Flexible invoicing app with customizable templates (Freebie)
https://github.com/hql287/Manta is a flexible invoicing desktop app that allows you to quickly make beautiful invoices without the need of using design software like Photoshop, InDesign or Sketch. It's geared toward people who need to make invoices from time to time such as freelance designers, developers, photographers or writers.. etc. No Internet, monthly fee required!
