- 📱 iOS developer by day, tool builder by night
- 🔧 Creator of FreeToolbox.site — 60+ free browser-based tools (PDF, images, JSON, etc.)
- 🤖 Regular contributor to Cindy — the open-source AI agent that runs on your Mac and PC
- 🌱 Merged PRs upstream into App-Store-Connect-CLI, Kingfisher, SwifterSwift, OpenClaw
- 📍 China
I mostly hack on open-source AI agents and Apple-side tooling. Repositories I've landed changes in, mostly as Cindy desktop-app work (Electron + React + TypeScript, 15 merged PRs since 2026-09):
| Repository | What I touched |
|---|---|
| makecindy/cindy | Desktop app — notifications, task navigation, find in preview, Dock badge |
| openclaw/openclaw | Shell wrapper allowlist evaluation |
| lidge-jun/opencodex | Codex project config warnings |
| rorkai/App-Store-Connect-CLI | Price points by customer price, tier pricing |
| rorkai/app-store-connect-cli-skills | asc-crash-triage skill |
| onevcat/Kingfisher | purgeFramesOnBackground for KFAnimatedImage |
| SwifterSwift/SwifterSwift | backgroundViewColor on UIStackView |
| swift-composable-architecture | Docs — navigation state types |
| chenbimo/yidash | yd_array_flatten utility |
| lvwzhen/tools | Listed FreeToolBox in the tools collection |
| Project | Description | Stars |
|---|---|---|
| UITextView-WZB | UITextView with placeholder, auto-height & image support | ⭐ 276 |
| UIView-WZB | Draw Excel-like tables with one line of code | ⭐ 125 |
| WZBGradualTableView | TableView with gradient transparency effect | ⭐ 65 |
| FreeToolbox.site | 60+ free online tools, all processing done locally in browser | 🌐 |
