In SeedChecker++ all you need to do is input your shiny den seed (16 chars string) for Pokemon Sword & Shield, and select the relevant options, and then head on and hit calculate to get a full list of Shinies you have ready for you!
This is a work in progress with many changes in the following daysweeks.
First and foremost: Frame results filters, IV Calculator and also support seed calculating.
For bug reports and suggestions: firstname.lastname@example.org
Pokemon is a registered trademark and copyright of Nintendo, Creatures inc. and GAMEFREAK. This application is an unofficial calculator to help you reach you shiny den and is not related to or associated with the above mentioned companies.