Xournal is a GTK+/Gnome application for notetaking, sketching, keeping a journal using a stylus on Tablet PCs and other platforms. It aims to provide superior graphical quality (subpixel resolution) and overall functionality.

Krusader is a twin-panel (commander style) filemanager for KDE. It supports mime-type, complete drag n’ drop, multiple filesystems, archives, bookmarks etc. Krusader’s GUI is intuitive, and allows an easy access to all of your file-management needs

FlashFolder extends the file-related common dialogs (e.g. open/save dialog) seen in most Windows programs. A small toolbar docks onto these dialogs that provides menus for quick access to recently-used folders, favorite folders and more.

GnuCash is a personal and small-business finance manager with a check-book like register GUI to enter and track bank accounts, stocks, income and expenses. GnuCash is designed to be simple and easy to use but still based on formal accounting principles.

gnubiff is a mail notification program that checks for mail, displays headers when new mail has arrived and allow to display first lines of new mails. Multiple protocols and frontends are supported.