PYRFC

    d8888b. db    db d8888b. d88888b  .o88b.
    88  `8D `8b  d8' 88  `8D 88'     d8P  Y8
    88oodD'  `8bd8'  88oobY' 88ooo   8P      
    88~~~      88    88`8b   88~~~   8b      
    88         88    88 `88. 88      Y8b  d8
    88         YP    88   YD YP       `Y88P'

pyrfc can download and display rfc files

installation and usage

git clone https://github.com/SAJAD-net/pyrfc.git
cd pyrfc
python3 pyrfc.py