Design patterns implemented in Java

#1 Locally hosted web application that allows you to perform various operations on PDF files

Termux - a terminal emulator application for Android OS extendible by variety of packages.

A browser automation framework and ecosystem.

A tool for reverse engineering Android apk files

Generate diagrams from textual description

The most widely used, high performance Minecraft server that aims to fix gameplay and mechanics inconsistencies

Vulnerable app with examples showing how to not use secrets