VP Advanced User 2.0 is a Joomla user extension that adds social login and additional account-management options. Visitors can authenticate through supported services such as GitHub, Yandex, Twitter and Facebook, while the extension can also use an email address as the Joomla username. It includes its own login module, custom-field support, editable email templates and AJAX-based forms for registration and account access.

vQuiz 2.9.11 is a Joomla component for creating quizzes, surveys and other question-based tests. It supports several quiz formats, including polls, personality tests and simulation-style quizzes, and can use conditional paths to change what a participant sees next. Results can be displayed with templates or sent by email, while leaderboards and paid-quiz options make the extension suitable for educational sites, assessments and other interactive content.

DJ-Messages 1.11 is a Joomla private-messaging component that allows registered users to exchange messages directly on the website. It provides inbox-style message management with quick replies, archiving and deletion, and it can be integrated with DJ-Classifieds so buyers and advertisers can contact each other from listing pages. The interface uses AJAX for message-related actions and includes a responsive theme for use on desktop and mobile layouts.

DJ-Reviews 1.3.4 is a Joomla component for adding reviews, ratings and comments to supported site content. It can work with Joomla articles and integrates with extensions such as DJ-Catalog2, DJ-Classifieds, J2Store and VirtueMart. Administrators can define rating criteria, control who can submit reviews and display review information in modules, making it suitable for product, directory and article pages that need structured user feedback.