Adjust colors for control and events · Issue #1489 · scratchfoundation/ scratch-blocks · GitHub

Events/Control Color · Issue #930 · scratchfoundation/scratch-gui · GitHub

Make the color of the block a comment is attached to more prominent · Issue #1853 · scratchfoundation/scratch-blocks · GitHub

Add 2.0 clustering to 3.0 blocks in blocks palette · Issue #814 · scratchfoundation/scratch-gui · GitHub

Scratch Programming: What Are Code Blocks?

Scratch Programming: What Are Code Blocks?

ScratchLab: new block colors · ScratchAddons ScratchAddons · Discussion #5192 · GitHub

Scratch Programming: What Are Code Blocks?

Porting Scratch from Flash to JavaScript: Performance, Interoperability and Extensions - Bocoup

Scratch Coding Free Class - Create & Learn

C# and Splashkit: need help: I am posting the

Explanation when block palettes are unavailable · Issue #493 · scratchfoundation/scratch-gui · GitHub