MUI X is an extension of MUI Core.
The repositories are part of the same codebase.
mui/mui-x
imports the code infrastructure from mui/material-ui
.
You can find the "contributing" guide for the main repository in mui/material-ui/CONTRIBUTING.md.
Most of the content in the MUI "contributing" guide applies to this repository. There are, however, a few differences:
- The default GitHub branch might be different.
- The local documentation site opens on a different port: 3001 instead of 3000.