It is Debian without systemd. I don’t understand why anybody would want that. Systemd is good. Starting services with scripts is stupid. The scrips can do anything. It is hard for me to know what the scripts do. It is difficult to know if you have stopped all the things a script have started.
Dear Friends and Software Freedom Lovers, Devuan Developers are delighted to announce the release of Devuan Chimaera 4.0 as the project’s new stable release. This is the result of many months of painstaking work by the Team and detailed testing by the wider Devuan community.
https://www.devuan.org/os/announce/chimaera-release-announce-2021-10-14