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A comparison of the horizontal and vertical block layout.
A design chart for the Move () steps block.
Design charts for various blocks.
Another design chart for some vertical blocks.
A third design chart for some vertical blocks.
Some of the Scratch 3.0 blocks and the block palette.
A design chart for the horizontal Reset block.
An old design chart for some horizontal blocks. There aren't any in the released version at https://llk.github.io/scratch-gui/
The comments for blocks.
Some blocks that are in Scratch 3.0. The echo effect has since been removed.
Editing Audio in 3.0.
The February 6, 2017 concept sketch of Scratch 3.0.
The paint editor of Scratch 3.0.
Scratch 3.0 in full-screen mode.
Music Extention Picture
Pen Extension Picture
The video motion extension icon.
An early version of the Scratch Bit.
The extensions library for Scratch 3.0.