In the open
What I'm building, thinking, and using.
Vibe-coded products that bring ideas into daily life, thoughts that don't fit in a paper, and tools that solve real needs I've run into. Shared in the hope it helps anyone with similar needs.
Products
Small things I built with AI, for myself first.
Writings
Notes from real working sessions — looser than papers.
Welcome to HengyuLab
What this site is, what it isn't, and why I'm building in public.
Why I built Pixport
Three visas in a row, six photo specs, and one weekend project.
Knowledge Objects: a substrate sketch
Why human–AI collaboration needs a non-linguistic substrate, and what that looks like in practice.