An OOB interaction gathering server and client library
NaviServer, a high performance web server written in C and Tcl
Multi-platform inadyn, inadyn-advanced DDNS client fork.
One of the most advanced DNS Proxy and DNS Firewall in one product.
Dynamic DNS updater client for ddns service from dnsexit (and others).
Cloud storage management client
Windows Dynamic DNS Client
Auto update Google Domain Dynamic DNS (DDNS) services IP address
Dynamic DNS Updatescript and Web Management
Keep your record at free dynamic DNS freedns.afraid.org up-to-date.
Use Rackspace DNS as dynamic Dns
Dynamic ip address update client. The php script uses a mysql db.
An application that automatically updates A-Records for certain hosts.
Java Dynamic DNS Client. Platform independent.