BIND9 vs PowerDNS: What are the differences?
Developers describe BIND9 as "A software for translating domain names into IP addresses". It is a versatile name server software. It has evolved to be a very flexible, full-featured DNS system. Whatever your application is, it probably has the required features. On the other hand, PowerDNS is detailed as "A DNS server, written in C++ and runs on most Unix derivatives". It features a large number of different backends ranging from simple BIND style zonefiles to relational databases and load balancing/failover algorithms. A DNS recursor is provided as a separate program.
BIND9 and PowerDNS belong to "DNS Management" category of the tech stack.
PowerDNS is an open source tool with 1.77K GitHub stars and 525 GitHub forks. Here's a link to PowerDNS's open source repository on GitHub.
bitHOUSEweb S.r.l., Groupe La Poste, and EsPresto AG are some of the popular companies that use BIND9, whereas PowerDNS is used by dotmailer, Investing.com, and Navigos group. BIND9 has a broader approval, being mentioned in 4 company stacks & 10 developers stacks; compared to PowerDNS, which is listed in 10 company stacks and 3 developer stacks.