a logging framework for Drupa
If you find the fonts of your Drupal site quite boring. The @font-your-face module could make the text of your Drupal site more fun.
Drush Views, the Drupal Shell Views interface, allows you to list, import and export views from the command line.
Enables the presentation of user registration, site wide contact, or node creation forms in blocks.
This module defines the "hierarchical_select" form element, which is a greatly enhanced way for letting the user select items in a hierarchy.
Provides a media thumbnail browser for editors to select nodes for fields and inline inserts of embedded nodes. This module works in conjunction with CCK's Nodereference, Views, and WYSIWYG, creating a popup widget for editors that displays a browser of nodes installed on the site, allowing for easy embeds.