Version 1.6.1 of package Systemd has just been released in NonGNU ELPA. You can now find it in M-x list-packages RET.
Systemd describes itself as: ==================================== Major mode for editing systemd units ==================================== More at https://elpa.nongnu.org/nongnu/systemd.html ## Summary: systemd mode ============ Major mode for editing systemd units in GNU Emacs. See the commentary in `systemd.el`. Installation ------------ Available as the `systemd` package on MELPA <https://melpa.org/>. In Emacs, one can locally install as a package with `make dist` and M-x package-install-file RET /path/to/systemd-VERSION.tar RET Otherwise, for either installing into one's `load-path` or a system install, do the usual make make install ## Recent NEWS: [Not available 🙁]