Head to head
Arcstone Sidecar vs npm Registry MCP Server
Same numbers we show everywhere else, lined up. Ratings come from users, the grade comes from our scanner, adoption comes from public registries.
No reviews yet
Deterministic execution boundary and reference MCP sidecar for Arcstone Security Stack
Full listing
No reviews yet
npm registry MCP server — package intelligence, security audits, dependency analysis
Full listingThe short version
Neither has been reviewed yet, so the comparison rests on the scan and the public usage numbers. The safety scan favours npm Registry MCP Server (83/100 against 65). npm Registry MCP Server has noticeably more public adoption.
| Arcstone Sidecar | npm Registry MCP Server | |
|---|---|---|
| User rating | No reviews yet | No reviews yet |
| Safety grade | C65/100 | B83/100 |
| Adoption | New | Growing |
| GitHub stars | 0 | 2 |
| Downloads / week | – | 1.3k |
| Runs where | Your machine (local) | Your machine (local) |
| Gateway-ready | No | No |
| Tools | — | 64 |
| Write actions | — | 10 |
| Price per call | Free | Free |
| Licence | Apache-2.0 | MIT |
| Last release | 2026-09-18 | 2026-09-14 |
| Category | Security | Security |