This is the Debian prepackaged version of Darren Hiebert's ctags utility. This package was originally put together by Heiko Schlittermann , from the sources found on Darren's site as http://fly.hiwaay.net/~darren/archives/ctags-3.1.2.tar.gz It has been repackaged from scratch by Wichert Akkerman using the sources from http://ctags.sourceforge.net/, and is now maintained by Colin Watson . Copyright (C) 1996-2007 Darren Hiebert Exuberant Ctags is licensed under the GNU GPL 2. On Debian systems you can find the text for this license in /usr/share/common-licenses/GPL-2 .