Softaculous offers a wide range of popular web applications for one-click installation, covering categories such as content management, e-commerce, and more. The main apps Softaculous supports include:
Content Management Systems (CMS):
WordPress: The most popular CMS for blogs and websites.
Joomla: A flexible CMS for websites and online applications.
Drupal: A powerful CMS known for its customization and scalability.

E-Commerce:
Magento: A robust platform for building online stores.
PrestaShop: An open-source solution for e-commerce.
OpenCart: A user-friendly, feature-rich e-commerce platform.

Forums:
phpBB: A widely used open-source forum software.
MyBB: A free and easy-to-use forum solution.

Wikis:
MediaWiki: The platform behind Wikipedia, for collaborative knowledge bases.

Customer Support:
osTicket: A widely used support ticket system.
WHMCS: A popular web hosting management and billing system.

Galleries:
Piwigo: A photo gallery software for image management.
Coppermine: A multi-purpose, fully-featured web picture gallery.
These apps, among others, make Softaculous a versatile tool for users looking to install and manage a variety of web applications with ease.