### Invoice Ninja * Website : https://github.com/invoiceninja/invoiceninja * Dockerfile : Yes * Android app : [Yes](https://play.google.com/store/apps/details?id=com.invoiceninja.app) * iOS app : [Yes](https://apps.apple.com/us/app/invoice-ninja-v5/id1503970375#?platform=iphone) * Language : PHP and JavaScript