The Comprehensive TeX Archive Network
The Comprehensive TeX Archive Network (CTAN) is the central
place for all kinds of material around TeX. CTAN has currently
4663 packages. They have
been contributed by 2174 authors.
Most of the packages are free and can be downloaded and used immediately.
Search on CTAN
The contents of CTAN can be searched with full-text search.
This search considers the description, the documentation, and
If you want to have finer control on the parameters of the
search you can use the advanced search
This Web interface to CTAN provides a view on the directories
and files in the archive. The files and some directories as a
whole can be immediately be downloaded. You can immediately go
Contribute to CTAN
CTAN lives from the contributions of software and package
authors. Thus you are strongly encouraged to submit your
contribution to the TeX world to CTAN. You can use a Web
form to upload your contribution:
New on CTAN
An active TeX community takes care that CTAN is updated and
extended regularly. You can see what's new and even get
informed about new or updated items on CTAN.
Background of CTAN
If you are interested in the background of the Comprehensive
TeX Archive Network you can read more on
CTAN on DVD
The contents of CTAN can be obtained on DVD.
The DVD is distributed to the members of most TeX users
groups. Consider becoming a member of a users group if you
want to get it.
Did you know?
The topic letter in the TeX Catalogue has
46 packages for typesetting letters, envelopes, faxes, etc.
TeX is a typesetting program designed for high-quality
composition of material that contains a lot of mathematical
and technical expressions. It has been adopted by many authors
and publishers who generate technical books and papers. It was
created by Professor
Knuth of Stanford University, originally for preparation
of his book series
Art of Computer Programming”. TeX has been made
freely available by Knuth.
From these origins a whole eco-system of distributions, macro
packages, and supporting programs has arosen.
Download a TeX System
CTAN provides complete ready-to run TeX systems for various
- TeX Live a
cross-platform TeX system. It includes support for most
Unix-like systems, including GNU/Linux, Mac OS X,
- MacTeX an easy to
install TeX system for Mac OS X, based on TeX
Live. It also includes a native Mac installer, the TeXShop
front-end, and additional Mac-specific tools.
- proTeXt an
easy to install TeX system for Windows. It is based on
MiKTeX, with a detailed document to guide your
installation and additional Windows-specific tools.