A Burp Suite extension to parse Content-Transfer-Encoding: quoted-printable emails recieved in Burpcollaborator's SMTP
You might have to Jython Standalone & add the Jython Path in BurpSuite Extender --> Options --> Python Environment If you're installing python extensions in the Burpsuite for the first time.
Plugin Layout & Button copied & tweaked from https://github.com/Meatballs1/burp_saml 😊