"Web search tools and methods that don't require API keys" matching MCP servers:

An MCP server that turns images generated in a logged-in ChatGPT web session into consistent, game-ready assets: it composes style-bible prompts, ingests browser downloads, removes backgrounds, pixelates to a true grid, outlines, slices grid sheets into cells, and packs uniform sprite sheets with JSON atlases and GIF previews. Everything runs locally in pure JavaScript with no API key or native dependencies.

Wraps the Manifold Markets public REST API into an MCP server, providing 40 tools for querying markets, users, groups, bets, comments, and more.

An MCP server that lets Claude control a Minecraft bot with 40+ actions including movement, combat, crafting, and inventory management. Built on Mineflayer, it supports Microsoft authentication, pathfinding, and auto-reconnect.

Enables an agent to locate embedded Flash or Java games (on live pages or in the Internet Archive), inspect whether they can run, fetch the Ruffle or CheerpJ runtime, package a self-contained static site, and verify playback in a real headless browser. Every step produces an evidence bundle so revived games can be hosted on any static host with claims backed by recorded results.

A source-preserving MCP server for coding agents working on Hearts of Iron IV mods, combining focus tree, GUI, and map tools with transaction safety.

An MCP server that wraps the ThreeHats Foundry VTT REST API relay so an LLM agent can author and manage Foundry VTT content, primarily creating D&D 5e creatures, through native MCP tools.

Diablo II Resurrected modding toolkit — character builder, mod build/deploy pipeline, save inspector, CASC reader, and MCP server for Claude/Codex/AI integration. Linux/Steam Deck.

Control Unity Editor from AI agents. 200+ MCP tools for GameObjects, Scenes, Assets, Materials, Prefabs, Terrain, Physics, Lighting, and more. Works with Claude, Cursor, Windsurf, VS Code Copilot — any MCP client. Zero config: just npx and go.

Enables preparing Foundry worlds and running encounters through the FoundryVTT REST API Relay, with tools for managing worlds, scenes, encounters, and table play.

Enables AI assistants to interact with AccelByte Gaming Services APIs through semantic search, detailed API information retrieval, and authenticated API execution for game backend operations.

Enables inspection of local SudokuPad replay files by exposing read-only tools that return replay metadata, filtered and paginated event timelines with undo/redo links, and full reconstructed grid states at a given action or time.

Provides Steam concurrent player trends as JSON, offering monthly player time series, growth rates across 3M/6M/12M/5Y windows, and live most-played feeds via a single REST endpoint, without needing a Steam Web API key.

MCP server for the Cocofolia TRPG tool that enables character generation, NPC batch creation, session analysis, random events, and rule assistance via natural language.

MCP server that provides tools to search Steam games by keyword, retrieve game details (price, release date, genres), and fetch player reviews with recent ratings.

Enables Claude to interact with the RuneScape Wiki through search, page retrieval, extracts, and ASCII image rendering.

A local MCP server that lets Claude fetch data from your Steam game library via the Steam Web API. All tools are read-only.

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.

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.