rofiqsetiawan 

ShimmerLayout can be used to add shimmer effect (like the one used at Facebook or at LinkedIn) to your Android application. Beside memory efficiency even animating a big layout, you can customize the behaviour and look of the animation.

A menu of FloatingActionButton items, designed to be anchored on an AppBarLayout

Convert your TextView in ExpandableTextView with added options ReadMore/ReadLess.

A lightweight Xamarin.Android library for customizable alerts

A sweet message box designed for Android developers.

A lightweight ViewPager indicator like in Nexus 5 launcher.

A fast circular ImageView perfect for profile images. This is based on RoundedImageView from Vince Mi which itself is based on techniques recommended by Romain Guy.

A simple animation with tanslation or scale views for Xamarin.Android.

Library of Tweet UI (https://docs.fabric.io/android/twitter/tweet-ui.html) TweetMediaView component.

Simple Bottom Navigation Bar for Android.

Another floating action button menu with expand/collapse behavior. Demo available on https://github.com/rofiqsetiawan/OneMoreFabMenuDemo

Telegram and WhatsApp-like download progress indicator for Android

Fancy year and month picker library for Xamarin.Android

🔥 custom view pull to refresh. Support ScrollView, ListView, RecyclerView, WebView, and all another views, easy to use

A simple library that displays a beautiful list of all the countries allowing the user to pick the country he wishes and provide details like country code, ISO code name, currency and flag

Customizable circular progress indicator for Xamarin.Android

Automatically search for permission in AndroidManifests file and request for the same. Also, if request is cancelled it shows a popup window with alert to grant permission. Ported to Xamarin.Android by Rofiq Setiawan (rofiqsetiawan@gmail.com). You can find example on... More information

Xamarin.Android binding for Square Okio, a modern I/O API for Java

A styleable DatePicker for Android using the old spinner style (NumberPickers)

This light-weight library provides images with letter/text like the Gmail app. It extends the Drawable class thus can be used with existing/custom/network ImageView classes. Also included is a fluent interface for creating drawables and a customizable ColorGenerator.