Developer tools

(NOTE: it has been replaced by Ubercart Custom Stock Updater http://drupal.org/project/uc_custom_stock_updater)

This project allows administrators to set certain group post node types to autosubscribe the author to the group(s) when submitting a new node. Group moderation settings are honored.

Relation is an API module and storage model for both simple and the most complex relations between entities. The module can handle both directional and symmetrical relations very well.

Relations are entities and can therefore have fields. This makes Relation the most flexible and powerful relation model out there. (Still, using Relation with anything but the default SQL storage will not work in most cases.)

Sometimes you need the user to input data in a particular format like a Social Security Number or a standard US phone number.

A stripped down version of the Theme Developer Module.

This module allows you to profile your Drupal application without external PHP extension required.
Step by step code analyser with profiler summary.