Sb3.zip -

zeljkofilipin/scratch-games: Simple games written in Scratch

: You can use standard ZIP libraries to extract the project.json , modify the blocks or variables within the JSON, and then re-zip the contents back into a .sb3 format. 2. Version Control Features sb3.zip

If your goal is to add a new functional block inside Scratch itself: You must develop a Scratch Extension using the Scratch VM. sb3.zip

For developers tracking Scratch projects in Git, a popular "feature" is a pre-processing script. This script automatically unzips the .sb3 upon commit to save the project.json as readable text, making it easier to see code changes in a repository. 3. Custom Extension Development sb3.zip