Open QR Code is an open-source, cross-platform app
Open QR Code is an open-source cross-platform application developed using Flutter as main framework used to build the application, in common C, C++, Dart, Skia (a 2D rendering engine), and Impeller (the default rendering engine on iOS), Java, Kotlin. Open QR Code allows users to generate and scan QR codes effortlessly. The app is available on Android, Windows, and the Web.
Grabs text of QR code from a screen and copies it to clipboard
This is yet another QR code reader.
It grabs code from a screen, decodes it and copies content into clipboard.
Decoded text can be formated before being copied,
so it can be easily pasted to i.e. spreadsheet application.