Dart Implementation of The Lukashian Calendar

Lightweight, container-free sandbox for running commands with network and filesystem restrictions

A PHP engine that runs on vibes, not code.

Lightweight static analysis for many languages. Find bug variants with patterns that look like source code.

📝 A markup-aware linter for prose built with speed and extensibility in mind.

Terminal session recorder, streamer and player 📹

The official TypeScript SDK for Model Context Protocol servers and clients

A library for building applications in a consistent and understandable way, with composition, testing, and ergonomics in mind.

A project showcasing how 360 images can be converted into immersive views for a RealityKit visionOS app.

A shell parser, formatter, and interpreter with bash and zsh support; includes shfmt

A TypeScript-first, runtime-agnostic command-line toolkit for building complex CLIs — featuring a command framework, argument parser, interactive prompts, tables, ANSI utilities, and more.

miscellaneous scripts and data for concerns that span more than one of the Open Tree code repositories: integration tests, system statistics, etc.

Homebrew tap for PHP extensions 🍻

Awesome projects and resources about RealityKit

AGENTS.MD & SKILLS for vibe coding efficiently for the visionOS platform

A Swift command line tool for generating your Xcode project

A tool to enforce Swift style and conventions.

List of resources for visionOS developers!

Swift Concurrency agent skill for Claude Code, Codex, and other AI tools.

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

MCP server for Apple Developer Documentation - Search iOS/macOS/SwiftUI/UIKit docs, WWDC videos, Swift/Objective-C APIs & code examples in Claude, Cursor & AI assistants

The free AI already on your Mac. CLI tool, OpenAI-compatible server, and interactive chat — all on-device via Apple Intelligence. No API keys, no cloud, no downloads.

Gives AI agents access to React DevTools ⚛️🤖

Sandboxed tools and JS runtime for AI agents

A database of PHP security advisories

A vector search SQLite extension that runs anywhere!

Laravel compatibility preset and runner for Mago static analysis

Fast, portable, non-Turing complete expression evaluation (PHP)

Mago Toolchain integration for Intellij IDEA