grandtotal

Install command: 
brew install --cask grandtotal

Name: GrandTotal

Create invoices and estimates

https://www.mediaatelier.com/GrandTotal/

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

Cask code: grandtotal.rb on GitHub

Current version: 9.1.6.3

Current version requires: macOS >= 10.14

Analytics:

Installs (30 days)
grandtotal 24
Installs (90 days)
grandtotal 96
Installs (365 days)
grandtotal 371