Run more iOS simulators on one Mac by disabling background daemons a simulator doesn't need

Run MobAI mobile UI tests (.mob / Maestro flows) in CI. Free local simulator/emulator runner + BYOD remote device path.

ISO 24495 Plain Language skills and Claude Code plugin

Lightweight coding agent that runs in your terminal

Add expert SwiftUI Best Practices guidance to your AI coding tool (Agent Skills open format).

Add expert Swift Concurrency guidance to your AI coding tool (Agent Skills open format): safe concurrency, performance optimization, and Swift 6 migration.

Rewrap extension for VSCode and Visual Studio

🪨 why use many token when few token do trick. Viral skill + proxy for coding agents that cuts 65% of tokens by talking like a caveman.

The fastest macOS package manager. Written in Zig. 3ms warm installs.

Making Apple docs AI-readable

A portable, drop-in search tool that indexes any directory. Designed specifically for **AI/LLM workflows** where token efficiency matters - find what you need without reading entire files.

Jujutsu (jj) VCS support for VS Code

A Git-compatible VCS that is both simple and powerful

Entity-level git merge driver. Resolves false conflicts git invents when independent agents edit the same file. ~95% reduction vs. line-based merge.

from vibe coding to agentic engineering - practice makes claude perfect

All parts of Claude Code's system prompt, 27 builtin tool descriptions, sub agent prompts (Plan/Explore/Task), utility prompts (CLAUDE.md, compact, statusline, magic docs, WebFetch, Bash cmd, secur…

The first comprehensive reverse-engineering of Claude.ai's 37 internal tools. Full parameter schemas, platform-specific behavior across browser/desktop/Android/iOS, and reproducible discovery metho…

A complete operating system for Claude that prevents context loss and makes multi-session work reliable

A curated list of awesome Claude Skills, resources, and tools for customizing Claude AI workflows — particularly Claude Code

Public repository for Agent Skills

Async Algorithms for Swift

Xcode extension for wrapping comments

A native SwiftUI app architecture

Automated loading states in SwiftUI

Open source implementation of Apple's Combine framework for processing values over time.

Anki is a smart spaced repetition flashcard program

A Scalable, User-Friendly Source Control System.

A Kotlin API for generating .kt source files.

SQLDelight - Generates typesafe Kotlin APIs from SQL