Java

Web application for the digitization and automation of scientific experiment data collection.

Generic visualization framework

The JDK provides all the tools needed to write, compile, and debug Java applications

The custom JRE is tailored to include only the necessary Java modules required by the application

Open Source Sudoku game for Android

Entity persistence, Queues, Topics, Actors and other distributed computing layers for FoundationDB

The Comprehensive TeX Archive Network (CTAN) is the central repository where packages related to TeX, LaTeX, Context and friends are collected. From here they find their was into the TeX distributions. This project contains the software for CTAN site (release 3.*)

Repository for the core system of shepard containing frontend, backend and documentation.

Collection of Verification Tasks

https://twoday.net

A microservice-based fintech platform for team budget management with idempotent transactions, audit logging, and asynchronous report generation

Learning and practicing core Java concepts through hands-on coding. This repository contains exercises, examples, and small projects covering fundamentals like OOP, collections, exceptions, I/O, multithreading and more

Server-less (decentralized) Virtual Private Network (Open-source alternative to Hamachi, Radmin, ZeroTier, etc.)

Lasers Enigma plugin will let you create puzzles based on lasers on Minecraft.

PromptCape — Java code obfuscation proxy for AI coding assistants (Claude Code, Cursor, Mistral). Docs, examples, FAQ. Documentation, technical articles, and Java framework examples for PromptCape — a Java code obfuscation proxy for AI coding assistants.

Mirror of the official Dropwizard repository on GitHub

Portfolio optimization and analytics API (Spring Boot)

StackGres Operator, Full Stack PostgreSQL on Kubernetes

https://stackgres.io