We introduced various categories to focus on specific types of content management system in our surveys.

Most popular content management systems among the top 1000 websites:

1. WordPress
2. Drupal
3. Adobe Experience Manager
4. MediaWiki
5. Joomla

Market shares of content management systems amongst the top 1000 sites:

1. WordPress, 2. Drupal, 3. Blogger, 4. vBulletin, 5. MediaWiki