Projects

JellySwipe

C#, .NET, JavaScript

Tinder for your Jellyfin library. A native plugin where everyone swipes on their phone, and the first title everyone likes starts playing on the TV.

• Native Jellyfin plugin, served inside the Jellyfin web UI with its own sidebar entry.
• Lobbies: pick libraries and genres, everyone joins from their phone and swipes.
• Tinder-style cards with drag physics, stamps, rewind and a match screen.
• The first title everyone liked can start playing on the TV automatically.
• Builds for Jellyfin 10.9 through 12; open source since v0.2.0.

• Jellyfin
• plugin
• open source

GitHub

Greissler

Python, SQLite

Austrian supermarket price comparison with price history, flyer parsing, barcode scanning and a price index.

• Collects prices daily from Austrian supermarkets, with a weekly deep crawl.
• About 50,000 products, 58,000 offers and 64,000 price observations so far.
• Parses BILLA and BILLA PLUS flyer PDFs into offers.
• Favourites, a price index, barcode (EAN) scanning and Google login.
• Runs on a 1 vCPU container with SQLite in WAL mode, a watchdog and encrypted backups.

• scraping
• data
• web app

WiggleWorks

TypeScript, Three.js

Turns any 3D model into a print-in-place flexi toy. It finds the spine, cuts segments and fits ball-and-socket joints.

• Accepts STL, 3MF, GLB, OBJ and PLY, including the unwelded meshes AI generators produce.
• Finds the model's spine, cuts it into segments and fits ball-and-socket joints.
• Prints as one job with no assembly.

• geometry
• 3D printing

Knowledge Graph RAG

Python, Neo4j, Ollama

Retrieval over a Neo4j knowledge graph built from EPUBs, where every answer carries verifiable citations. Runs fully offline.

• Builds a Neo4j knowledge graph from EPUB books.
• Every answer cites the exact passages it came from, so claims can be checked.
• Fully local: Ollama models and no cloud APIs.

• RAG
• knowledge graphs
• LLM

ShelfStudio

TypeScript, Three.js

Design 3D-printable shelf supports that a real wooden board slots into, starting from a photo of the board.

• Detects the wooden board from a photo to get its real dimensions.
• Parametric multi-tier supports with geometric patterns.
• Exports watertight STL and GLB.

• parametric design
• computer vision

Save Sync Manager

Electron, Syncthing

A desktop app that keeps game saves in sync across PCs over Syncthing.

• Electron desktop app that maps each game's save folder onto a shared Syncthing folder.
• Keeps six games in sync across Windows and Linux PCs.
• Launcher integration, so saves sync before and after a session.

• desktop
• sync

Homelab

Proxmox, Docker, Caddy, Syncthing

A two-node Proxmox cluster running more than twenty self-hosted services, documented as runbooks.

• Two Proxmox hosts with VMs and LXC containers, Proxmox Backup Server and a 16 TB NAS.
• Media, photos with on-device ML (Immich with OpenVINO on an iGPU), Home Assistant with Zigbee, and dashboards.
• Local LLM and video-generation workloads on a desktop GPU.
• Every service has a runbook, and incidents get written postmortems.

• infrastructure
• self-hosting
• Linux