12 tagged system-manager, measured the same way as everything else here.
Browse within: nix 10nix-darwin 10nix-flake 10nixos 10nixos-configuration 10
Skill Claude CodeCodex
Use for 'why does X work this way', 'why we picked Y', design rationale, regressions, postmortems, or data-backed thresholds. Discovers available MCPs and queries each evidence category (source control, issue tracker, long-form docs, real-time chat, infrastructure observability, error tracking, product analytics…
Skill Codex
Operate hosts and Agent OS services through the governed systems-manager MCP provider and GraphOS delegation. Use for OS and package lifecycle, services, processes, network and disk inspection, storage or BMC health, firewall and managed-file work, agent identity, specialist registry, scheduler, watchdog, host…
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: