Main copy is located here. It may contain newer information.
Server Name
and version
UW 2006
Cyrus 2.3.3
Isode M-Box 14.3v3
Benchmarks
Dovecot v1.2
CommuniGate Pro 4.1.6
Archiveopteryx 2.06
Zimbra Collaboration Server 5.0.10
UpLib 1.8
Supported 
Extensions
LITERAL+
UIDPLUS
NAMESPACE
4
UNSELECT
SCAN 
SORT 
THREAD=REFERENCES
THREAD=ORDEREDSUBJECT
BINARY
MULTIAPPEND
IDLE
SASL-IR

Configuration options:
AUTH=ANONYMOUS
STARTTLS
5
LOGINDISABLED

Compilation options:
X-NETSCAPE

LITERAL+ 
ID
ACL 
RIGHTS=kxte
QUOTA 
MAILBOX-REFERRALS
NAMESPACE 
UIDPLUS
UNSELECT
CHILDREN
MULTIAPPEND
BINARY
SORT
SORT=MODSEQ
THREAD=ORDEREDSUBJECT
THREAD=REFERENCES
ANNOTATEMORE
CATENATE
URLAUTH
CONDSTORE
SASL-IR
NO_ATOMIC_RENAME
Cyrus 2.4 branch also contains:
ESEARCH
LIST-EXTENDED
COMPRESS=DEFLATE
WITHIN

Configuration options:
IDLE
STARTTLS
LOGINDISABLED
MUPDATE=mupdate://<server>/

Compilation options:
LISTEXT (older version of the draft)
LIST-SUBSCRIBED
X-NETSCAPE

LITERAL+ 
UIDPLUS
ACL
UNSELECT
MULTIAPPEND
NAMESPACE
ESEARCH
LIST-EXTENDED
IDLE
SORT
THREAD=ORDEREDSUBJECT
THREAD=REFERENCES
STARTTLS
LOGINDISABLED
CATENATE
URLAUTH
CONDSTORE
QRESYNC
ENABLE
QUOTA (read-only)
SASL-IR
COMPRESS=DEFLATE
BINARY
SEARCHRES
CONTEXT=SEARCH
WITHIN
LITERAL+
UNSELECT
MULTIAPPEND
SORT
THREAD=REFERENCES
IDLE
CHILDREN
SASL-IR
NAMESPACE
LOGIN-REFERRALS
QUOTA (read-only)
UIDPLUS
I18NLEVEL=1
LIST-EXTENDED
ACL
ID
ENABLE
CONDSTORE
QRESYNC
ESEARCH
SEARCHRES
WITHIN
CONTEXT=SEARCH

Configurable options:
STARTTLS
LOGINDISABLED

ACL
NAMESPACE
UIDPLUS
IDLE
LITERAL+
QUOTA
ID
MULTIAPPEND
CHILDREN
BINARY
LOGIN-REFERRALS
STARTTLS
LISTEXT (older version of the draft)
ACL 
LITERAL+
UIDPLUS
CATENATE
CHILDREN
COMPRESS=DEFLATE
CONDSTORE
UNSELECT
URLAUTH
WITHIN
NAMESPACE
UNSELECT
BINARY
SASL-IR
LOGINDISABLED
STARTTLS
IDLE
ID
ANNOTATE
ESEARCH

LISTEXT (older draft: -13)
ENABLE
SORT
VIEW

Configurable options:
LITERAL+
UIDPLUS
ACL
BINARY
CATENATE
CHILDREN
CONDSTORE
ENABLE
ESEARCH
I18NLEVEL=1
ID
IDLE
LIST-EXTENDED
LITERAL+
LOGIN-REFERRALS
MULTIAPPEND
NAMESPACE
QRESYNC
QUOTA (read-only)
SASL-IR
SEARCHRES
UIDPLUS
UNSELECT
WITHIN
LIST-EXTENDED
X-DRAFT-I05-SEARCHRES
LOGINDISABLED

