vicnum : A flexible web app showing vulnerabilities such as cross site scripting, sql injections, and session management issues. Helpful to IT auditors honing ...
Origami Studio : Origami is a free tool for designing modern user interfaces.
Pingendo : The simplest app for Bootstrap prototyping. Create quality HTML prototypes quickly, using popular open source tools like Bootstrap, LESS, Fontawesome ...
Arora : Arora is a lightweight cross-platform web browser. It's free (as in free speech and free beer). Arora runs on Linux, embedded Linux, FreeBSD, Mac OS X...
Inkscape : Inkscape is a professional vector graphics editor for Windows, Mac OS X and Linux. It's free and open source.
Wireframing, mockups and prototyping for websites and applications
