opendnsupdater

Install command: 
brew install --cask opendnsupdater

Name: OpenDNS Updater

Dynamic IP updater client

https://support.opendns.com/hc/en-us/articles/227987867

Cask JSON API: /api/cask/opendnsupdater.json

Cask code: opendnsupdater.rb on GitHub

Current version: 3.1

Current version requires: macOS >= 10.11

opendnsupdater is built for Intel macOS and so requires Rosetta 2 to be installed.
You can install Rosetta 2 with:
    softwareupdate --install-rosetta --agree-to-license
Note that it is very difficult to remove Rosetta 2 once it is installed.

Analytics:

Installs (30 days)
opendnsupdater 11
Installs (90 days)
opendnsupdater 20
Installs (365 days)
opendnsupdater 62
Fork me on GitHub