In this part of the history of PowerDNS, I talk about the technical developments from 2013 to 2020. Over these years many fascinating business & hiring developments also happened, but these are described in a separate post, part 3B of the PowerDNS History. Here are the earlier parts: Part 1, Part 2 For context, the 2013-2020 era is what I would describe as “PowerDNS 3.0” - how we grew from a one (or two) person company to a healthy and thriving department of Open-Xchange.