Scratch is great, but the problem is: where do kids go after scratch? Often they are transitioned directly to professional-grade languages and developer tools, which has the effect of turning what was once fun to something scary and frustrating. Many kids stop their PL development right then and there, writing it off as something “not for me”. I find this sad, as it means a lot of people who might otherwise benefit f…
* Processing
* Love2D
* Unity / Godot
* Pygame
In the past, Flash filled this niche, I think (although I never programmed in it). Looking at my own list above, and others' responses, I don't think this niche has truly been filled, alas.
Maybe a startup idea?