- https://drupal.org/project/pathauto
- https://drupal.org/project/views
- https://drupal.org/project/context
- https://drupal.org/project/panels
- https://drupal.org/project/webform
- https://drupal.org/project/devel
- https://drupal.org/project/admin_menu
- https://drupal.org/project/admin_views
- https://drupal.org/project/views_bulk_operations
- https://drupal.org/project/backup_migrate
- https://drupal.org/project/ckeditor
- https://drupal.org/project/mollom
- https://drupal.org/project/workbench
I'm finding https://drupal.org/project/admin_views pretty indispensable lately.