Notepad++ - A free source code editor which supports several programming languages running under the MS Windows environment.
FilterGrade - Gorgeous photography filters for Photoshop
Sublime Text - Sublime Text is a sophisticated text editor for code, html and prose - any kind of text file. You'll love the slick user interface and extraordinary features. Fully customizable with macros, and syntax highlighting for most major languages.
CSS Hat - Turn layers from Photoshop CC 2014 to code instantly.
UltraCompare - UltraCompare is the name of an advanced level of file and folder comparison platform that is loaded with an advanced level of features and functions.
Stylizer - A productivity-focused real-time CSS editor for serious web developers. Mac OS X and Windows.