$Date$ Collected information about IMAP servers. ----------- Cyrus IMAPD ----------- An IMAP server developed at Carnegie Mellon University Tested Cyrus IMAP4 v2.2.12-Invoca-RPM-2.2.12-6.fc4 CAPABILITY IMAP4 IMAP4rev1 ACL QUOTA LITERAL+ MAILBOX-REFERRALS NAMESPACE UIDPLUS ID NO_ATOMIC_RENAME UNSELECT CHILDREN MULTIAPPEND BINARY SORT THREAD=ORDEREDSUBJECT THREAD=REFERENCES ANNOTATEMORE IDLE LISTEXT LIST-SUBSCRIBED X-NETSCAPE PERMANENTFLAGS (\Answered \Flagged \Draft \Deleted \Seen $MDNSent \*) NAMESPACE (("INBOX." ".")) (("user." ".")) (("shared." ".")) Server supports server side sorting since 2.0.4 version. euc-jp, euc-kr, tis-620, cp1251, cp1255 character sets are not supported by sorting functions (v.2.2.12). Site URL: http://asg.web.cmu.edu/cyrus/ -------- UW IMAPD -------- Part of University of Washington IMAP toolkit. Tested 2002e (2003.339) CAPABILITY IMAP4REV1 IDLE NAMESPACE MAILBOX-REFERRALS BINARY UNSELECT SCAN SORT THREAD=REFERENCES THREAD=ORDEREDSUBJECT MULTIAPPEND LOGIN-REFERRALS STARTTLS AUTH=LOGIN PERMANENTFLAGS (Seen \* \Answered \Flagged \Deleted \Draft \Seen) NAMESPACE (("" "/")("#mhinbox" NIL)("#mh/" "/")) (("~" "/")) (("#shared/" "/")("#ftp/" "/")("#news." ".")("#public/" "/")) Server supports server side sorting. Plain text logins are disabled by default. Version visible in IMAP greeting can be used by more than one packaged version. Site URL: http://www.washington.edu/imap/ ------------ Courier IMAP ------------ Fast, scalable, enterprise IMAP server that uses Maildirs CAPABILITY IMAP4rev1 UIDPLUS CHILDREN NAMESPACE THREAD=ORDEREDSUBJECT THREAD=REFERENCES SORT QUOTA IDLE ACL ACL2=UNION PERMANENTFLAGS (\* \Draft \Answered \Flagged \Deleted \Seen) NAMESPACE (("INBOX." ".")) NIL (("#shared." ".")("shared." ".")) Recent (3.0.0+) versions support most of character sets used by SquirrelMail, if courier-imap is compiled with --enable-unicode option. Only koi8-u is not supported. Server can be compiled with custom number of supported character sets. Sorting can be disabled in imapd configuration. Capability string can be set in configuration. Supports CRAM-MD5, CRAM-SHA1 and CRAM-SHA256, if userdb or other backend stores passwords in plain text. Does not handle traditional mailbox files. Site URL: http://www.courier-mta.org/ ----------- hMailServer ----------- Open source email server for WinNT and later. Tested 4.1.1 (Build 140). CAPABILITY IMAP4 IMAP4rev1 QUOTA PERMANENTFLAGS (\Deleted \Seen \Draft \Answered \Flagged) Site URL: http://www.hmailserver.com/ --------- Mercury32 --------- Mercury Mail Transport System. Free email server for Win32 and Netware. Tested Win32 v.4.01b CAPABILITY IMAP4rev1 X-MERCURY PERMANENTFLAGS (\Deleted \Draft \Seen \Answered) Comments: * Server side sorting and threading are not supported. * Message flags are not supported. * IMAP folders can store messages _or_ other folders. * Supports STARTTLS, if configured. * May have issues with 8bit IMAP folder names. Site URL: http://www.pmail.com ------- Dovecot ------- Dovecot Secure IMAP server. Tested v.0.99.14 CAPABILITY IMAP4rev1 SORT THREAD=REFERENCES MULTIAPPEND UNSELECT LITERAL+ IDLE CHILDREN LISTEXT LIST-SUBSCRIBED NAMESPACE PERMANENTFLAGS (\Answered \Flagged \Deleted \Seen \Draft \*) IMAP server supports server side sorting and threading. 