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Hi,

I'm Ranxiu

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Independent developer building native macOS apps, AI workflows, and useful small tools.

I’m Ranxiu. I turn specific problems into products that work, get used, and keep evolving.

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Things I’ve built—and keep building.

From macOS menu bar apps to AI workflows and lightweight web products, here are a few projects that best represent my work.

  • FlashSeal

    An encrypted, self-destructing text and image sharing tool built on Cloudflare Pages, Functions, and KV.

    Privacy
    Encryption
    Cloudflare

  • TopBrowser

    A lightweight macOS menu bar browser built with WebKit.

    macOS
    Swift
    WebKit

  • TextLens

    A native macOS menu bar app that translates selected text and adds AI-powered explanations.

    macOS
    SwiftUI
    AI

Open Source

  • AgentPager

    Turn an idle Android phone into a live status terminal for Codex agents.

    141

  • recordly-voiceover

    A Codex skill for voice-cloned product demos, captions, Recordly editing, and verified exports.

  • SwiftPixelGrid

    A native SwiftUI package for expressive 3×3 pixel animations on iOS and macOS.

    2

  • skillctl

    Control which agent skills enter the model context.

  • infinity-photo-wall

    A framework-agnostic infinite photo wall engine with pannable, zoomable, tiled rendering powered by Three.js.

    1

  • AutoSort Bookmarks

    Save first and let AI automatically organize and classify your browser bookmarks.

  • Research to Video

    Turn research goals, reports, or manuscripts into reproducible HyperFrames videos with local narration.

  • vue-music-next

    A full-featured music player built with the Vue ecosystem and NetEase Cloud Music APIs.

    73

  • musicforprogramming

    A recreation of the immersive visual music experience from musicforprogramming.

    31
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Writing & Notes

Long-form notes on software, tools, and the process of building.

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