- CCK: http://drupal.org/project/cck - for arbitrary content type creation
- Imagefield: http://drupal.org/project/imagefield - to add a CCK field type to hold images in CCK
- Devel: http://drupal.org/project/devel
- a must for module and theme developers. Theme developers, the "Theme Developer" module provides Firebug style functionality in Drupal to develop themes. Also has a function to clear the cache.
4. Drush: http://drupal.org/project/drush
- command line utility - a must have to simplify installing andupdating modules. Requires cygwin or similar installed on Windows that enable posix/unix style commands at the windows CLI
5. Lightbox2 or Thickbox: for cool image display on screen
6. Nodequeue: http://drupal.org/project/nodequeue
- provides a few queues, site editors can use to mark certain types of content, e.g. of a list of featured content or articles that should be featured on the front page.
7. Admin Role (define and admin role and ensure that users in the admin role always have all permissions)
8. Advanced Forum: improved forum functionality, extends the Drupal core forums module. Do we need this one?
9. Advanced Help: good for the newer Drupal modules like Views. We as site developers can also use it to provide the end users with cool help functionality.
10. Flag: this can be used for bookmarks or to report inappropriate content by "flagging" the content
11. FAQ module: self explanatory
12. IMCE is a useful server side file explorer especially for images
13. LoginToboggan: essential to extend login functionality. Includes registration and password recovery.
14. Pathauto: Essential for generating readable and meaningful paths
15. Token: prerequisite for many other modules that process or translate strings.
16. Panels: Creating fancy page layouts
17. Views: Essential for retrieving, filtering and displaying nodes and other content types
18. Voting API and Fivestar: for rating content
19. Themesettingsapi Module: Drupal themes use this api to provide a themes admin and configuration screen for end users to set different options.
20. XML Sitemap: to generate standard XML sitemaps for search engines. Essential for SEO.
21. Global redirect: essential for SEO
22. Page Title: essential for SEO
23. Nodewords: provides meta tags. Essential for SEO
24. Community Tags: if community tagging functionality is desired
25. Tagadelic: the name says it all
26. Buddylist2 and/or Invite/Friends: Modules that allow a user to invite other users to be their buddy or friend
27. Privatemsg: A messaging facility that allow user to exchange one on one messages with one another. Provides an inbox.
28. Wikitools, Freelinking and Talk to provide Wiki functionality
29. WYSIWYG Editor: YUI editor from Yahoo. Install the yui and yui_editor Drupal modules or FCKEditor