Similar to GNAT

AIGLX

Alien (file converter)

Apache Axis

Apache OpenNLP

Apache POI

AppleWin

BootX (Apple)

Chrony

Courier Mail Server

Cowsay

CUPS

Cyrus IMAP server

Debian Almquist shell

DirectFB

Dovecot (software)

DSpace

Dvd+rw-tools

Device independent file format#DVI-to-PDF converters