Awesome

awesome-android-dev-tools

A curated list of awesome free Android libraries, guides and help tools for developers

##Networking libraries

• Volley - Google's networking library.
• Retrofit - Fastest networking library at the moment.
• Ion - Very easy to work with. Method chaining.
• AndroidAsync - Low level networking library. Supports Websockets.

JSON parsers

• Gson - Google's library for JSON serialization/deserialization
• Jackson - JSON serliazer/deserializer
• Boon JSON - Fastest JSON library. Included in Groovy 2.3

ORMs

• OrmLite - @Annotations
• SugarOrm - Created for android only
• GreenDAO - ORM for android
• Active Android - Abstraction over SQLite
• Realm - new type of ORM. Built in C++.

Image loaders

• Ion - Built in image loading
• Volley - Built in image loading
• Universal Image Loader - Built specifically for image loading
• Image Loader - alternative to Universal Image Loader
• Picasoo - One of the best image downloading libraries which includes image transformations
• Glide - Picasso alternative. Can work with Volley.

Analytics

• Google Analytics - Android analytics for each screen.
• Flurry - alternative to Google Analytics

Crash logging

• Crashlytics - easy crash logging tool which was bought from Twitter. Easy integration and wonderful work without having to touch anything.
• HockeyApp - Paid
• TestFlight - Support for android and iOS
• AppSee - Video of the crash. Paid.
• Crittercism - Paid.