iTerm2 is a terminal emulator for Mac OS X that does amazing things.

KeyCastr, an open-source keystroke visualizer

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

Removed according to regulations.

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

A native macOS KeePass client

A lightweight macOS window and app manager scriptable with JavaScript

Style iOS apps with a stylesheet, similar to CSS

A Quartz Composer framework that enables interactive design prototyping without programming.

Control Google Chrome from the command line

Eero was a fully binary- and header-compatible dialect of Objective-C, implemented with a modified version of the Apple-sponsored LLVM/clang open-source compiler. It featured a streamlined syntax, …