Developer API Tools/Header & MIME Tools

Header & MIME Tools

Decode MIME, analyze EML, and inspect raw message structure.

Transactional API

Need transactional email in your product?

Send from REST or SMTP, then subscribe to delivery events — same MailShrine login as the rest of the suite.

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  • MIME Header DecoderDecode RFC 2047 encoded subjects.Open →
  • Quoted-Printable DecoderDecode quoted-printable bodies.Open →
  • Base64 Email DecoderDecode base64 MIME parts.Open →
  • EML ViewerInspect EML headers, body, and parts.Open →
  • MIME Structure TreeVisualize multipart MIME trees.Open →
  • Message-ID ParserParse and validate Message-ID format.Open →
  • List-Unsubscribe ValidatorCheck List-Unsubscribe header shape.Open →
  • Raw Source DiffCompare two raw email sources.Open →
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