systemd-sysext

KatlOS: an installable, upgradeable, systemd-native Kubernetes node OS.

Host firewall for ZimaOS — a standalone module with a web UI and a live security dashboard. Default-drop INPUT allowlist + DOCKER-USER blocklist, IPv6-aware, dead-man Safe-Apply, GeoIP, threat detection.

Handy system extension manager for OSTree systems

Tailscale as a systemd-sysext for ZimaOS. Mirrors the upstream Buildroot recipe — no Docker, full subnet-router/exit-node support

Simple script that allows to create and use Systemd extensions easily for Fedora

QEMU Guest Agent as systemd-sysext; OBSOLETE: qemu-ga is now included in stable Flatcar Container Linux

Per-VM VirGL 3D acceleration switch for ZimaOS's ZVM, with a bundled GL-enabled QEMU and Mesa (CAUTION: vibe-coded)

Kubernetes node as systemd-sysext

htop as systemd-sysext

PyPy3 interpreter as systemd-sysext

Build systemd-sysext images for Grafana Alloy on Flatcar Container Linux