altermime binary package in Ubuntu Oracular arm64

 alterMIME is a small program which is used to alter your mime-encoded
 mailpacks as typically received by Inflex, Xamime and AMaViS.
 .
 alterMIME can:
    * Insert disclaimers;
    * Insert arbitrary X-headers;
    * Modify existing headers;
    * Remove attachments based on filename or content-type;
    * Replace attachments based on filename.

Source package