Press Ctrl + A on your keyboard to select the files inside the folder. Right-click on any of the highlighted files.
If you’ve ever tried to open a Scratch project file ( .sb3 ) in a standard text editor, you were likely greeted by a chaotic wall of random characters. It looks like binary gibberish.
: Select all the internal components (the project.json file and all asset folders like costumes or sounds ). convert zip to sb3
archive with a different name. Since Scratch 3.0 uses this container format to store all project data—including code, images, and sounds—you can manually swap between these extensions to edit or restore your projects. Converting ZIP to SB3 (The Manual Method)
There are several scenarios where a developer or student might need to pack a ZIP file back into an SB3 file: Press Ctrl + A on your keyboard to
Here are some developer-oriented tools that leverage this file structure:
Select Compress to ZIP file (or Send to > Compressed (zipped) folder). Mac: Select Compress [Number] Items . A new .zip file will be created inside the folder. It looks like binary gibberish
Select (Press Ctrl + A ). Do not select the main folder itself. Right-click on any of the highlighted files.
Right-click (or Control-click) and select . A file named Archive.zip will be generated.