OpenLD

OpenLD is a free extension/plugin-based directory script written in PHP.

A directory with categories and links. Like dmoz.org.

The script is simple and allows people to build and share extra functionality(extensions).

Features:
- Hierarchical Categories
- Support for language packs
- SE friendly URLs option(mod_rewrite)
- Guests can
- Submit links
- Suggest a category

- Paypal integration for paid and sponsored links
- Link validation
- IP banning
- Lots of ways to sort links
- W3C compatible
- Ability to search for links and categories
- Hashed passwords
- Cache
- Reciprocal Links
- Set the number of links per page
- An independent theme folder
- Easy to edit the directory from the admin section because of well integrated features like these
- Move categories
- Edit Categories
- Delete Categories
- Add Categories
- Move Links
- Edit Links
- Delete Links
- Add Links
 
- Language option
- Charset option
- Category columns option
- Maximum/minimum input characters option for
- Link descriptions
- Category descriptions

- Ability to select every paypal supported currency as payment currency for your paid and/or sponsored links
-  
- Ability to select template through a list with thumbnail previews
- Easy 4-step installation(license -> permissions -> configurations -> done)
- Extensions, including the two default extensions
- Email reminder
- Link details

- Word censoring list which consists of these features
- Replace words
- Ban words

- Plugins(a plugin is an extra admin page), including the default plugins
- Category Adder
- Time(an example plugin)

- Information page with information about your server and it’s software
- Support for Apache
- Support for PHP 4.3.3 and above
- Multiple database support including
- MySQL
- PostgreSQL
- SQLite