PDF invoice generator in pure Ruby: https://github.com/strzibny/invoice_printer https://github.com/strzibny/invoice_printer I wanted to avoid system dependenci

PDF invoice generator in pure Ruby: https://github.com/strzibny/invoice_printer https://github.com/strzibny/invoice_printer I wanted to avoid system dependencies (browsers). A nice side effect of that it's also the fact it's faster and produce smaller documents.