surge@4

Install command: 
brew install --cask surge@4

Name: Surge

Network toolbox

https://nssurge.com/

Cask JSON API: /api/cask/surge@4.json

Cask code: surge@4.rb on GitHub

Current version: 4.11.2,2016,b4c9dad3472594b01ef3d8ac9b05c78e

Requirements: macOS >= 10.13

Conflicts with casks:

surge 6.2.0,8310,710082... Network toolbox Surge

Analytics:

Installs (30 days)
surge@4 3
Installs (90 days)
surge@4 10
Installs (365 days)
surge@4 56