A color picker component for Cycle.js

Our narrator bot.

A collection of plugins for SlateJS, maintained by ConvertKit

Fast and Simple Email Client

Balance Open: A GPL3-licensed macOS menu bar app for all the world’s currencies.

My fork of GitUp, which I use daily

RSS reader for macOS and iOS.

Elegant transition library for iOS & tvOS

The game of chess and an AI opponent written in untyped lambda calculus... and it's a quine

🚫 Stop saying "you forgot to …" in code review (in Ruby)

OpenSim is an open source alternative to SimPholders, written in Swift.

Get a full fake REST API with zero coding in less than 30 seconds (seriously)

An easier way to compose attributed strings

Modern concurrency tools including agents, futures, promises, thread pools, supervisors, and more. Inspired by Erlang, Clojure, Scala, Go, Java, JavaScript, and classic concurrency patterns.

Generate test coverage reports for Xcode projects & hook it into CI.

A unique way to communicate with people around the world

🔥 Learn some Swift

Cross-platform libraries for RubyMotion

This maintains proposals for changes and user-visible enhancements to the Swift Programming Language.

The Swift Programming Language

The Swift code generator for your assets, storyboards, Localizable.strings, … — Get rid of all String-based APIs!

Google core libraries for Java

A NSFetchedResultsController implementation for Realm written in Swift

A rich text editor for everyday writing

Export your Live Photos as animated GIFs.

The missing Swift version manager, inspired by chruby.

Changes the current Ruby

A library for increasing the speed and urgency of your development in Swift.

A framework for advanced NSOperations usage

An open source, beautifully designed Hacker News client for iPhone