can confirm Rohan's comment re: quick_usb. in addition to not compiling, it couldn't find package:convert; i had to add convert: ^3.1.2 to pubspec.yaml, but again, regardless it didn't compile. The error i saw was "Build.VERSION_CODES.S" is an unresolved reference. Just a thought: the horrible shelf life of open-source almost makes it not worth even having. if it's OBE, broken, or otherwise incompatible with the latest stuff then we'd all be better off if it were taken down from pub/github/etc. and all mentions of its existence deleted. e.g. dart 3 compatibility