JancyX allows you to use Jancy profile CSVs in Firefox. Profiles are uploaded to Jancy and imported automatically into JancyX when the extension is loaded. If your profile CSV data changes in Jancy, use the Reload Profiles button in the Dashboard to refresh the data in the extension.
For Jancy documentation on uploading profile CSVs, click here.
For Jancy documentation on formatting profile CSVs, click here.