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: 9.2.0.2

Requirements: macOS >= 10.15

Analytics:

Installs (30 days)
grandtotal 23
Installs (90 days)
grandtotal 97
Installs (365 days)
grandtotal 397