IdMessage

TIdMessage encapsulates a complete Internet Message as described in the Internet Standards documents: 

RFC 2822 - Internet Message Format  

RFC 1036 - Standard for Interchange of USENET Messages  

RFC 1049 - Content-type header field for Internet messages.  

RFC 1437 - The Extension of MIME Content-Types to a New Medium.  

RFC 1896 - The text/enriched MIME Content-type.  

RFC 2387 - The MIME Multipart/Related Content-type.  

Internet Assigned Numbering Authority (IANA) Official Media Types  

TIdMessage supports Multipurpose Internet Mail Extensions (MIME) as described in the Internet Standards documents: 

RFC 2045 - Multipurpose Internet Mail Extensions (MIME), Part One: Format of Internet Message Bodies  

RFC 2046 - Multipurpose Internet Mail Extensions (MIME), Part Two: Media Types  

RFC 2047 - Multipurpose Internet Mail Extensions (MIME), Part Three: Message Header Extensions for Non-ASCII Text  

RFC 2048 - Multipurpose Internet Mail Extensions (MIME), Part Four: Registration Procedures  

RFC 2049 - Multipurpose Internet Mail Extensions (MIME), Part Five: Conformance Criteria and Examples  

TIdMessage is used in conjunction with message-based transmission protocols such as POP3, SMTP, IMAP4, and NNTP.

TIdPOP3 

TIdSMTP 

TIdNNTP 

TIdIMAP4 

IndySupport