A Python package with which to work with Scratch JSON files, from the Creative Computing Lab at the Harvard Graduate School of Education.
Make sure you have Python 3.7 or higher. Then install the package by running pip install ccl-scratch-tools.
Check it out on PyPI: https://pypi.org/project/ccl-scratch-tools/.
Read the documentation of the package here.
https://github.com/LLK/scratch-rest-api/wiki/ for API documentation