Android developer portal with tools, libraries, and apps

The Guava project contains several of Google's core libraries that we rely on in our Java-based projects: collections, caching, primitives support, concurrency libraries, common annotations, string processing, I/O, and so forth.

Android developers should collect the following utils.

Okio is a new library that complements java.io and java.nio to make it much easier to access, store, and process your data.

A huge set of utils for Android development.

Android common lib, include ImageCache, HttpCache, DropDownListView, DownloadManager, Utils and so on.

VerbalExpressions is a Java library that helps to construct difficult regular expressions.

This library is a version of Joda-Time built with Android in mind.

jOOR stands for Java Object Oriented Reflection. It is a simple wrapper for the java.lang.reflect package.

An adaptation of the JSR-310 backport for Android.

SNTP client for Android. Calculate the date and time "now" impervious to manual changes to device clock time.

Android port of Google's libphonenumber.

Why use Holdr?

• Because you hate typing findViewById() all the time.
• Because Butterknife requires non-zero boilerplate and doesn't work well in library projects.
• Because view holders are cool, but a pain to write.

Implementation of various string similarity and distance algorithms: Levenshtein, Jaro-winkler, n-Gram, Q-Gram, Jaccard index, Longest Common Subsequence edit distance, cosine similarity...

A collection of static methods to perform various operations including color, device, drawable, package, tasks and sdk on Android 14+ (ICS or above) devices.

reflection-no-reflection is a proof on concept to create an API that is 100% compatible reflection API, but without any reflection. Performance stuff for Android and Java.

Adroit is a smart way to develop android applications. Enhance your application development skills by providing safe checks and speed up development process.

Toolbelt is an Android library for common tools and utilities for optional values, easier logging and operations on Strings. I need these mostly boilerplate stuff for almost all of my Android projects so I decided to serve them as a library.

Never again need a .utils. package yur scurvy sea dogs!

Common re-usable module repository for the convenience of Android application development.

Stream API from Java 8 rewrited on iterators for Java 7 and below.

Includes:

• Functional interfaces;
• Stream (without parallel processing);
• Optional class;
• Objects from Java 7.

okio made easy, yo.

Android eXTentions is a lib for common Android-Code.

The aim of this project is to provide code that is used in a lot of Android-Apps over and over again this way:

• reduce code in the apps ( -> more readable )
• deduplicate code and tests ( -> save space & time )

Android library provides essential country information such as country code, dial code, country name, and flag emoji. It's based on the widely recognized ISO 3166 and E.164 standards, ensuring the accuracy and consistency of data.

Remote config management Android library powered by annotation processing and code generation.

Removes the noise from float streams using Kalman Filter. Useful to smoothen sensory data e.g.: gps location, or Accelerometer.

Library Project with utility classes that can make you more productive.

Use this library to safely create valid, correctly encoded URL strings with a fluent API.

A Small BigDecimal Comparison and Calculation Utility for Java and Android.

Helper class to provide resources - ContextCompat, ResourcesCompat, AnimationUtils, Context.resources - all in one place! 🤩🥳

Tempo is a Kotlin library for Android to get the current time from multiple sources: SNTP, GPS; or your own time source.