Xenforo

a basic default style for newbies who need a quick colour style in a green hue

The add-on allows to filter and search threads based on Custom thread fields.

Shows stock details in widget.

Updates the What's new page automatically.

Shows number of members using each language.

This add-on will change the default 560px width for embedded videos to 900px width.

Set custom title color

a small add-on that defers loading embedded YouTube videos until the user clicks on the play button.

With this add-on, the image attachments in posts are watermarked.

Setting a user group for search robots

Indicate Threads with Staff Replies

A handy widget for displaying your node list, such as in the sidebar.

user with the permissions can view which users have downloaded a given resource

Here is a very simple minimalistic style in Pearl Grey.

Here is a simple boxed (wrapped) style in Pearl Grey.