CNCat is a tool designed for creation. CNCat is easy to install, set and manage.PHP, MySql and Zend Optimizer or IonCube is required for CNCat functioning. Multi-language support is implemented at the application (the distribution kit includes English and Russian variants).Links and Articles Display: Unlimited number of links and articles. A separate page for each link/article (detailed description). Two levels of a link/article description (standard and detailed). Counting of statistics of jumps from/to the catalogue (with uncontrolled jumps protection). Counting of Google PR and Yandex CY ratings. Favourite links (several levels; displayed at the top of the list; marked by stars depending on the level). User warnings about broken links. Full-text search. Links/articles sorting by various attributes. Possibility to create additional sorting modes. Displaying links and articles on several pages (the number of entries per page is set up on the admin page). Selection of a link/article display mode (direct; redirect; direct+JavaScript) for all the catalogue links/articles and for each link/article. Enabling/disabling of detailed description for all links/articles and for each link/article. Displaying new links/articles in each category. Possibility to create additional fields of various types for a link/article description. Displaying the site icon (favicon). Elements of links/articles management in the user interface. Categories: Unlimited number of categories. Unlimited level of categories nesting. Unlimited number of links and articles in categories. Cross-categories (@ links to categories). Filters ("through" categories) (for example: language, city, country etc.) Dynamic calculation of links/articles number in categories depending on the chosen filters. Icons for categories. The site map (categories tree). Elements of categories management in the user interface. Display of links/articles in the current category and in its subcategories. Broadcasting the categories contents in RSS. Adding Links and Articles: Possibility to add links and articles to several categories at a time. Two add modes for a link/article (wizard/one-step form). Usage of CAPTCHA test for spam-protection. Check of link efficiency when adding. Check of backward links availability when adding. Automatic links/articles submission by the checking results. Adding links/articles without CAPTCHA for automatic recorders (with a hidden code). Interface Elements: Multi-language interface (language and encoding are selected by the administrator). Support of UTF-8 encoding (provided that mbstring module is available on the server). Various design templates (support of condotions; functions call; variables display). Banners at any place of a page (for example, between the links/articles). Miscellaneous: URL friendly to search engines (two types). Standard URL mode for servers without mod_rewrite support. Notifications for site administrators by e-mail. Administrative InterfaceCategories: Category tree management (creation, editing, deletion, movement). Ability to add cross-categories (@ links to a category). Manual and automatic categories sorting. Ability to disable adding links/articles to specific categories or its subcategories. Ability to move and delete groups of links/articles in a category. Detailed description of categories (META-tags; icon; textual description). Filters: Management of filters list. Management of filters values. Manual and automatic sorting of filters. Mandatory/optional filters (when adding links/articles via users' interface). Links and Articles: The list of new links/articles. The list of submitted links/articles. The list of deleted links/articles (recycle bin). The list of users' warnings about broken links. The list of duplicated links. Links/articles search by various attributes, including full-text search. Links/articles estimation by a moderator/administrator.features.phpfeatures.php Automatic links checking:E-mail delivery. Links/articles editing. Batch links/articles adding. Ability to add images from the database. Automatic Links Checking: Links efficiency checking. Retrieving Google PR and Yandex CY ratings. Retrieving the site icon (favicon). Automatic links/articles submission by the checking results. Queue for links/articles checking (adding links to queue from all sections of the administrative interface). Checking report. Moderators Support: Unlimited number of moderators. Moderator can manage links within the categories assigned to him/her. The administrator can grant access to categories and subcategories (with inheritance) to the other moderator. Permission/prohibition to manage categories. Settings: The catalogue display settings (language, design theme, sorting modes etc.). Links/articles settings (displaying, adding, checking etc.). "Black" and "white" lists of addresses (with regular expressions support). Service operations with the database (optimization, complete cleanup etc.). Ability to manage banners displaying and layout in the catalogue. E-mail send check. new! Ability to edit e-mail templates via web-interface. Design: A new engine of design templates with conditions support, global variables enabling etc. Export & Import: Export of data (links, articles, categories etc.) to XML file (GZIP). Exported data storage on the server, or file transfer to the client. Data import from CNCat 1.x, 2.x, 3.x, 4.x. Design import from CNCat 2.x, 3.x, 4.x. Miscellaneous: Possibility of PHP-code execution (plugged-in php-files at the beginning and at the end of user interface pages). E-mail notifications for the catalogue administrator and moderators. E-mail notifications for the site administrators. Ability to set up the way categories contents will be displayed in RSS. Ability to add and to store images in the catalogue database. Sitemap in XML format (sitemap.xml)Requirements: