SkyOS is a open-source operating system (with restrictions on the open-source part.) built for the Scratch Computing Alliance (SCA)
An os built FROM SCRATCH! It's open-source and easy to contribute to because it is written in python, a very easy language to learn and program in.
https://Alter-Net-codes.github.io/skyOSweb/ more documentation: https://alter-net-codes.gitbook.io/alter-net-codes/skyos/getting-started This is the website and it also holds more info for contributing.
Python:
python 3.12.5+
Note
YOU CAN INSALL IT ANYWHERE!
Get the newest python copy, download the source code and run kernel.py:
python /home/<username>/path/to/SkyOS/kernel/kernel.py
Install the newest python copy and then download the source code and run kernel.py:
C:\Users\<username>\path\to\SkyOS\kernel\kernel.py
Download the source code (You need to install newest python copy since macOS only comes pre-installed with python2) and run kernel.py:
python3 /Users/<username>/path/to/SkyOS/kernel/kernel.py