Independent developer
Product design & development
Simple, useful, human-scale software.
Things I've designed, built and shipped.
01
Feel 911
A slow, healing drive through quiet landscapes — a real-time 3D world with real physics underneath.
Three.jsRapier PhysicsWebGL
02
Crystal Music Player
Music you can watch. Every track grows into crystal pillars that move with the sound.
WebGLWeb Audio
03
LabGen
Turn any image into a production-ready AI prompt — and keep your whole prompt library in one place.
AISaaS
04
Codex Maple Story Pet
A MapleStory-style pixel pet that lives in your browser — hatched, raised and evolved with AI agents.
AI AgentsPixel Art
Favori is a one-person company. No teams, no overhead — one developer who cares about the whole product, from the first sketch to the last deploy.
Favori Yuan
I focus on the complete product development cycle — turning an idea into something people actually use. Simplicity, utility and quality are the only metrics I optimize for. When a project is worth doing, I build it all the way to production.
- Favori LLC — One-Person Company (OPC)
- Independent developer, design through engineering
- Idea → design → build → launch, end to end
- A web where software is simple, useful and human — built one product at a time.