There are 2 repositories under android-opencv topic.
This is sample code for object detection using OpenCV on android
An Android Studio project which has a module that contains OpenCV SDK files ported and configured to use CMake and Android Gradle plugin 2.3.1 or above, making it easy to include OpenCV into Android applications.
Android app that solves the Rubik's cube by scanning it with the phone's camera
Gradle Plugin that will automate retrieving the Android OpenCV SDK and linking it to the project, making it easy to include OpenCV into Android applications.
This is a android project to recognize car license plate from camera or video file.
Android OpenCV 4.5.1 + SIFT Tutorial
Simple documents scanner app, written in Kotlin
Document Scanner using react native and OpenCV.
Akaze Feature Extraction from live camera feed