Sample Code and Directory of libraries for Android Developers

Another approach to create NavigationDrawer with Material concepts.

async-expandable-list contains 2 View classes: CollectionView and AsyncExpandableListView.

AsyncExpandableListView displays a list of headers and loads a sub-list under a header when a header item is clicked. The loading of sub-items can be done asynchronously and there are callbacks to populate the data into the list when it's done loading.

This is a demo project on Flatbuffers. Flatbuffers is an android parsing library which is much faster then GSON.

This project explains how to setup flatbuffers and use them to serialize and deserialize the models.

Gradle script for downsizing graphical assets in development builds

Usually you don't care how big the deployed APK is. However, if you are using metered connection and remote ADB, it would be good idea to build possibly smallest APK file.

Uglyfier for Android is a gradle script which will shrink all image resources in your application during build. It will look ugly, but image files will be 10 times smaller. Ninepatch (9-patch) PNGs are fully supported, with transparency preserved!

Animated Time View like Timely app.

Circle progress view. Can be used as button.

Android Code Highlighter.

How to create instagram like Gradient color transition in android.

This is an Android Library for developer to use customized recyclerview with many features, like easy use Empty view, Refresh view, Floating Action Button, Load more. So all these features contain in one recyclerview.

In short, this is a GraphQL request JSON body builder for Kotlin. It will generate the JSON string for request body that work with GraphQL Server.

An easy way to check the settings before requesting location using RxJava. Based on Android-ReactiveLocation.

Gradle Script Kotlin provides support for writing Gradle build scripts using JetBrains' Kotlin language. It aims to provide Gradle users with a rich, flexible and statically-typed approach to developing build logic in conjunction with the best IDE and tooling experience possible.

Official Android SDK to support:

• Ride Request Button
• Ride Request Widget
• REST APIs

An ImageView can auto scroll with device rotating.

History Provider is a simple library that stores your typed history inside a Database using the concept of Content providers, making the history database available to any application in the phone.

Android library to make notes drop, visualization for music players.

Exception handling is always a cumbersome but unavoidable part of dealing with disk cache on Android. Complex error handling not only makes your code hard to understand, but also prone to developer errors. IgDiskCache is a fault-tolerant Android disk cache library that helps simplify the error handling logic and makes your file caching code cleaner and much easier to maintain.

Redexer is a reengineering tool that manipulates Android app binaries. This tool is able to parse a DEX file into an in-memory data structure; to infer with which parameters the app uses certain permissions; to modify and unparse that data structure to produce an output DEX file.

Backport of Optional to Java 6+

SuperToolTips revisited, basically, stylized tooltips to give users clues, cues, or help information.