Install ruby-kramdown-rfc2629 by entering the following commands in the terminal:
sudo apt update sudo apt install ruby-kramdown-rfc2629
Description:
generate XML2RFC XML from Markdown
kramdown-rfc2629 is an additional kramdown backend that allows generation of XML2RFC XML markup (also known as RFC 2629 compliant markup). This is useful for anyone who is writing Internet-Drafts and RFCs in the IETF.
Homepage: http://github.com/cabo/kramdown-rfc2629
Version: 1.2.7-1
Section: universe/ruby