CoreDNS is a DNS server/forwarder, written in Go, that chains plugins. Each plugin performs a (DNS) function. CoreDNS is a Cloud Native Computing Foundation graduated project. CoreDNS is a fast and flexible DNS server. The key word here is flexible: with CoreDNS you are able to do what you want with your DNS data by utilizing plugins. If some functionality is not provided out of the box you can add it by writing a plugin.
Public-DNS.org is a multi-user web based DNS management system. It is the software behind the http://www.Public-DNS.org free public dns service. Great for ISP's and service providers as an extra service to offer their clients, but can be used by anyone.
TheGlobalAddressBook (TGAB) is a Firefox extension using ENUM according to IETF RFC 3761 to provide a globally available, extremly scalable and reliable public addressbook directory.
JNeta is a Java WebStart client that can easily run light server and client components like HTTP, FTP, DHCP servers and so on. It aims to be a complete extensible plaftorm on server and client side thanks to its plug-in architecture.
Java servlet that permits a client to update a hostname for a dynamic IP address. Intended for use where the user has the ability to update DNS directly, such as a friendly name server. Uses plugins for authentication and performing the updates.