I build products,
and preserve the methods that solve real problems.

Now Medical device systems · AI workflows · Independent product experiments

Systems in operation

Starting from business problems, I work across product decisions, architecture, implementation, and continuous iteration.

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Product practice rooted in iOS

Real product screens and outcomes, with the process behind rapid product validation.

01 / Featured

Muwa Widgets

A widget product family built from scratch and shipped quickly as new iOS capabilities became available.

5M+downloads
Muwa Widgets shown in iOS Control Center
02 / iOS

AppCloak

Uses FamilyControls to turn system-level app management into a clear and dependable user experience.

iOS 18capability practice
AppCloak application management screen

Open source and tools

Rather than mixing 96 public repositories together, I distinguish 17 original projects from 79 forks and research records.

Browse 17 original repositories

Recent writing

I keep track of developer tools, AI products, and internet material worth preserving.

Open the writing archive

OwlWorks banner with Xiaof at his workstation

If you are building an interesting product, let's talk.

I welcome conversations about medical device digitization, iOS products, AI tools, user growth, and collaboration.

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