Design patterns implemented in Java

All Algorithms implemented in Java

Ghidra is a software reverse engineering (SRE) framework

Dex to Java decompiler

Free universal database tool and SQL client

Just Announced - "Learn Spring Security OAuth":

A libre lightweight streaming front-end for Android.

🔥LeetCode solutions in any programming language | 多种编程语言实现 LeetCode、《剑指 Offer（第 2 版）》、《程序员面试金典（第 6 版）》题解

Hystrix is a latency and fault tolerance library designed to isolate points of access to remote systems, services and 3rd party libraries, stop cascading failure and enable resilience in complex di…

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

A fast dependency injector for Android and Java.

IntelliJ IDEA Community Edition & IntelliJ Platform

Modern Java - A Guide to Java 8

Image Cropping Library for Android

A configuration as code language with rich validation and tooling.

A Camera component for React Native. Also supports barcode scanning!

Server supporting the Signal Private Messenger applications on Android, Desktop, and iOS

Apache Cassandra®

🌄 A React Native module that allows you to use native UI to select media from the device library or directly from the camera.

🚀 Ultimate Android Reference - Your Road to Become a Better Android Developer

JetBrains theme of Material Theme

SVG library for React Native, React Native Web, and plain React web projects.

Source code for the Processing Core and Development Environment (PDE)

A splash screen for react-native, hide when application loaded ,it works on iOS and Android.

This is the new home of the original DDD Sample app (previously hosted at sf.net)..

A <LinearGradient /> component for react-native

Bring some 12 factor love to your mobile apps!

Open-Source Subscription Billing & Payments Platform

Angry IP Scanner - fast and friendly network scanner