gmusicbrowser is a powerful graphical browser which supports libraries with a very large number of songs (over 10,000).

Gnucash provides accounting functions suitable for use by small businesses and individuals. It can track finances in multiple accounts, keeping running and reconciled balances. There is support for customer, vendor and employee processing. It has an X based graphical user interface, double entry, a hierarchy of accounts, expense accounts (categories), and can import Quicken QIF files and OFX files.

Dillo 3 is a graphical multi-platform web browser known for its speed and small footprint. It is based on version 1.3 of the Fast and Light Toolkit (FLTK) in version 1.3

xpdf is a light-weight open source viewer for Portable Document Format (PDF) files (also called 'Adobe Acrobat' or 'Acrobat' files). This is just the xpdf viewer client; various command-line pdf tools are now provided via the poppler-utils package.

GResolver is a GTK+ graphical tool for DNS queries. It allows system administrators to quickly and easily make the most common DNS queries without constructing lengthy dig commands or nslookup.