If you have a relatively modern Mac with the latest OS, Amazing AI by Sindre Sorhus is a slick way to try AI image generation without signing up (or paying) for a web service or mobile app.
The Ludum Dare game jam just ended a couple of days ago. Lots of fun new prototypes to try out, and you can vote on your favorites for the next 16 days.
Grow Golf is one that I’ve seen a few of the participants call out in particular. Let us know if you find any hidden gems we should try out!