Looking for an alternative to Castlemap MCP? Whether you need a different runtime environment, custom authentication support, or alternative API integrations in the Location Services ecosystem, we have cataloged and compared the top alternative MCP servers below.
Flightmussy/castlemap-mcp MCP server exposes the Castlemap atlas through a hosted, stateless MCP endpoint. It supports searches, individual castle lookups, proximity queries, rankings, country counts, statistics and random selection using records derived from Wikidata. Reach for it when an agent needs structured information about castles, including coordinates, dates, categories, fame rankings and Wikipedia summaries. The hosted endpoint requires no signup or API key, and the zero-dependency server can be self-hosted with Node 18+ and a GeoJSON data file.
Direct comparison of key metrics, runtimes, authentication methods, and community popularity.
| Server Name | Runtime | Auth | Pricing | GitHub Stars | Downloads | Action |
|---|---|---|---|---|---|---|
| Remote (SSE) | No auth required | Free | 1 | — | Current | |
| npx | API key | Freemium | 1 | — | Compare → | |
| npx | API key | Bring your own API key (usage-based cost) | 462 | — | Compare → | |
| Remote (SSE) | Other | Free | 92 | — | Compare → | |
| uvx | No auth required | Free | 60 | — | Compare → | |
| uvx | No auth required | Free | 224 | — | Compare → | |
| npx | API key | Freemium | 1 | — | Compare → | |
| npx | OAuth | Freemium | 1 | — | Compare → | |
| npx | No auth required | Free | — | — | Compare → | |
| Remote (SSE) | No auth required | Free | 2 | — | Compare → | |
| npx | API key | Freemium | 35 | — | Compare → | |
| npx | API key | Bring your own API key (usage-based cost) | 19 | — | Compare → | |
| uvx | No auth required | Free | 60 | — | Compare → |