Everything you need to know to get the job.

Apache Flink

APM, Application Performance Monitoring System

Event bus for Android and Java that simplifies communication between Activities, Fragments, Threads, Services, etc. Less code, better quality.

Apache RocketMQ is a cloud native messaging and streaming platform, making it simple to build event-driven applications.

Powerful and flexible library for loading, caching and displaying images on Android.

Apache Druid: a high performance real-time analytics database.

React Native Local and Remote Notifications

EditText in Material Design

Apache NiFi

Apache Hive

[DEPRECATED] Apply background tinting to the Android system UI when using KitKat translucent modes

Java HTTP Request Library

Apache CloudStack is an opensource Infrastructure as a Service (IaaS) cloud computing platform

Electronic Circuit Simulator in the Browser

A powerful and funny android app. that streams the camera and microphone of your phone to your browser or to VLC

Emit event periodically (even when app is in the background)

Apache Solr open-source search software

A better calendar for Android

Fast computer vision library for SFM, calibration, fiducials, tracking, image processing, and more.

iOS CallKit framework and Android ConnectionService for React Native

让你的“女神”逆袭，代码撸彩妆（画妆）

This class simplifies calls to SharedPreferences in a line of code. It can also do more like: saving a list of Strings, ints, and saving images. All in 1 line of code!

🌉 Android image gallery with bottom scroll view

A face detection and recognition library for React Native. Faster and Accurate!

Comparing images with OpenCV on Android

Easy-to-use visual environment for predictive analytics. No programming required. RapidMiner is easily the most powerful and intuitive graphical user interface for the design of analysis processes.…

Java PHPass hash implementation

Appcelerator Titanium Mobile

Custom Camera & Custom Gallery for Android. Really good for developer to attach the library into application.