Microsoft Exchange Server

The information on this page is quite outdated, since I no longer deal with deploying and operating large-scale messaging systems and Exchange itself is no longer a mainstream product.

‘s and collaboration plaftorm, which evolved from an X.400-like MTA into an SMTP-optimized behemoth with client-side MAPI, IMAP4, NNTP, POP3 and WebDAV support, and later into the full-blown SaaS known as Office 365.

Resources

Pseudo-Alternatives

  • Grommunio, a full blown native reimplementation of most of the core protocols
  • DAVMail, a combined POP/IMAP/SMTP/Caldav/Carddav/LDAP gateway between Exchange and open protocols.
  • Zarafa, another company doing a clone stack.
  • OpenChange, an attempt at re-implementing the necessary protocols in a portable fashion, supplying MAPI libraries, dissectors, the works.

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