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Drupal 7 Modules

http://www.phase2technology.com/blog/drupal-6-theming-for-module-developers-suggesting-tpls-from-a-module/ A common problem that Drupal module developers run into is: creating a module with an appealing default user-interface, but also allowing designers to easily override the default UI, in a theme.

Drupal 6 Theming for Module Developers - Suggesting TPLs From a Module

Style Guide

Provides a visual testing page for Drupal themes. http://drupal.org/project/styleguide
Drupal Case Study

Drupal Tips

Drupal 6 Modules

Drupal installation profiles