STARTTLS
IDLE
NAMESPACE
SASL-IR
LOGINDISABLED

Authentication
(SASL)
GSSAPI (Kerberos V5)
CRAM-MD5
PLAIN
LOGIN
ANONYMOUS
GSSAPI (Kerberos V5)
DIGEST-MD5
CRAM-MD5
KERBEROS_V4
NTLM
SRP
PLAIN
ANONYMOUS
...
GSSAPI (Kerberos V5)
DIGEST-MD5
CRAM-MD5
SRP
NTLM
PLAIN
GSSAPI
DIGEST-MD5
CRAM-MD5
NTLM
RPA
PLAIN
LOGIN
ANONYMOUS
OTP
SKEY
GSS-SPNEGO
DIGEST-MD5
MSN
NTLM
CRAM-MD5
LOGIN
PLAIN
DIGEST-MD5
CRAM-MD5
PLAIN
LOGIN
ANONYMOUS
PLAIN
GSSAPI
PLAIN
ANONYMOUS
Protection
mechanisms
TLS/SSL TLS/SSL TLS/SSL TLS/SSL TLS/SSL TLS/SSL TLS/SSL TLS/SSL
CharSets US-ASCII, UTF-8, UTF-7,
ISO-8859-1 ... ISO-8859-9, 
ISO-8859-10, ISO-8859-11, ISO-8859-13... ISO-8859-16, 
KOI8-R, KOI8-U, KOI8-RU,
TIS-620
VISCII GBK GB2312 CN-GB ISO-2022-CN CN-GB-12345 BIG5 CN-BIG5 BIG-5 ISO-2022-JP EUC-JP SHIFT_JIS SHIFT-JIS ISO-2022-JP-1 ISO-2022-JP-2 ISO-2022-KR EUC-KR KSC5601 KSC_5601 KS_C_5601-1987 KS_C_5601-1989 KS_C_5601-1992 KS_C_5601-1997 WINDOWS-874 CP874 WINDOWS-936 CP936 WINDOWS-949 CP949 X-WINDOWS-949 WINDOWS-1250 ... WINDOWS-1258, CP1250 ... CP1258, IBM367, IBM437, IBM737, IBM775, IBM850, IBM852, IBM855, IBM857, IBM860, IBM861, IBM862, IBM863, IBM864, IBM865, IBM866 IBM869 IBM874 ANSI_X3.4-1968 UCS-2 UCS-4 UTF-16
US-ASCII, UTF-8, ISO-8859-1 ...
ISO-8859-9, KOI8-R, ISO-2022-JP
US-ASCII, UTF-8,
ISO-8859-1 ... ISO-8859-9, 
KOI8-R, ISO-2022-JP
Uses iconv(), so system dependent. ? US-ASCII, UTF-8, Big5, EUC-JP, GB2312, GBK, IBM437, IBM775, IBM850, IBM852, IBM855, IBM857, IBM860, IBM861, IBM862, IBM863, IBM864, IBM865, IBM866, IBM869, ISO-2022-JP, ISO-8859-1, ISO-8859-10, ISO-8859-13, ISO-8859-14, ISO-8859-15, ISO-8859-16, ISO-8859-2, ISO-8859-3, ISO-8859-4, ISO-8859-5, ISO-8859-6, ISO-8859-7, ISO-8859-8, ISO-8859-9, KOI8-R, KOI8-U, macintosh, Shift_JIS, TIS-620, UNKNOWN-8BIT, UTF-16, UTF-16BE, UTF-16LE, windows-1250, windows-1251, windows-1252, windows-1253, windows-1254, windows-1255, windows-1256, windows-1257, windows-1258 all supported by the JVM, plus UTF-7, Macintosh, MacintoshCE all supported by Python
Platforms UNIX and UNIX-like systems (too many to list all of them), Windows NT/2000/XP Digital UNIX, 
Linux, 
HP-UX, 
AIX, 
Solaris, 
SunOS

RedHat Linux,
Solaris,
FreeBSD,
Mac OS X,
Windows XP
Any POSIX capable system.
Tested on Linux, Solaris, FreeBSD,
NetBSD, OpenBSD, BSD/OS,
Mac OS X, AIX, HP-UX, Tru64,
IRIX and Windows (Cygwin).
Windows NT,
BeOS,
Linux,
...
Linux
FreeBSD
Debian 4.0
Red Hat Enterprise Linux 4 (32 and 64 bit)
Red Hat Enterprise Linux 5 (32 and 64 bit)
Fedora 7
Mac OS X 10.4 (Intel)
Open SUSE 10.2
SUSE ES 10 (32 and 64 bit)
Ubuntu 6.06.1 LTS
OS X, Linux, Solaris, and Windows XP. Might run on other platforms, as it is written in Python.
Contact 
information
Contact mrc@cac.washington.edu

