https://puzzlist.com/stackdown
It's from the person who made https://wafflegame.net if you are familiar with it, one of many that came on the tails of the original Wordle.
In comparison, the Stackdown is less rushed and way more rewarding when solved. Also, more interesting in structure.
I'm more proud of a later word game that you can play free at https://wellwordgame.com/en If you give it a try, let me know what you think!