openvpn-connect

Install command: 
brew install --cask openvpn-connect

Name: OpenVPN Connect client

Client program for the OpenVPN Access Server

https://openvpn.net/client-connect-vpn-for-mac-os/

Cask JSON API: /api/cask/openvpn-connect.json

Cask code: openvpn-connect.rb on GitHub

Current version: 3.8.1,5790

Requirements: macOS >= 10.15

Versions:

Intel tahoe 3.8.1,5790
sequoia 3.8.1,5790
sonoma 3.8.1,5790
ventura 3.8.1,5790
monterey 3.8.1,5790
big sur 3.8.1,5790
catalina 3.8.1,5790

Analytics:

Installs (30 days)
openvpn-connect 1,379
Installs (90 days)
openvpn-connect 3,787
Installs (365 days)
openvpn-connect 15,380