MIME::Base64 is an encoding and decoding of base64 strings.

Visual Perl/Tk is a GUI development solution for beginners and professionals.

Snort::Rule is a Perl extension for dynamically building snort rules.

Linux::DVB is a Perl interface to (some parts of) the Linux DVB API.

Webalizer::Hist is a Perl module to parse the webalizer.hist-file.

Libnodave is a free library to connect to and exchange data with PLCs from the Siemens S7-200, S7-300, S5, and 400 families.

Easy PHP Upload is a PHP upload class that can be used to upload files with a client browser to a remote Web server.

Open Scene Graph is a cross-platform C++/OpenGL library for real-time visualization.

Sajax is a simple toolkit to expose functions in your PHP scripts as JavaScript stubs.

XML::Sablotron::DOM is the DOM interface to Sablotron's internal structures.

Video::Xine is a Perl interface to libxine.

Net::BitTorrent::LibBT::Tracker is a Perl module to access a tracker running under libbttracker.

MRTG::Parse is a Perl extension for parsing and utilizing the logfiles generated by the famous MRTG Tool.

Algorithm::LUHN is a Perl module to calculate the modulus 10 double add double checksum.

Libsigc++ is a callback framework for C++.

libglade library allows you to load glade interface files in a program at runtime.

Authen::Captcha is a Perl extension for creating captcha's to verify the human element in transactions.

PowerBuilder:: ORCA is a Perl interface to PowerBuilder ORCA API.

GLT OpenGL C++ Toolkit 0.7 project contains classes and routines for programming interactive 3D graphics with OpenGL.

Gtk+ is a library for creating graphical user interfaces.

Template::Plugin::Java::Constants is a Perl module with constants for the Java Template plugin modules.

Test::C2FIT is a direct Perl port of Ward Cunningham's FIT acceptance test framework for Java.

libjpeg is a library of JPEG support functions.

GLib is a library containing many useful C routines for things such as trees, hashes, and lists.

Cairo is a vector graphics library with cross-device output support.