Android developer portal with tools, libraries, and apps

A star view widget to display animated ratings

CryptoPrefs is the new cutting edge Andorid library for storing encrypted preferences securely and keeping them apart from indiscrete user's eyesights.

Your keys and values are encrypted using AES/CBC/PKCS5Padding algorithm and wrapped up using standard Base64 encoding. This library focus is put on reliability, security, lightness and speed.

ASCII Art Generator generates ASCII art bitmaps and text from any selected image on android phone.

EmotionRatingView library contains EmotionView, RatingView, and GradientBackgroundView

• EmotionView - Displays an animated face that responds to a rating change.
• RatingView - Displays rating bar with animated grades.
• GradientBackgroundView - Displays a smoothly changing background with a gradient that responds to the rating change.

A fast ViewPager library.

A vertical sequence UI component for Android. Animates a progress bar to the first active step in the sequence and then periodically runs a pulse animation on that step.

Android Barcode Scanner by Google Mobile Vision Api with RxJava.

This library aims to help in creating beautiful loading dialogs with animated gifs.

A FilePicker library for Android for selecting different types of files such as images, audios, videos, documents and also to capture Images and Videos.

Extensions for Kotlin. Use the power of Kotlin to make your code smaller and beautiful.

Android studio and IntelliJ IDEA plugin that replaces default icons with drawables previews inside project view.

Easy keystore manipulation.

An easy to use TextButton when you need a TextView-like button, with handy touch feedback effects.

As the name describes, this is an Android library that you can use to show reacting badges like facebook.

A simple Android library for typewriter like effects.

Features

• Animate contents of textview as if it were typed by a TypeWriter
• Set Animation Text appearance duration
• Set TypeWriter sound effect (With or without sound)
• Set all the usual attributes of TextView and style your view.

An Android library to implement slide animated Toast messages.

Android library to get permissions with a simple line of code.

It is an Android library to notify your users about the status of the installed applications. You can inform your clients about the new versions and the new url of programs.

A collection of Retrofit convenience classes.

• Retrofit LiveData extension function
• Retrofit DSL
• Retry Call Annotation
• Cache Call Annotation

Episodie is a TV show time tracker app with unusual design. Get to know how much time you spent watching tv shows. Track easily overall progress of your favorite shows and discover new ones. Stay up to date with new premieres thanks to notifications.

Features:

• Discover new premieres, most popular shows and TOP 100 series based on IMDB list.
• Search for a TV show series without ads.
• Calculate your total time spent watching TV shows.
• Get notifications about new episodes.
• Get notification to remind you that a new tv show premiere is today.
• Mark off a season progress easily.
• Collect your favorite tv shows in your library's feature.
• Big amount of tv shows and time statistics continuously updated. All data comes from tvmaze.com database building by huge community.

An Easy to use library for managing individual fragment back stack as Instagram and Youtube does. Easily pluggable with client code, not much code change needed.

This is a custom SeekBar library on Android, which has tickMarks and tickTexts.

Awesome pattern lock view for android written in kotlin.

Features

• easy to use
• beautiful built-in styles
• fully customizable
• tiny size around 35 KB

CoolViewPager is a custom ViewPager, it contains these follow features:

1. support horizontal scrolling and vertical scrolling
2. support automatic scrolling
3. support setting auto-scrolling direction,auto-scrolling duration,auto-scrolling interval time
4. support executing notifyDataSetChanged to refresh views immediately
5. support setting the color of EdgeEffect
6. contains appropriate PageTransformer for vertical scrolling

A simple Android Library for performing encryption with AES.

Print takes an image of a view.

Get to know which class changed the value in SharedPreferences.

Create your RecyclerView adapter in just 1 line

• Reduce Boilerplate code to create adapter and holder.
• includes View Events callbacks (ClickEvent,CheckChangeEvent)

A lightweight file/folder chooser, chained calls style.

A different approach to the TextInputLayout

Instead of preserving extra space for repositioning its hint, the TextInputView will place it into the embedded EditText. The Material Design Guidelines are being respected by adapting primary- and accent colors as well as the style of the target hint.

• More space for you: Reduce the extra space for a permanent hint to an absolute minimum
• Customization: Adjust textSize, textColor, padding and overlap action of the hint
• Gravity: Support for Gravity.START (Gravity.LEFT), Gravity.END (Gravity.RIGHT) - and even Gravity.CENTER
• Compound drawables: Support for setError() and other compound drawables
• RTL: Support for right-to-left configurations
• Minimum footprint: No dependencies (other than org.jetbrains.kotlin:kotlin-stdlib-jre7)