I have generated code documentation for latest version of Joomla 4. I will maintain it to keep it updated, If you found it helpful, please share. If you didn't like something, please provide your feedback.
Code Documentation is available at Joomla 4 Code Documents
You may also Visit homepage of the site and use the link to view code documentation.Homepage
If you need Joomla 3 docs as well, based on feedback I can maintain that as well.
Looking forward to your feedback.
Have a great day to everyone