net-misc
net-misc / chrony : NTP client and server programs
- Support for the Network Time Protocol (NTP)
net-misc / ptpd : Precision Time Protocol daemon
- Enable NTPD cooperation
sci-geosciences
sci-geosciences / gpsd : GPS daemon and library for USB/serial GPS devices and GPS/mapping clients
- Enable net-misc/ntp shared memory interface and PPS kernel support for GPS time
sys-power
sys-power / pm-utils : Suspend and hibernation utilities
- Install support for net-misc/ntp