Sample Code and Directory of libraries for Android Developers

BackStack is a light weight android navigation library for view based navigation. It supports animations and multiple multipage containers like bottom bars and view pagers.

Custom Layout Manager for Recycler View which lays out its child views in circular or elliptical fashion

Scroll Wheel functionality implemented with Circular Relative Layout

An android library to pick colors from any image loaded in an ImageView or anything drawn on a Custom View.

View-data binding on Android.

• Bind data to views with @annotations.
• Compose functional bind chains for advanced bindings.
• View holders built in.

Android Button that morphs into a loading progress bar.

• Fully customizable in the XML
• Really simple to use
• Makes your app looks cooler

A rxJava2 + ViewPager banner view for android. Automatically starts playing images and stops when on touching.

Transform any object into an async object (can be useful for VIPER).

Rx binding for AltBeacon.

Detect device shake in background (if you want), specifying sensitivity, range, counts.

This library helps android developers to implement something like iOS key value observer pattern (KVO).

A library that implements Google Play like PersistentSearch view.

• 3 modes: Toolbar with drawer button, MenuItem and Toolbar with back button
• MenuItem mode reveal animation
• Voice recognition support.
• Use android.support.v7.widget.CardView to draw background and shadow, you can set persistentSV_searchCardElevation to modify shadow size.

JPagerSlidingTabStrip - deeply modified PagerSlidingTabStrip.

• Added 3 tabStyles and possibility to customize tabStyles (JTabStyle).
• Added possibility to show unread messages (like weichat).

This demo aims shows practical way of clean architecture, MVP.

Android floating window permission compatibility library.

Create navigation drawers in your Activities and Fragments without having to write any XML, in pure Kotlin code, with access to all the features of the original library: all sorts of menu items, badges, account headers, and more.

Android RecyclerView sticky header list / grid layout manager. It supports header shadows, smooth scroll, individual sticky header state and scrollbars. Can be used as simple list layout, using one column.

ViewPump installs a custom LayoutInflater via a ContextThemeWrapper and provides an API of pre/post-inflation interceptors.

Dynamic-animation is a new module introduced in revision 25.3.0 of the Android Support Library. It provides a small set of classes for making realistic physics-based view animations.

A FileBrowser / FileChooser for Android that you can integrate to your app to browse/select files from internal/external storage.

mastodon4j is mastodon client for Java and Kotlin.