Network UPS Tools
These programs are part of a developing project to monitor the assortment of UPSes that are found out there in the field. Many models have serial ports of some kind that allow some form of state checking. This capability has been harnessed where possible to allow for safe shutdowns, live status tracking on web pages, and more.
You can contact the maintainers of this package via email at
nut dash maintainers at fedoraproject dot org.