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Note (April 2026): Currently working heavily on private projects — the profile may look inactive, but I'm still reachable.

🇩🇪 working primarily on Android and web applications, embedded systems, and backend development.

Languages: German (native) · English (fluent) Focus: Kotlin, Python, C (ESP32, SDR, Wi-Fi) · Learning: Rust, C++ (Windows)

• Programming: Rust, C/C++ (Windows), Low-level, Java/Kotlin, Design Patterns
• Security: Reverse Engineering, Hardening, Research, Secure Code Review

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• 📈 ANPS-TradeMeUp - LLM-powered AI News Prediction System for short-to-medium term market forecasting, featuring real-time analysis and a Dash-based monitoring dashboard. License: Proprietary source-available (strict).

• 🤖 CrawlLama - Local AI agent that answers questions via Ollama and integrates web- and RAG-based research.

• 📊 A-AIO-process-optimization-and-training - This is a testing / prototyping repository for experimenting with AOI/AI concepts and implementing them as clean, reproducible building blocks. License: Proprietary. No permission is granted to use, copy, modify, or distribute this software without prior written permission.

• ESP32-LABs - is a collection of ESP32-based educational and experimental labs for security research, training, and prototyping. The repository hosts current projects and will continue to host future labs covering offensive and defensive techniques, safe experiments, and red-team/blue-team exercises.

• ⌨️ ESP-ProMicro-HidKey - A multi-password USB HID keyboard emulator for the Arduino Pro Micro (ATmega32U4). Different button press sequences trigger predefined passwords, typed automatically over USB.

• 💾 ESP32-Multi-OS-Launcher - Minimal firmware launcher that allows installing and switching between different ESP32 firmware builds from an SD card. Intended for projects where multiple applications are too large to fit in flash simultaneously, enabling the user to select and flash the desired firmware at boot.

• 📡 ESP32-LoRa-Mesh-Server - ESP32 LoRa Mesh Server is a minimal, professional implementation of a multi-hop LoRa mesh network with optional AES-256-GCM encryption and OLED status display. It provides easy-to-use serial commands, automatic message rebroadcasting, and low-memory footprint for ESP32 LoRa32 devices.

• 🛩️ InteractiveChecklists - DCS-World companion and standalone app

• 🎮 ZombieEscape - 🧟‍♂️ ZombieEscape is a location-based zombie survival game for Android. Explore real-world maps, loot buildings, fight zombies, and survive in a persistent open world using GPS or joystick controls. Built in Kotlin.

Copyright (c) 2026 arn-c0de. All rights reserved.

This repository is distributed under a proprietary source-available license. See LICENSE for full details.

All security-related projects are strictly for educational and research purposes.