LuLu is the free open-source macOS firewall

An elegant messages UI library for iOS

Delightful, simple library for aspect oriented programming in Objective-C and Swift.

Runtime Code Injection for Objective-C & Swift

A view controller for iOS that allows users to crop portions of UIImage objects

iOS and Mac Cocoa library for communicating over USB

Make cute emoji videos with unlimited duration and share anywhere (iPhone X, XS and XS Max only!)

Convert an iOS Simulator app bundle to an iOSMac (Marzipan) one (Unsupported & undocumented, WIP)

Modern. Fast. Beautiful.

Hacked-together implementation of Shortcuts for macOS Catalina using system frameworks

AEA OTA/IPSW decryption

OpenGL based drawing view built for and used by Loose Leaf for iPad

An experiment with the private VisualPairing framework used for automatic iOS and watchOS device pairing