OpenBills
Somewhat minimal invoicing software with a web UI (Somewhat supports mobile phones)
Great for small businesses, and completely free to use. Will support some really convenient features to easily organise everything
How to use
That's the neat part, you don't (it's in nightly as of now, not complete)
Contributing
Please consider contributing new features or optimizations.
To contribute, fork the project, add your feature and issue a pull request. It's that simple! apparently
Licence
Licenced under The MIT Licence
MIT: https://mit-license.org/
Copyright (c) 2021 Vidhu Kant Sharma