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EML Header — Reply To Different

SAMPLE .eml focusing on reply to different header behaviour.

File: EML · Headers
Use case: Email parsing· Conversion set

EML Header — Return Path

SAMPLE .eml focusing on return path header behaviour.

File: EML · Headers
Use case: Email parsing· Conversion set

EML Header — Thread Topic

SAMPLE .eml focusing on thread topic header behaviour.

File: EML · Headers
Use case: Email parsing· Conversion set

HTML Newsletter Email (EML)

An HTML newsletter email (multipart/alternative) with a table-based responsive layout and a List-Unsubscribe header — for testing HTML-email rendering, sanitising, and marketing-email parsing.

File: EML · Transactional
Use case: Email parsingConversion testing

ICS — Meeting CANCEL SAMPLE

Standalone SAMPLE iCalendar CANCEL for calendar parsers without MIME wrapping.

File: ICS · Calendar
Use case: Email parsingConversion testing· Conversion set

ICS — Meeting REQUEST SAMPLE

Standalone SAMPLE iCalendar REQUEST for calendar parsers without MIME wrapping.

File: ICS · Calendar
Use case: Email parsingConversion testing· Conversion set

MBOX — Four Charsets and Both Transfer Encodings

One mailbox whose four messages each use a different charset and alternate between quoted-printable and base64, with RFC 2047 subjects to match. The file itself is LF-stored while the encoded payloads decode to CRLF text — the split every importer has to handle.

File: MBOX · Mailbox
Use case: Email parsingEncoding detection+1· Conversion set

MBOX — Thread Plus Its Bounce, With mboxrd Escaping

Three messages in one mailbox: an original whose body contains both a bare "From " line and an already-escaped ">From " line, the reply that threads to it, and the multipart/report bounce that reply triggered. mboxrd escaping is what makes the round trip lossless.

File: MBOX · Mailbox
Use case: Email parsingError handling+1· Conversion set

MBOX Mailbox — six-message thread

A larger mbox mailbox with a six-message back-and-forth thread — for testing mailbox splitting, thread reconstruction, and pagination over more than a couple of messages.

File: MBOX · Mailbox
Use case: Email parsingConversion testing

MBOX Mailbox (three-message thread)

An mbox mailbox concatenating a short three-message email thread with the classic 'From ' separator lines and >From body escaping — for testing mailbox splitting and thread reconstruction.

File: MBOX · Messages
Use case: Email parsingConversion testing

Meeting Invitation with iCalendar (EML)

A meeting-invitation email carrying an iCalendar (.ics) VEVENT with METHOD=REQUEST — for testing calendar-invite detection, ICS extraction, and RSVP handling.

File: EML · Calendar
Use case: Email parsingConversion testing

Multipart Email — Text + HTML (EML)

A multipart/alternative email carrying both a plain-text and an HTML body — for testing MIME part selection, HTML-part handling and sanitising, and multipart parsing.

File: EML · Messages
Use case: Email parsingConversion testing+1· Conversion set

Order Receipt Email (EML)

An order-confirmation / receipt email (multipart/alternative) with an itemised order table in both text and HTML — a transactional-email fixture for testing parsing and data extraction.

File: EML · Transactional
Use case: Email parsingConversion testing

Plain-Text Email (EML)

A standards-compliant plain-text email message (.eml) with full headers — the simplest valid RFC 822 message for testing email header parsing and EML import.

File: EML · Messages
Use case: Email parsingConversion testing+1· Conversion set