Server security audit (413 checks), hardening, and fleet management across 4 cloud providers.
io.github.kastelldev/kastell
https://github.com/kastelldev/kastell
STDIO
No auth required
Hosted endpoint — paste into any MCP client.
Configuration this server reads at startup.
Hetzner Cloud API token (optional — only for Hetzner servers)
DigitalOcean API token (optional — only for DigitalOcean servers)
Vultr API token (optional — only for Vultr servers)
Linode API token (optional — only for Linode servers)
Where to find authoritative docs and source for kastell.
Open MCP Agent Studio and connect this server to Claude, GPT, Gemini, DeepSeek and more — no install required.
Open Agent Studio