Sublime Text

Text Editing, Done Right

ALM / Quality Center
Jira Capture

A visual feedback and testing tool.

Hola Unlimited Free VPN

Google Addon

Web Sequence Diagrams

Diagram creation

Bizagi Modeler

Diagram creation for modeling systems

Dia Diagram Editor

Free drawing software for Windows, Mac OS X, and Linux

Yed Graph Editor

High-quality diagrams made easy

graphviz

Open source graph visualization software