smartsynchronize

Install command: 
brew install --cask smartsynchronize

Name: SmartSynchronize

File and directory compare tool

https://www.syntevo.com/smartsynchronize/

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

Cask code: smartsynchronize.rb on GitHub

Current version: 4.6.3

Requirements: macOS >= 10.15

Versions:

Intel tahoe 4.6.3
sequoia 4.6.3
sonoma 4.6.3
ventura 4.6.3
monterey 4.6.3
big sur 4.6.3
catalina 4.6.3

Analytics:

Installs (30 days)
smartsynchronize 2
Installs (90 days)
smartsynchronize 9
Installs (365 days)
smartsynchronize 46