Looking for an alternative to UK Companies House (Registrum) no API key? Whether you need a different runtime environment, custom authentication support, or alternative API integrations in the Developer Tools ecosystem, we have cataloged and compared the top alternative MCP servers below.
UK Companies House (Registrum) - no API key MCP server exposes enriched UK company data through hosted or local MCP connections. It provides company search, profiles, iXBRL-derived financial figures, directors, PSC records, ownership chains, shared-director networks, and ECCTA verification status. Use the hosted endpoint for quick, anonymous queries, or run the npm package with a Registrum key for local access and higher usage needs. Responses are JSON and server-side caching, throttling, and outage handling are managed by Registrum.
Direct comparison of key metrics, runtimes, authentication methods, and community popularity.
| Server Name | Runtime | Auth | Pricing | GitHub Stars | Downloads | Action |
|---|---|---|---|---|---|---|
U UK Companies House (Registrum) no API key (Target) | npx | Free/None | Free | 1 | — | Current |
| npx | Free/None | Free | 13 | — | Compare → | |
| npx | Free/None | Free | 2,661 | — | Compare → | |
| npx | Free/None | Free | 74,283 | — | Compare → | |
| npx | Free/None | Free | — | — | Compare → | |
| npx | API key | Bring your own API key (usage-based cost) | 28,216 | — | Compare → | |
| uvx | No auth required | Free | 745 | — | Compare → | |
| npx | Free/None | Free | 9,193 | — | Compare → | |
| npx | No auth required | Free | 825 | — | Compare → | |
| npx | Free/None | Free | 1,038 | — | Compare → | |
| npx | Free/None | Free | 4 | — | Compare → | |
| npx | No auth required | Free | 408 | — | Compare → | |
| npx | Free/None | Free | 1,026 | — | Compare → |