
| Tool Name | Type | Reliability | Handles asset repair? | |-----------|------|-------------|------------------------| | sb3 Python library | CLI | High | No (only repackages) | | Scratch 3.0 Editor (File → Load from computer) | GUI | High (if ZIP is valid) | No | | “Zip to Sb3” online (scratch.mit.edu unofficial tools) | Web | Low | Sometimes renames only | | Manual rename + rezip | Manual | Medium | No structure validation |
When choosing a Zip to SB3 converter, consider the following factors:
: If your assets are in a folder, extract them first. Zip To Sb3 Converter
101convert takes a different approach by providing detailed explanations alongside their conversion tools. While their online converter isn't fully automated, they offer clear, step-by-step instructions for performing the conversion manually using standard compression tools.
If you have the project.json and assets, you can often simply re-zip them, but they must be structured correctly. Ensure your project.json file is in the root of the folder. | Tool Name | Type | Reliability | Handles asset repair
project = sb3.load('example.sb3')
Highlight the individual project files inside your working folder. Right-click and select . While their online converter isn't fully automated, they
file before unzipping or modifying its contents, as a single error in the project.json