CNCat is a simple yet powerful web resource directory script that is easy to install, configure and manage with various features.

With CNCat, you'll be able to create and manage a directory of links and articles effortlessly. You can use categories with unlimited nesting, cross-categories, and filters. You'll even have the ability to automatically check links efficiency and backward links availability, with CRON functionality included.
This software allows user comments and ratings, and also provides black and white lists of site URLs. Powerful templates for interface configuration are included, as well as support for plugins. CNCat even has special editions for WordPress, Joomla, and Drupal.
Other features include the ability to place banners and insert PHP code on pages, fulltext search through the directory, and broadcast data to RSS feeds. You can even send automatic e-mail notifications and assign directory management to moderators.
CNCat makes it easy to backup your links, articles, and configuration, and you'll be able to upgrade your directory from previous versions of CNCat (1.x to 4.x). The software is also multi-language, with an interface available in English, Czech, Russian, and Ukrainian. And, last but not least, CNCat is open source.
Overall, CNCat is an excellent piece of software for anyone looking to create a web directory. It's highly intuitive and offers a full range of features that will allow you to manage your resources efficiently and effectively.
Version 4.4.2: Comments for changes; translitiration options; W3C validated templates; friendly url's
Version 4.3.3: Links quarantine; check date search; auto displaying of static pages; main menu items management via admin interface
Version 4.3.1: Check of minimal PR when adding a link; categories displayed as a tree; info on how the link was added and by whom; import from other web-directories; additional PHP condition for banners; robots.txt check