Xbiff

Stable release

1.0.6^[1]  / 18 April 2026; 11 days ago (18 April 2026)

Operating systemUnix-like

TypeX Window System that shows a mailbox

Websitehttps://gitlab.freedesktop.org/xorg/app/xbiff

xbiff
The xbiff utility running among other default X Window System applications.
Stable release	1.0.6[1]  / 18 April 2026; 11 days ago (18 April 2026)
Operating system	Unix-like
Type	X Window System that shows a mailbox
Website	https://gitlab.freedesktop.org/xorg/app/xbiff
Repository	gitlab.freedesktop.org/xorg/app/xbiff

xbiff is a small utility for the X Window System that shows a mailbox with its flag raised whenever the user has new e-mail. It is included in almost every X Window System.