schmelczer.dev

Projects

A compact index of systems, tools, simulations, graphics experiments, and games.

  1. The Perfect Postcode dashboard with active filters on property type, price, transit time, and crime, showing a Manchester map with matching properties highlighted as a heatmap.

    Perfect Postcode

    Apply 87 filters to 25 million records under 100 ms to help inform your biggest decision.

    Article Open
  2. The frame showing a dithered landscape with a small overlay reading '2 years ago' and 'Palmeiras'.

    Frame

    Combining Immich, Home Assistant, an e-ink screen, and an overpowered Raspberry Pi for truly personal tech.

    Article Open
  3. The reconcile-text logo and tagline "Conflict-free 3-way text merging".

    reconcile-text

    Conflict-free 3-way text merging for Rust, JavaScript, and Python. Both sides' edits survive, cursors move with them, and no conflict markers appear.

    Article Open
  4. Magenta, violet, and yellow agent trails looping into a mirrored, kaleidoscopic mesh on a near-black canvas.

    Fleeting Garden

    A WebGPU slime mould simulation. Control millions of agents with your paintbrush and watch them bring your drawing to life.

    Article Open
  5. The BorgBackup logo, the word Borg in green stencil letters on a black background.

    Simple, Sophisticated Backup Strategy

    One short shell script backs up my whole home server live: betting on crash recovery instead of per-database tooling.

    Article Open
  6. SDF-2D browser demo with soft lighting effects.

    SDF-2D

    A TypeScript library that ray-traces 2D scenes built from signed distance fields. Tile-based rendering and generated shaders keep it real-time on phones.

    Article Open
  7. The Ad Astra game running on a small OLED display.

    Ad Astra

    A handheld game built from the PCB up: ATtiny85V, OLED, IR receiver. 8 MHz, 512 bytes of RAM, and a charming atmosphere.

    Article Open
  8. Screenshot from a 3D platform game written in C.

    Platform Game

    My Basics of Programming project: a 3D platformer in pure C with SDL 1.2. Destructible voxel terrain, flying enemies, and a renderer derived on post-it notes.

    Article Open
  9. Screenshot of the Avoid web game.

    Avoid

    My first browser game, and later the handout for SchDesign's JS/Canvas workshop at BME. It's trivial, yet I still enjoy playing it, so it made the cut.

    Article Open
  10. Screenshot of a generated photography site.

    Photo Site Generator

    My photo portfolio site: once PHP on a Raspberry Pi, now a Vite script turning a folder of JPEGs into static HTML. Publishing a photo costs one git push.

    Article Open
  11. Screenshot of the Fizika practice app showing topic-selection buttons over a light textured background.