Health & Fitness Off Phone
Keep distance from your phone and stay present
Get an automatic Apple Watch reminder when you move close to your iPhone, reducing mindless scrolling and rebuilding healthier focus habits.
iPhoneApple Watch
App Store
Independent iOS Apps
Every app is born to solve one problem.
6 years of independent development experience, refining details with design and technology to keep creating simple, practical, and reliable apps.
6 Published products
100% Independent original
Apple Native experience
2190 days Continuous iteration
All Apps
My Apps
From focus habits and accessibility support to depth-sensor tools, every app is built around a clearly defined problem.
Health & Fitness 
Productivity Stay Awake Reminder
Monitor fatigue and stay alert
A fatigue reminder for study, work, exam prep, and late-night sessions that warns you when you lower your head or start dozing off.
iPhoneiPadApple Watch
App Store
Utilities Laser Measure
High-precision measuring with depth sensors
Use LiDAR and the TrueDepth camera to measure distances and dimensions for engineering, renovation, and camera focus assistance.
iPhoneiPad
App Store
Accessibility Smart Cane
Detect obstacle distance for accessible travel
Detect and identify obstacle distance in real time, giving visually impaired users a phone-based companion for safer navigation.
iPhoneiPad
App Store
Education iGrammar
AI-powered English grammar analysis
Analyze parts of speech, tenses, sentence components, moods, and clause structures to understand long English sentences more efficiently.
iPhoneiPad
App Store
Photo & Video Night Vision
LiDAR + TrueDepth camera scanning
Scan, capture photos, and record video in low-light or no-light environments while exploring night vision experiences powered by depth sensors.
iPhoneiPadApple Watch
App Store
Open Source
My open-source projects
Reusable projects shaped by app development, WebAssembly, point-cloud processing, and content-database work.
luoxuhai/pcl.js TypeScript
pcl.js
Point Cloud Library in the browser, bringing point-cloud processing to web apps with WebAssembly.
GitHub luoxuhai/chinese-novel HTML
chinese-novel
A Chinese classical novel database that organizes classic texts for search, reading, and reuse.
GitHub luoxuhai/clang.js JavaScript
clang.js
Run C/C++ code in the browser, bringing compile-and-execute workflows into frontend environments.
GitHub luoxuhai/react-native-tinykit TypeScript
react-native-tinykit
A lightweight React Native toolkit for iOS that packages essential native utilities.
GitHubContributions
My open-source contributions
Code contributions across larger ecosystems including React Native, Expo, three.js, and the Point Cloud Library.
facebook/react-native C++
React Native
A framework for building native apps with React; contributions touch mobile infrastructure and developer experience.
GitHub expo/expo TypeScript
Expo
An open-source framework for building universal native apps across Android, iOS, and the web.
GitHub mrdoob/three.js JavaScript
three.js
A JavaScript 3D library powering graphics and visualization work on the web.
GitHub PointCloudLibrary/pcl C++
Point Cloud Library
A major C++ library for point-cloud processing, 3D perception, measurement, and visualization.
GitHub