Invision - Prototyping and collaboration for design teams
Total Commander - A Shareware file manager for Windows® 95/98/ME/NT/2000/XP/Vista/7, and Windows® 3.1.
Proto.io - Create fully-interactive high-fidelity prototypes in minutes that look and work exactly like your app should. Sign up for a free 15-day trial and get started.
Double Commander - Double Commander is a cross-platform open source file manager with two panels side by side.
Zeplin - Collaboration app for UI designers & frontend developers
XYplorer - File Manager for Windows