The latest version 0.21 of the Tag Groups plugin features a new shortcode that creates an accordion instead of tabs:
Software
Ajax bugfixes caching drag and drop Dynamic Post Filter End of Life export ideas localization natural sorting performance PHP random sorting redirection REST API search shortcode statistics sticky post tag cloud translation update WordPress
Chatty Mango
Documentation
Tools
WordPress stuff
Other
The options are documented in the settings. As usual, please post any support requests on the official support forum.
