Swift Reactive Programming.

Visual programming language written in Swift that assembles to executable Swift code.

The smartest and most beautiful (POSIX compliant) Command line framework for Swift 🤖

Swift UIKit keyboard manager for iOS apps.

Geometry, simplified.

Excel spreadsheet (XLSX) format parser written in pure Swift

macOS window management library for Swift

An open source library that lets your users draw on things - mark up images with text, shapes, etc.

Quickly search the built-in iOS dictionary to see definitions of words. Collect words you want to remember.

A demo showing how you can auto-login users to an iOS app using SafariViewController (on iOS 9) and SFAuthenticationSession (on iOS 11)

A very simple "To Do" app to illustrate the principles from my "A Better MVC" talk

Easy property-based setting of frame properties in UIView objects

UIKit for the Mac, rewritten in Swift

Quickly convert a folder containing Swift files into an iPad-compatible Playground

Blob effect implementation with UIKIt

Unit conversion library for Swift.

An Enterprise app update framework for iOS

Mac app for website auditing and crawling

Replacement for built-in Speech services. Supports playing, skipping, progress, and more

Type safe url pattern matching without regular expressions and arguments type mismatches based on parser combinators.

This is an example of Procreate's Undo and Redo gestures.

Social for humans, not algorithms.

Cocoa editor for creating commit messages

A drink tracker for iOS with Untappd and HealthKit integration.

Icro, a third-party micro.blog client.

Authenticate on OS X with iPhone Bluetooth LE.

Find and subscribe to RSS feeds.

PIN keyboard for tvOS