daisydisk

Install command: 
brew install --cask daisydisk

Name: DaisyDisk

Disk space visualiser

https://daisydiskapp.com/

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

Cask code: daisydisk.rb on GitHub

Current version: 4.31

Requirements: macOS >= 10.13

Analytics:

Installs (30 days)
daisydisk 425
Installs (90 days)
daisydisk 1,247
Installs (365 days)
daisydisk 5,157