Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.
Total Commander - A Shareware file manager for Windows® 95/98/ME/NT/2000/XP/Vista/7, and Windows® 3.1.
allTags - allTags is a free, tag based file management application.
Double Commander - Double Commander is a cross-platform open source file manager with two panels side by side.
Tabbles - Tabbles use tags to organize and find files along with your colleagues.
XYplorer - File Manager for Windows