Internet Message Access Protocol (IMAP) 4 Capabilities Registry

(last updated 2009-05-06)

Registries included below:
- IMAP 4 Capabilities


Registry Name: IMAP 4 Capabilities
Reference: [RFC3501]
Registration Procedures: IETF Consensus

Note:
Capability names MUST either begin with "X" or be standard or
standards-track IMAP4rev1 extensions, revisions, or amendments
registered with IANA.  A server MUST NOT offer unregistered or
non-standard capability names, unless such names are prefixed 
with an "X".
 
Client implementations SHOULD NOT require any capability name other
than "IMAP4rev1", and MUST ignore any unknown capability names.

Registry:
Capability Name             Reference
--------------------------  ------------------
ACL                         [RFC4314]
ANNOTATE-EXPERIMENT-1       [RFC5257]
BINARY                      [RFC3516]
CATENATE                    [RFC4469]
CHILDREN                    [RFC3348]
COMPRESS=DEFLATE            [RFC4978]
CONDSTORE                   [RFC4551]
CONTEXT=SEARCH              [RFC5267]
CONTEXT=SORT                [RFC5267]
CONVERT                     [RFC-ietf-lemonade-convert-20.txt]
ENABLE                      [RFC5161]
ESEARCH                     [RFC4731]
ESORT                       [RFC5267]
FILTERS                     [RFC5466]
I18NLEVEL=1                 [RFC5255]
I18NLEVEL=2                 [RFC5255]
ID                          [RFC2971]
IDLE                        [RFC2177]
LANGUAGE                    [RFC5255]
LITERAL+                    [RFC2088]
LOGIN-REFERRALS             [RFC2221]
LOGINDISABLED               [RFC2595][RFC3501]
MAILBOX-REFERRALS           [RFC2193]
MULTIAPPEND                 [RFC3502]
NAMESPACE                   [RFC2342]
NOTIFY                      [RFC5465]
QRESYNC                     [RFC5162]
QUOTA                       [RFC2087]
RIGHTS=                     [RFC4314] 
SASL-IR                     [RFC4959]
SEARCHRES                   [RFC5182]
SORT                        [RFC5256]
STARTTLS                    [RFC2595][RFC3501]
THREAD                      [RFC5256]
UIDPLUS                     [RFC4315]
UNSELECT                    [RFC3691]
URLFETCH=BINARY             [RFC5524]
URL-PARTIAL                 [RFC-ietf-lemonade-profile-bis-12.txt]
URLAUTH                     [RFC4467]
WITHIN                      [RFC5032]

	
References
----------
[RFC2086]  Myers, J., "IMAP4 ACL extension", Carnegie Mellon, January 1997.

[RFC2087]  Myers, J., "IMAP4 QUOTA extension", Carnegie Mellon, January 1997.

[RFC2088]  Myers, J., "IMAP4 non-synchronizing literals", Carnegie Mellon, 
           January 1997.

[RFC2177]  Leiba, B., "IMAP4 IDLE command", IBM T.J. Watson Research
           Center, June 1997.

[RFC2193]  Gahrns, M., "IMAP4 Mailbox Referrals", Microsoft, September 1997.

[RFC2221]  Gahrns, M., "IMAP4 Login Referrals", Microsoft, October 1997.

[RFC2342]  Gahrns, M., Newman, C., "IMAP4 Namespace", Microsoft, Innosoft, 
           May 1998.

[RFC2359]  Myers, J., "IMAP4 UIDPLUS extension", Netscape Communications, 
           June 1998.

[RFC2595]  Newman, C., "Using TLS with IMAP, POP3 and ACAP", RFC 2595,
           Innosoft, June 1999.

[RFC2971]  Showalter, T. "IMAP4 ID extension", RFC 2971, October 2000.

[RFC3348]  M. Gahrns, R. Cheng, "The Internet Message Action Protocol (IMAP4) 
           Child Mailbox Extension", RFC 3348, July 2002.

[RFC3501]  M. Crispin, "INTERNET MESSAGE ACCESS PROTOCOL - VERSION 4rev1",
           RFC 3501, March 2004.

[RFC3502]  M. Crispin, "Internet Message Access Protocol (IMAP) - MULTIAPPEND 
           Extension", RFC 3502, March 2003.

[RFC3516]  L. Nerenberg, "IMAP4 Binary Content Extension", RFC 3516, April 2003.

[RFC3691]  A. Melnikov, "IMAP UNSELECT command", RFC 3691, February 2004.

[RFC4314]  A. Melnikov, "IMAP4 ACL extension", RFC 4314, December 2005.

[RFC4315]  M. Crispin, "Internet Message Access Protocol (IMAP) - UIDPLUS extension",
           RFC 4315, December 2005.

[RFC4467]  M. Crispin, "Internet Message Access Protocol (IMAP) - URLAUTH Extension",
           RFC 4467, May 2006.

[RFC4469]  P. Resnick, "Internet Message Access Protocol (IMAP) CATENATE Extension",
           RFC 4469, April 2006.

[RFC4551]  A. Melnikov and S. Hole, "IMAP Extension for Conditional STORE operation",
           RFC 4551, June 2006.

[RFC4731]  A. Melnikov, D. Cridland, "IMAP4 extension to SEARCH command for 
           controlling what kind of information is returned", RFC 4731, November 2006.

[RFC4959]  Robert Siemborski and Arnt Gulbrandsen, "IMAP Extension for SASL 
           Initial Client Response", RFC 4959, September 2007.

[RFC4978]  A. Gulbrandsen, "The IMAP COMPRESS Extension", RFC 4978, August 2007.

[RFC5032]  E. Burger, "WITHIN Search extension to the IMAP Protocol",
           RFC 5032, September 2007. 

[RFC5161]  A. Gulbrandsen, A. Melnikov, "The IMAP ENABLE Extension", RFC 5161, 
           March 2008.

[RFC5162]  A. Melnikov, D. Cridland, C. Wilson, "IMAP4 Extensions for Quick Mailbox 
           Resynchronization", RFC 5162, March 2008.
           
[RFC5182]  A. Melnikov, "IMAP extension for referencing the last SEARCH result", 
           RFC 5182, March 2008. 

[RFC5255]  C. Newman, A. Gulbrandsen, A. Melnikov, "Internet Message Access Protocol 
           Internationalization", RFC 5255, June 2008.

[RFC5256]  M. Crispin, K. Murchison, "Internet Message Access Protocol - SORT and 
           THREAD Extensions", RFC 5256, June 2008.

[RFC5257]  C. Daboo and R. Gellens, "IMAP ANNOTATE Extension", RFC 5257, 
           June 2008.

[RFC-ietf-lemonade-convert-20.txt]
           A. Melnikov, Ed., P. Coates, Ed., "IMAP CONVERT extension", RFC XXXX, 
           Month Year.

[RFC5267]  D. Cridland, C. King, "Contexts for IMAP4", RFC 5267, July 2008.

[RFC5465]  A. Melnikov, A. Gulbrandsen, C. King, "The IMAP NOTIFY Extension", 
           RFC 5465, February 2009.

[RFC5466]  A. Melnikov, C. King, "IMAP4 extension for named searches (filters)", 
           RFC 5466, February 2009.
           
[RFC-ietf-lemonade-profile-bis-12.txt]
           D. Cridland, Ed., A. Melnikov, Ed., S. Maes, Ed., "The Lemonade Profile", 
           RFC XXXX, Month Year.

[RFC5524]  D. Cridland, "Extended URLFETCH for binary and converted parts", RFC 5524, 
           May 2009.

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