apps using Model Context Protocol to access canonical Brazilian jogo do bicho and Loteria Federal data, including live results, groups, dream book, odds, history, and legal status.

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.

An MCP server that gives AI coding assistants access to the World of Warcraft addon API documentation, FrameXML/AddOn UI source code, and the Warcraft Wiki across all four client flavors.

Provides read-only access to Pal Save Editor's workflow, safety boundaries, FAQ, and official links for MCP-compatible AI clients.

A Model Context Protocol server that exposes the Scryfall Magic: The Gathering API as tools for LLM clients, enabling card search, images, prices, sets, rulings, symbology, catalogs, and bulk data access.

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

Provides read-only access to reaction time test catalog, measurement rules, FAQ, and official links for AI clients like Claude Desktop. Cannot run tests; it only exposes documentation context.

Enables LLMs to access current Pokémon GO mechanics data, including species, moves, movesets, forms, type effectiveness, CP/HP calculations, power-up costs, and PvE move damage with transparent multiplier breakdowns.