Source : https://craterapp.com/
Download :
Apache73 https://www.qnapclub.eu/fr/qpkg/833
Apache74 https://www.qnapclub.eu/fr/qpkg/863
Dependency :
Apache74
About :
Crater is an open-source web & mobile app that helps you track expenses, payments & create professional invoices & estimates.
user guide : https://docs.craterapp.com