Product is available at 
ftp://ftp.cac.washington.edu/imap/imap.tar.Z 

 

Contact cyrus-bugs@andrew.cmu.edu
Description 
http://andrew2.andrew.cmu.edu/cyrus/imapd/ 
Contact http://www.isode.com Contact: http://dovecot.org/   Contact info@oryx.com
Description http://www.archiveopteryx.org
Download Description http://uplib.parc.com/
Information
author
Mark Crispin <MRC@cac.washington.edu> Mark Crispin <MRC@cac.washington.edu> Alexey Melnikov <alexey.melnikov@isode.com> Timo Sirainen <tss@iki.fi>   Arnt Gulbrandsen Dan Karp <dkarp@zimbra.com> Bill Janssen
Comments THREAD - multiple algorithms (...)  
       
                 
Server Name
and version
Eudora WorldMail 3.0
EIMS v3.3
AOL v50_b1.1
Lotus Domino 6.5.1
CentreNET AT-Mail Server v1.1
Microsoft Exchange Server V5.5
Supported 
Extensions
NAMESPACE,
UIDPLUS
IDLE
ACL
SORT
STARTTLS
NAMESPACE,
UIDPLUS
IDLE
QUOTA
LITERAL+
IDLE
BINARY
QUOTA
UIDPLUS
NAMESPACE
XAOL-ENVELOPE
XAOL-NETMAIL
XAOL-OPTION
XAOL-FBR.OLD
XAOL-FILTER
XAOL-REPORTSPAM
QUOTA, ? ACL
QUOTA
NAMESPACE
IDLE 
LITERAL+ 
4
5
NAMESPACE
Authentication NTLM
SCRAM-MD5
CRAM-MD5
NTLM
DIGEST-MD5
CRAM-MD5
XAOL-UAS-MB ? CRAM-MD5 NTLM
DPA
PLAIN
Protection
mechanisms
TLS/SSL - - ?   SSL
CharSets US-ASCII, ISO-8859-1 ... ISO-8859-9 ? ? ? US-ASCII,
ISO-2022-JP,
Shift_JIS,
EUC-JP
US-ASCII,
ISO-8859-1 ...  ISO-8859-9
Platforms Windows NT Macintosh System 7.1 or higher N/A (service) ? Windows NT (Japanese) on Intel and Alpha Windows NT
Contact 
information
Description (and trial) 
http://www.eudora.com/worldmail
Description (and trial) 
http://www.eudora.co.nz/
  ? Contact info info@allied-telesis.co.jp
Trial version is available at 
http://www.allied-telesis.co.jp/
Contact 
http://www.microsoft.com/regwiz/regwiz.asp
Description 
http://www.microsoft.com/exchange/ 
Information
author
Randall Gellens <randy@qualcomm.com> Randall Gellens <randy@qualcomm.com>   Barry Leiba <leiba@watson.ibm.com> Masayuki Sasaki
<msasaki@allied-telesis.co.jp>
Mike Gahrns <mikega@microsoft.com>
Comments Based on N-PLEX server       All documentation for this product is
available in Japanese only
NTLM and DPA SASL mechanisms
are not yet registered with IANA

 
 
Legend
1 - X-NON-HIERARCHICAL-RENAME 
2 - NO-ATOMIC-RENAME
3 - X-LOGIN-CMD-DISABLED
4 - MAILBOX-REFERRALS 
5 - LOGIN-REFERRALS

List composed by Alexey Melnikov. If you want to add/update information, send the author an email

Table of contents for Alexey's IETF standard related pages

You can find information about IMAP extensions used by various IMAP clients (not maintained by Alexey) here


Disclaimer: There is no guaranty that information on this page is accurate and/or up-to-date. Information published on this page is for developers use only. Use of this information for commercial purposes, such as in marketing material, is prohibited.

Last updated 12 February 2009

Thank you to Scott Roeder for hosting my technical pages.

Thank you to all people who sent me updates