Design patterns implemented in Java

Spring Boot helps you to create Spring-powered, production-grade applications and services with absolute minimum fuss.

All Algorithms implemented in Java

Getting Started with Spring Boot 3:

This project is deprecated and stale. The latest ExoPlayer code is available in https://github.com/androidx/media

Open-Source Web UI for Apache Kafka Management

Angry IP Scanner - fast and friendly network scanner

Roadmap to becoming a Java developer in 2026

Apache Struts is a free, open-source, MVC framework for creating elegant, modern Java web applications

Java program to retrieve server certificate that can be added to local keystore

A java client library to access Exchange web services. The API works against Office 365 Exchange Online as well as on premises Exchange.

A Simple Java Blockchain for educational purposes.

Multi-gateway payment processing library for java

List of Maven examples

JavaFX Example Projects

JspMyAdmin 2 - A Java Web tool for MySql database administration

For more info, check my blog:

A cookbook of simple Java design patterns.

Struts2 Examples

Customer relationship management system

JVM Meetup 24 at DANA

Clean Architecture with SpringBoot and Maven MultiModule

A Struts2 plugin for creating PDF-s from HTML-s, JSP-s, FreeMarker templates and Apache Tiles definitions.

Simulator untuk aplikasi tagihan

Spring Boot 3 JWT Security

Spring Boot Parking System

a calculator app, created with quarkus, h2, and html + js. Displaying a CRUD functionalities on quarkus.

REST Microservices architecture for E-commerce with Spring boot, Cloud and multiple modules