Ibus-braille allows one to use the PC keyboard to type text in graphical desktops in a Perkins-like way, i.e. braille patterns.

This is a transitional package and can safely be removed.

x11vnc allows one to view remotely and interact with real X displays (i.e. a display corresponding to a physical monitor, keyboard, and mouse) with any VNC viewer. It has built-in SSL encryption and authentication, UNIX account and password support, server-side scaling, single port HTTPS and VNC, mDNS service advertising, and TightVNC and UltraVNC file-transfer.

Allows you to quickly search for many items present in your GNOME desktop environment (applications, Firefox bookmarks, files, artists and albums in Rhythmbox, Pidgin buddies, etc.) and perform commonly used actions on those items (Run, Open, Email, Chat, Play, etc.).

This is a transitional package. It can be safely removed.