Common framework for Android development

1. Cache

• DiskLruCache     Java implements LRU-based disk cache

2. Image loading

• Android Universal Image Loader   is a powerful library for loading, caching, and displaying images

• Picasso  is a powerful image download and cache library

• Fresco   a library for managing images and the memory they use

• Glide    is a library for image loading and caching

3. Image processing

• Picasso-transformations  A library that provides various image transformations for Picasso

• Glide-transformations    is a library that provides various image transformations for Glide

• Android-gpuimage     OpenGL-based Android filter

4. Network Request

• Android Async HTTP   Android Async HTTP Library

• AndroidAsync     asynchronous Socket, HTTP (client + server), WebSocket, and socket.io libraries. Based on NIO instead of threads.

• OkHttp is   a Http and Http/2 client

• Retrofit     type-safe Http client

•   Android asynchronous network request framework and image loading framework launched by Volley Google

5. Network Analysis

• Gson     is a Java serialization/deserialization library that converts JSON and Java objects to and from each other

• Jackson  Jackson can easily convert Java objects into json objects and xml documents, and can also convert json and xml into Java objects

• Fastjson     A fast JSON parser/generator on Java

• HtmlPaser    a way to parse a single standalone html or nested html

• Jsoup    a library for parsing html with the best of DOM, CSS and jQuery

6. Database

• Lightweight ORM java package for OrmLite  JDBC and Android

• Sugar    handles Android databases the super easy way

• GreenDAO     , an ORM solution for briskly mapping objects to SQLite databases

• ActiveAndroid    provides persistence for Android SQLite with Active Record

• A lightweight wrapper for SQLBrite     , SQLiteOpenHelper and ContentResolver

• Realm    Mobile Database: An Alternative to SQLite and ORM

7. Dependency Injection

• ButterKnife binds  Android views and callback methods to fields and methods
  

• Dagger2  A fast dependency injector for Android and java.

• AndroidAnotations    for rapid Android development. easy to maintain

• RoboGuice    Google Guice for Android Platform

8. Charts

• WilliamChart     Android library for creating charts

• HelloCharts  Android chart library compatible to API8

• MPAndroidChart   A powerful Android chart view/graphics library

9. Background processing

• Tape     is a brisk, transactional, file-based FIFO library

• Android Priority Job Queue   A work queue specially designed for Android to easily schedule tasks

10. Event Bus

• EventBus     Android-optimized event bus that simplifies the communication of activities, fragments, threads, services, etc.
  

• Otto     , an enhanced event bus based on Guava

11. Reactive programming

• Reactive Extensions on RxJava   JVM

• RxJavaJoins  provides Joins operation for RxJava

• RxAndroid    A responsive extension on Android that adds Android thread scheduling on top of RxJava

• RxBinding    provides API for binding Android UI with RxJava

• Reactive Programming on Agera    Android

12. Log Framework

• Logger   is simple, beautiful and powerful logging tool for Android
  

• Hugo     annotated trigger methods on debug builds for logging

• Timber   a small, extensible logging tool

13. Test Framework

• Mocking unit testing framework written by Mockito  Java
  

• Robotium     Android UI Testing

• Robolectric  Android Unit Testing Framework

Android comes with many testing tools: JUnit, Monkeyrunner, UiAutomator, Espresso, etc.

14. Debug Framework

• Stetho   's bridge for debugging Android apps, enabling debugging with Chrome DevTools

15. Performance optimization

• LeakCanary   memory leak detection tool

• ACRA   Android App Crash Report