Pinned Projects

• lab: Homelab infrastructure managed as Ansible code. Runs a podman-based stack with Traefik, AdGuard, Immich, Forgejo, Vaultwarden, Jellyfin, and more. Automated updates via podman auto-update, restic backups for all stateful services.
• flunkerei: Jackbox-style party game about lying. Players answer prompts honestly, then write convincing lies to fool others. Find the truth or trick the group. Svelte frontend, WebSocket real-time multiplayer.
• teilklug: Split expenses by entering receipt line items and assigning them to friends. Handles uneven splits down to the cent.
• hgen: Define API schemas in a Rust-like syntax and generate code (TypeScript, Dart, etc.). Designed for contract-first development without the boilerplate.
• fedivis: Simulates federated protocol nodes to visualize how data propagates through the fediverse.
• schwarzloch: GPU ray tracer for Schwarzschild black holes with accretion disks. Built with wgpu and WGSL, renders gravitational lensing and Doppler beaming via ray marching.
• BWINF-37.2-Lisa_rennt: Finalist entry for Germany's national CS competition. Procedural pathfinding with collision detection so Lisa can sleep in.
• JFI-Compiler: Threw together a C-to-MIPS compiler in ~24 hours at a summer camp. Surprisingly didn't crash on the demo.