Mockup
This theme is designed for site builders to easily visualize block placement in their designated regions. It displays blocks within their regions by default, with the option to collapse regions. Its simple styling prioritizes showcasing block and region layouts, and it is compatible with recent Drupal versions and modules like Castorcito and Commerce.
Mockup theme shows all the blocks positioned in its respective region on the website, clearly highlighting the place where blocks are placed. It's very useful for sitebuilding when only use mockups as a reference, so you can build the site just defining escencial regions and the final design can be in process at the same time.
Regions are expanded by default but you can collapsed them clicking the title in each region. This theme has very simple styles because its main functionality is showing blocks and its respective regions.
The theme works very well with Drupal 10 and above and is compatible with the Castorcito module and its submodules. Every component from the Castorcito Basepack is enable to look great, this theme is also easily compatible with the Commerce module.