Even for a low-activity wiki, hosting & rendering many HQ image files takes significant resources and comes with high monthly server costs.
If you're able, please consider contributing to keep the site running to help support this independent, ad-free, fan-run site. Thank you!

To export the HotCat gadget, click on "Download" button, save the downloaded file, go to Special:Import on destination wiki and upload it. Then add the following to MediaWiki:Gadgets-definition page:

* HotCat[ResourceLoader|rights=edit]|HotCat.js

You must have appropriate permissions on destination wiki (including the right to edit system messages) and import from file uploads must be enabled.