Lá Tre is a phonebook application. It allows you to import contacts from vCard files and delete contacts. It uses the same storage as GNOME Contacts, so contacts can be seen in both applications.
gcab is a tool and library for manipulating cabinet files. It uses the GObject API and provides GIR bindings. It supports creation of archives with simple MSZIP compression.
A 2D CAD program.
A C++ library for developing Web applications.