Where is the source available from? Or the download for that matter? Does it require a login (as one of the page kind of seems to suggest... I'm not sure, as I don't know whatever language the site is in...).
It's in Bahasa Indonesia
Main App:
Translated using Google's Translator
In order to DOWNLOAD this file please you
register and Login first.
Module:
Translated using Google's Translator
To be able to download this module
you have to donate any or you can review PHPMixBill to make a post on your blog and then report it to us.
Geez...
That's definitely not what "Free Open Source Software" means...
Thank you have visited our website.
The main application has been free ....
donation here only for financing official website (domain and hosting).
solution for not wanting to make a donation please write a review of our application on your blog / website or on this forum.mikrotik. after you write a review about our applications please contact us to get the module.
This app is a social to be developed together. Therefore we also invite volunteers who want to be the developer of this application.
sorry, my english is bad