Scratch 3.0 came out to the public on the 14th of june! This is the link! https://llk.github.io/scratch-gui/ (this is the 1111th project I favourited) When you click save, It gives you a json file. To open it use notebook. That's how to save your project!
KLIC DAT LINK M8 Its GR8, R8 8/8!