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- Hyperledger documentation on ReadtheDocs is populated by files from the various Hyperledger project GitHub pages
- Those GitHub pages are synced with the ReadtheDocs platform and Pull Requests sync up an index.rst file
- The index.rst file, as the extension might imply, is built upon Sphinx and reStructured syntax. (RST stands for reStructured)
- Sphinx and reStructured have their own syntax, formatting and are designed specifically for formatting documentation
- reStructured is not a full fledged markdown language, but does allow for some customization
- images and images with hyperlinks are available
- various themes are available
- backgrounds for code snippets like dark mode are available
- plug-ins for custom CSS and JS are available