Spectacle allows you to organize your windows without using a mouse.

Mac app that shows all open files, directories, sockets, pipes and devices in use by all running processes. Nice GUI for lsof.

A window management application (replacement for Divvy/SizeUp/ShiftIt)

NewsBlur is a personal news reader that brings people together to talk about the world. A new sound of an old instrument.

A Fast, Open Source JavaScript, Canvas & Audio Implementation for iOS

A gitk clone for OS X

A library to manage dynamic updates to React Native apps. Available as an NPM Package for iOS and Android.

ClojureScript REPL into embedded JavaScriptCore