This is a port of xml2rfc, a tool for producing documents formatted
according to the requirements of the RFC editor from XML, as described
in RFCs 7749 and 7991 (as well as the v3 syntax currently described in
https://tools.ietf.org/html/draft-iab-rfc7991bis).

WWW: https://xml2rfc.tools.ietf.org/