1.0alpha1-5 versions violate syntax of responses to UID commands. NAMESPACE is supported in 1.0alpha. Remote plain text logins are disabled by default. Site URL: http://www.dovecot.org --------- Binc IMAP --------- Simple, lightweight IMAP server. Tested v.1.2.13 and 1.3.4 CAPABILITY IMAP4rev1 STARTTLS AUTH=LOGIN AUTH=PLAIN (1.2.13) CAPABILITY IMAP4rev1 STARTTLS AUTH=LOGIN AUTH=PLAIN IDLE LITERAL+ NAMESPACE CHILDREN (1.3.4) PERMANENTFLAGS (\Answered \Flagged \Deleted \Seen \Draft) - 1.2.13 PERMANENTFLAGS (\Answered \Flagged \Deleted \Seen \Draft \*) - 1.3.4 IMAP server does not support server side sorting and threading. Plain text logins are disabled by default. Due to available storage backend configuration options it is impossible to create single preset, which covers all setups. Site URL: http://www.bincimap.org ------------------- GNU Mailutils IMAPD ------------------- Part of GNU mail utility collection Tested v.0.6.1 (Debian Sarge) and v.0.6.90 CAPABILITY IMAP4rev1 NAMESPACE IDLE X-VERSION AUTH=GSSAPI AUTH=ANONYMOUS AUTH=EXTERNAL AUTH=PLAIN AUTH=LOGIN AUTH=SECURID AUTH=DIGEST-MD5 AUTH=CRAM-MD5 PERMANENTFLAGS (\Answered \Deleted \Seen) NAMESPACE (("" "/")) NIL NIL Can use UW preset. Server side sorting is not supported. IMAP folders can store messages or subfolders. Can't create second level (mail/Folder/Subfolder/) subfolders. Invalid unseen message count, when \Seen flag is toggled manually. Folder listing with non-default sort order issues are fixed in cvs version. Use of server with SquirrelMail is not recommended and not supported. Site URL: http://savannah.gnu.org/projects/mailutils ------------ DBMail IMAPD ------------ IMAP server that is part of DBMail email suite. DBMail provides local delivery agent, pop3 and imap servers. User information and emails are stored in database. Tested v.2.0.7 Information provided by Muhd Zamri CAPABILITY IMAP4 IMAP4rev1 AUTH=LOGIN ACL NAMESPACE SORT PERMANENTFLAGS (\Seen \Answered \Deleted \Flagged \Draft \Recent) NAMESPACE (("" "/")) (("#Users" "/")) (("#Public" "/")) IMAP server provides partial support of IMAP QUOTA extension. setquota command is not supported and QUOTA extension is not advertised in CAPABILITY. SORT extension is broken in tested version. > A05 UID SORT (FROM) US-ASCII ALL A05 BAD syntax error in sort keys > A06 UID SORT (FROM) ISO-8859-1 ALL A06 BAD UID command received in invalid state Site URL: http://www.dbmail.org -------- Mac OS X -------- No clear information about used software. Some OS X versions might use Eudora Internet Messaging Suite (EIMS, http://www.eudora.com/eims/), some - Apple IMAP server, some - Cyrus. --------------------- Exchange IMAP service --------------------- IMAP server included in proprietary Exchange Server, Microsoft messaging and collaboration server. Server does not support server side sorting. ---- PMDF ---- PMDF is a proprietary, high performance, standards-based Internet messaging product suite for Windows, OpenVMS, Tru64 UNIX, and Solaris. Tested IMAP4rev1 Server PMDF V6.2-X29.1 CAPABILITY IMAP4 IMAP4REV1 NAMESPACE X-NON-HIERARCHICAL-RENAME AUTH=LOGIN AUTH=PLAIN PERMANENTFLAGS (\Answered \Flagged \Deleted \Seen) NAMESPACE (("" "/")) NIL NIL Supports TLS and SSL encryption, SASL CRAM-MD5 and DIGEST-MD5 authentication. Includes SIEVE (rfc3028) support. Site URL: http://www.process.com/tcpip/pmdf.html ----------------- Merak IMAP server ----------------- Proprietary IMAP server included in Merak Email Server Suite. Tested 8.3.0.r and 8.3.1 beta. CAPABILITY IMAP4rev1 AUTH=CRAM-MD5 AUTH=DIGEST-MD5 AUTH=LOGIN AUTH=PLAIN SORT THREAD-ORDEREDSUBJECT UIDPLUS QUOTA ACL NAMESPACE STARTTLS PERMANENTFLAGS (\Seen \Answered \Flagged \Draft \Deleted) NAMESPACE (("" "/")) NIL NIL INBOX folder is lowercased. IMAP folder names are case insensitive. Possible issue with IMAP SORT extension. ----- TEST_5 Request: A005 UID SORT (DATE) ISO-8859-1 ALL Response: * UID SORT 1 2 UID SORT Completed ----- SquirrelMail expects '* SORT 1 2' Site URL: http://www.icewarp.com ----------------------------- IMAP server ready H mproxyus4 ----------------------------- Unidentified IMAP server or IMAP proxy used by 1&1 Internet Inc. (http://www.1and1.com and http://www.1und1.de) CAPABILITY CHILDREN ID IDLE IMAP4 IMAP4rev1 LITERAL+ LOGIN-REFERRALS MAILBOX-REFERRALS NAMESPACE UIDPLUS QUOTA STARTTLS AUTH=PLAIN AUTH=LOGIN http://thread.gmane.org/gmane.mail.squirrelmail.user/26433