Creating WordPress Themes w/ Pinegrow
Blocs
Blocs is fast, intuitive and powerful visual web design software, that lets you create responsive websites and Wordpress themes without writing code.
Pinegrow
… a desktop app that lets you build responsive websites faster with live multi-page editing, CSS styling and smart components for Bootstrap, Foundation, AngularJS and WordPress.
Antetype - Layout aware User Interface Design
… design beautiful, responsive UIs for apps, websites and enterprise software.
Briefs
Finely crafted software for the discerning client.
LiveView for iPhone & iPad
… a specialized remote screen viewing application intended as a tool to help designers create graphics for mobile applications, it has also proven to be useful for creating quick and dirty simulations, demos, and experience prototypes.
Gradient App for OSX
The Missing Link between Web Designers and Colors
AppControls
… makes it easy to quickly create high-quality custom controls for your iOS apps, Mac apps and for the web.
Compass.app
compile Compass/Sass easily without resorting to command line interface — Compass.app helps designers compile stylesheets easily without resorting to command line interface. It is written in Java and works in Windows/Linux/Mac OS X.
Iconjar
Organize, search and use icons the easy way. Iconjar gives you the ability to store all your icons in one place, just one click away.
Icon Composer 2x
Icon Composer 2x is a replacement for Apple's Icon Composer that supports Retina Resolution Icons. On GitHub: https://github.com/lemonmojo/IconComposer2x
Icon Maker