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scrcpy is an application for displaying and controlling your Android device through USB connection (or over TCP/IP). It is cross-platform (GNU/Linux, macOS and Windows) and does not require any root access.
scrcpy displays only the device screen but offers great performance (30~60fps) and quality (1920×1080 or above). It’s got low latency (35~70ms) and a very low startup time (less than a second).
Barcode scanner library for Android, based on the ZXing decoder
ZXing Android Embedded is a barcode scanning library for Android, using ZXing for decoding. The project is loosely based on the ZXing Android Barcode Scanner application but is not affiliated with the official ZXing project. By default, only SDK 24+ will work, even though the library specifies 19 as the minimum version. For SDK versions 19+, one of the changes changes below are required.
Screen capturing tool for Android handsets connected via USB to a desktop/laptop. It is great for fullscreen presentations, product demos, automatic screen recording, or just a single screenshot. Without root.