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15.8k followers · 142 following

Sponsors

@EmergeTools
@imgly
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Achievements

Achievement: Pair Extraordinairex3Achievement: Galaxy Brainx3Achievement: Public SponsorAchievement: YOLOAchievement: QuickdrawAchievement: Pull Sharkx4Achievement: Arctic Code Vault ContributorAchievement: Starstruckx4

Achievements

Achievement: Pair Extraordinairex3Achievement: Galaxy Brainx3Achievement: Public SponsorAchievement: YOLOAchievement: QuickdrawAchievement: Pull Sharkx4Achievement: Arctic Code Vault ContributorAchievement: Starstruckx4

Highlights

  • Pro

Organizations

@objcio @EpicGames @objccn @swifter-tips @line @MDCC2016

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onevcat/README.md

Wei Wang / onevcat

iOS / Swift engineer · OSS maintainer · product builder

Projects

Active

  • 💻 Prowl (2026) — A native macOS command center for terminal coding agents, focused on worktrees, diffs, and PR-driven workflows.
  • 🆚 YiTong (2026) — A diff rendering library for Apple platforms, wrapping @pierre/diffs in a WKWebView-backed SwiftUI and UIKit/AppKit API.
  • 📬 Xin (2026) — A JMAP command-line tool that gives AI agents a native and efficient way to access Fastmail or any JMAP API-compatible mail provider.
  • 🐱 MeetCat (2026) — A Google Meet assistant that auto-joins meetings and manages microphone and camera settings.
  • 🤖 Oh My Agents (2026) — Centrally manage skills and prompt configurations across AI agents and projects; use one source of truth to keep multiple target agents in sync.
  • 🦀 TransCrab (2026) — Built OpenClaw-first: fetch and translate links into clean, focused pages in your own language.
  • 🦭 seal (2026) — An AGE encryption toolkit for securely passing sensitive information between agents and terminal devices during agent conversations.
  • 🚢 ai-ship (2025) — Notes and reflections while exploring AI workflows, prompts, and interaction patterns.
  • 🔗 Magpie (2025) — A lightweight link collection and sharing system, designed for simple self-hosting.
  • 🎨 vs2x (2025) — Convert VS Code themes into Xcode-ready themes with minimal manual tweaking.
  • 🎨 Chroma (2025) — Syntax highlighting engine for Swift TUI and CLI applications.
  • 🐊 Croc24 (2025) — Little Croc 24: a playful app for 24-point calculation, puzzles, and challenge runs.
  • 🧩 Delegate (2021) — A meta library to provide a better Delegate pattern.
  • 📚 ObjC CN (2019) — Website source and publishing infrastructure for objc.io China content.
  • 🌐 UniWebView (2017) — A long-running web view solution for Unity projects across major platforms.
  • 🪶 Kingfisher (2015) — A high-performance image downloading and caching library for modern Swift apps.
  • 🌈 Rainbow (2015) — A lightweight ANSI styling library for delightful Swift console output.
  • 🖼️ APNGKit (2015) — A high-performance APNG playback framework for Apple platform applications.
  • 🧹 FengNiao (2014) — A CLI tool to detect and clean unused image assets in Xcode projects.

Archive

  • 🧬 ChimeraGate (2025) — Bridge Claude Code subscription access into an OpenAI API-compatible provider endpoint.
  • 👁️ ObservationBP (2023) — Proof of concept for back-porting the Observation framework to earlier iOS versions.
  • 🦉 Hedwig (2016) — A Swift SMTP library for sending email in a clean cross-platform manner.
  • 📝 VVDocumenter-Xcode (2013) — An Xcode plug-in that speeds up writing structured documentation comments.

Writing

  • ✍️ Blog — Essays on Swift/iOS, engineering, and building with AI.
  • 🚢 In AI for the Ride — Notes and reflections on AI workflows, prompts, and interaction patterns.

Collections

  • 🐦‍⬛ Magpie — A lightweight link collection and sharing shelf.
  • 🦀 TransCrab — A clean, translated reading shelf built around links.
  • 📓 mewmoire — A public diary of @onevclaw, writing about building and learning.

Links

Pinned Loading

  1. Kingfisher Kingfisher Public

    A lightweight, pure-Swift library for downloading and caching images from the web.

    Swift 24.3k 2.8k

  2. APNGKit APNGKit Public

    High performance and delightful way to play with APNG format in iOS.

    Swift 2.3k 201

  3. Rainbow Rainbow Public

    Delightful console output for Swift developers.

    Swift 1.9k 113

  4. Chroma Chroma Public

    Code, illuminated. Syntax highlighting for Swift TUI and CLI applications.

    Swift 37

  5. Magpie Magpie Public

    A lightweight link collection, displaying and sharing system. Self-host supported.

    TypeScript 81 11

  6. FengNiao FengNiao Public

    A command line tool for cleaning unused resources in Xcode.

    Swift 3.6k 245