The OWASP Mobile Application Security Testing Guide (MASTG) is a comprehensive manual for mobile app security testing and reverse engineering. It describes technical processes for verifying the OWA…

The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.

Square’s meticulous HTTP client for the JVM, Android, and GraalVM.

🚀  A strongly-typed, caching GraphQL client for the JVM, Android, and Kotlin multiplatform.

🔒 Consolidating and extending hosts files from several well-curated sources. Optionally pick extensions for porn, social media, and other categories.

Catch common Java mistakes as compile-time errors

BugSnag crash monitoring and reporting tool for Android apps

Framework for quickly creating connected applications in Kotlin with minimal effort

SpotBugs is FindBugs' successor. A tool for static analysis to look for bugs in Java code.

Google's common Java, C++ and JavaScript library for parsing, formatting, and validating international phone numbers.

Static code analysis for Kotlin

A fast dependency injector for Android and Java.

A collection of samples to discuss and showcase different architectural tools and patterns for Android apps.

A topic-centric list of HQ open datasets.

GPP is Android's unofficial release automation Gradle Plugin. It can do anything from building, uploading, and then promoting your App Bundle or APK to publishing app listings and other metadata.

Display and control your Android device

Urban Airship Android SDK

Cheatsheets for web development - devhints.io

Render After Effects animations natively on Android and iOS, Web, and React Native

Gradle plugin that generates Checkstyle, PMD, CPD, Lint & Ktlint Tasks for every subproject.

✨⚡️ A feature-rich GraphQL Client for all platforms.

Video.js - open source HTML5 video player

A Gradle plugin to report the number of method references in your APK on every build.

Multiple samples showing the best practices in camera APIs on Android.

Shows how to use the Scanners

The Cyber Swiss Army Knife - a web app for encryption, encoding, compression and data analysis

A memory leak detection library for Android.

From Java To Kotlin - Your Cheat Sheet For Java To Kotlin