A cute running cat animation on your macOS menubar.

Manage macOS “Open With” defaults from the command-line.

AI agent skills for App Store Optimization (ASO) and app marketing. Built for indie developers, app marketers, and growth teams who want Cursor, Claude Code, or any Agent Skills-compatible AI assis…

A reverse engineered script and documentation for the Nelko P21 Bluetooth label printer.

A consolidated list of the Jeff Dean Facts!

Documentation formatted as skills for AI coding assistants. Includes a DocC converter for creating new skills.

A cross-platform declarative UI framework, inspired by SwiftUI.

Awesome projects, built with or for GPUI!

Run macOS on QEMU/KVM. With OpenCore + Monterey + Ventura + Sonoma support now! Only commercial (paid) support is available now to avoid spammy issues. No Mac system is required.

The Matrix protocol specification

A docker-compose like tool for Apple Container

A Tiny Linux-Compatible Kernel

Swift Macro for memberwise initializers at any access level, with default values and compile-time safety.

A security blanket for Xcode project files

Development at the speed of light

Automatic Ripping Machine (ARM) Scripts

Templates for HexFiend

hexfiend templates

taylor’s utterly obscure machine time library ⏳

decode, inspect, edit, and encode png images in pure swift

high-performance json parsing and encoding for server applications

decode, inspect, edit, and encode jpeg images in pure swift

inline ip address types

hashes, checksums, and hextools for server applications

debuggable parsing tools for performance-sensitive libraries

parse, decode, and encode BSON in pure Swift

Generate and compose commonly-used procedural noises and distributions, in pure Swift

Swift APIs for SQLite: Type-safe down to the schema. Very, very, fast. Dependency free.