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arn-c0de/README.md

Hi, I'm arn-c0de 👋

🇩🇪 | 🇨🇳

Developer from Germany 🇩🇪 with a focus on embedded systems, security research, and backend development.

Languages: German (native) · English (fluent)

About Me

👨‍💻 Developer focused on embedded systems, security research, and backend development.
🛠️ Primary languages: Kotlin, Python, C — with emphasis on ESP32, SDR radio, and Wi-Fi security tools.
📚 Currently expanding into C/C++ for Windows and Rust for low-level programming.
🤝 Values collaboration, continuous learning, and technical exchange.

Tech Stack

Languages

Kotlin Python C

Frameworks

Flask FastAPI

Embedded & Hardware

ESP32 Raspberry Pi Arduino ESP8266

Tools & Platforms

Windows Linux Docker Git GitHub GitLab VS Code IntelliJ IDEA

What I Work On

Development

  • 📱 Mobile & Web Apps
  • 🔧 Backend Development
  • 🛠️ Automation Scripts
  • ⚙️ API Design
  • 📊 Data Processing

Security & Networks

  • 🔐 Wi-Fi Security Research
  • 🧪 Network Monitoring (IDS/IPS)
  • 📡 SDR Radio Projects
  • 🏠 Self-Hosting Solutions
  • 🔍 Penetration Testing

Hardware & IoT

  • ⚡ Embedded Systems
  • 🔌 ESP32 / ESP8266 Projects
  • 📶 LoRa & LPWAN
  • 🖨️ PCB Design & Prototyping
  • 🏠 Home Automation
  • ✈️ Flight Simulation

Current Learning Focus

Programming & Development

  • Advanced C/C++ for Windows development
  • Low-level system programming
  • Rust programming language
  • Secure software architecture
  • Modern design patterns

Security & Engineering

  • Defensive security practices
  • Reverse engineering fundamentals
  • Project hardening techniques
  • Vulnerability research
  • Secure code review

Featured Projects

Flight Sim

AI / Agents

  • ⚡ Crawllama - Local AI agent with web- and RAG-based research

Sec - RED/BLUE

  • ⚡ GeoGrabber - Scanning, mapping, and analyzing Wi-Fi networks and Bluetooth devices with GPS

GitHub Stats

arn-c0de's GitHub Stats

Connect with Me

X YouTube

Contact

Security Issues & Vulnerabilities

📫 arn-c0de@protonmail.com

For security-related concerns, vulnerability reports, or sensitive bug disclosures.

General Inquiries

💬 GitHub Issues

For bugs, feature requests, and general project discussions, please use the issue tracker on the respective repository.

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

Pinned Loading

  1. Crawllama Crawllama Public

    CrawlLama 🦙 is an local AI agent that answers questions via Ollama and integrates web- and RAG-based research.

    Python 4 1

  2. InteractiveChecklists InteractiveChecklists Public

    Companion and standalone app for DCS World with map-based route planning and navigation, marker management, interactive Markdown/PDF checklists, annotations, notes, tab support, and live telemetry …

    Kotlin 2 3

  3. Geograbber Geograbber Public

    WiFi & Bluetooth GeoGrabber is an Android app for scanning, mapping, and analyzing WiFi networks and Bluetooth devices with GPS accuracy. Data is saved locally and can be visualized or analyzed on …

    Java 4 1