- NTP Support Wiki – developer and user community help on various NTP topics
- Leap Second Information
- THE NETWORK TIME PROTOCOL (NTP) DISTRIBUTION Handbook – ntp-4.2.8p3
- White Papers
F.A.Q – (Coming soon)
- 8 March 2016 NIST paper on Usage Analysis of the NIST Internet Time Service
- 19 Aug 2015 Interview FLOSS podcast with Harlan Stenn regarding NTP
- 5 May 2015 – Harlan’s presentation on Computers and Time: Past, Present, and Future – presented to Southern Oregon University Computer Science students.