Clubhouse - Serious project management tools you’ll actually enjoy using. Estimate, plan, build, and track your team’s work—all without the fuss and frustration you’re used to.
Double Commander - Double Commander is a cross-platform open source file manager with two panels side by side.
Angle Audio - Live audio conversations as a service
Total Commander - A Shareware file manager for Windows® 95/98/ME/NT/2000/XP/Vista/7, and Windows® 3.1.
Noor - Chat like you're in the office together
XYplorer - File Manager for Windows