If you need a quick brain break without the headache of account sign-ups, check...

https://alpha-wiki.win/index.php/The_Quest_for_Zen:_Finding_the_Cleanest_Solitaire_Interface_Online

If you need a quick brain break without the headache of account sign-ups, check out Solitaired. It is my go-to for instant, no-login play right in your browser. Whether you are killing time on the train or hiding from a spreadsheet, it loads in a flash