Finding the right feature set for IMAP #52

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opened 2024-01-03 09:50:51 +00:00 by quentin · 0 comments

quentin commented

2024-01-03 09:50:51 +00:00

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Implemented on servers

On Dovecot 2.3.21 while logged:

IMAP4rev1 SASL-IR LOGIN-REFERRALS ID ENABLE IDLE SORT SORT=DISPLAY THREAD=REFERENCES THREAD=REFS THREAD=ORDEREDSUBJECT MULTIAPPEND URL-PARTIAL CATENATE UNSELECT CHILDREN NAMESPACE UIDPLUS LIST-EXTENDED I18NLEVEL=1 CONDSTORE QRESYNC ESEARCH ESORT SEARCHRES WITHIN CONTEXT=SEARCH LIST-STATUS BINARY MOVE SNIPPET=FUZZY PREVIEW=FUZZY PREVIEW STATUS=SIZE SAVEDATE LITERAL+ NOTIFY

On Cyrus IMAP 3.8.1 while logged:

IMAP4rev1 LITERAL+ ID ENABLE ACL ANNOTATE-EXPERIMENT-1 BINARY CATENATE CHILDREN CONDSTORE CREATE-SPECIAL-USE ESEARCH ESORT LIST-EXTENDED LIST-MYRIGHTS LIST-STATUS MAILBOX-REFERRALS METADATA MOVE MULTIAPPEND MULTISEARCH NAMESPACE OBJECTID PREVIEW QRESYNC QUOTA RIGHTS=kxten SAVEDATE SEARCH=FUZZY SEARCHRES SORT SORT=DISPLAY SPECIAL-USE STATUS=SIZE THREAD=ORDEREDSUBJECT THREAD=REFERENCES UIDPLUS UNSELECT URL-PARTIAL URLAUTH URLAUTH=BINARY WITHIN DIGEST=SHA1 LIST-METADATA NO_ATOMIC_RENAME SCAN SORT=MODSEQ SORT=UID THREAD=REFS X-CREATEDMODSEQ X-REPLICATION X-SIEVE-MAILBOX X-REPLICATION-ARCHIVE XLIST XMOVE LOGINDISABLED COMPRESS=DEFLATE X-QUOTA=STORAGE X-QUOTA=MESSAGE X-QUOTA=X-ANNOTATION-STORAGE X-QUOTA=X-NUM-FOLDERS IDLE APPENDLIMIT=2147483647

On Maddy 0.7.0

IMAP4rev1 LITERAL+ SASL-IR CHILDREN UNSELECT MOVE IDLE APPENDLIMIT I18NLEVEL=1 SORT THREAD=ORDEREDSUBJECT COMPRESS NAMESPACE

On Courier IMAP 5.0.13

IMAP4rev1 ENABLE UTF8=ACCEPT

On Wild Duck 1.36.2 (unauthenticated):

IMAP4rev1 AUTH=PLAIN AUTH=PLAIN-CLIENTTOKEN CHILDREN ENABLE ID IDLE NAMESPACE QUOTA SASL-IR UNSELECT XLIST

On GMail (2024-01-07) while logged:

IMAP4rev1 UNSELECT IDLE NAMESPACE QUOTA ID XLIST CHILDREN X-GM-EXT-1 UIDPLUS COMPRESS=DEFLATE ENABLE MOVE CONDSTORE ESEARCH UTF8=ACCEPT LIST-EXTENDED LIST-STATUS LITERAL- SPECIAL-USE APPENDLIMIT=35651584

We know Google is developping their own email ecosystem

On imap.outlook.com (2024-01-07) while logged:

IMAP4 IMAP4rev1 AUTH=PLAIN AUTH=XOAUTH2 SASL-IR UIDPLUS MOVE ID UNSELECT CLIENTACCESSRULES CLIENTNETWORKPRESENCELOCATION BACKENDAUTHENTICATE CHILDREN IDLE NAMESPACE LITERAL+

Advertise The Microsoft Exchange IMAP4 service, Microsoft.Exchange.Imap4.Imap4Server, 15.20

On icloud mail (2024-01-07):

XAPPLEPUSHSERVICE IMAP4 IMAP4rev1 CONDSTORE ENABLE QRESYNC QUOTA XAPPLELITERAL NAMESPACE UIDPLUS CHILDREN BINARY UNSELECT SORT CATENATE URLAUTH LANGUAGE ESEARCH ESORT THREAD=ORDEREDSUBJECT THREAD=REFERENCES CONTEXT=SEARCH CONTEXT=SORT WITHIN SASL-IR SEARCHRES METADATA ID XMSEARCH X-SUN-SORT ANNOTATE-EXPERIMENT-1 X-UNAUTHENTICATE X-SUN-IMAP XUM1 MULTISEARCH IDLE X-APPLE-REMOTE-LINKS LIST-STATUS

It seems that under the hood Sun Internet Message Service (SIMS) is used, now renamed Oracle Communications Messaging Server.

Used by clients

Todo

## Implemented on servers On Dovecot 2.3.21 while logged: ``` IMAP4rev1 SASL-IR LOGIN-REFERRALS ID ENABLE IDLE SORT SORT=DISPLAY THREAD=REFERENCES THREAD=REFS THREAD=ORDEREDSUBJECT MULTIAPPEND URL-PARTIAL CATENATE UNSELECT CHILDREN NAMESPACE UIDPLUS LIST-EXTENDED I18NLEVEL=1 CONDSTORE QRESYNC ESEARCH ESORT SEARCHRES WITHIN CONTEXT=SEARCH LIST-STATUS BINARY MOVE SNIPPET=FUZZY PREVIEW=FUZZY PREVIEW STATUS=SIZE SAVEDATE LITERAL+ NOTIFY ``` On Cyrus IMAP 3.8.1 while logged: ``` IMAP4rev1 LITERAL+ ID ENABLE ACL ANNOTATE-EXPERIMENT-1 BINARY CATENATE CHILDREN CONDSTORE CREATE-SPECIAL-USE ESEARCH ESORT LIST-EXTENDED LIST-MYRIGHTS LIST-STATUS MAILBOX-REFERRALS METADATA MOVE MULTIAPPEND MULTISEARCH NAMESPACE OBJECTID PREVIEW QRESYNC QUOTA RIGHTS=kxten SAVEDATE SEARCH=FUZZY SEARCHRES SORT SORT=DISPLAY SPECIAL-USE STATUS=SIZE THREAD=ORDEREDSUBJECT THREAD=REFERENCES UIDPLUS UNSELECT URL-PARTIAL URLAUTH URLAUTH=BINARY WITHIN DIGEST=SHA1 LIST-METADATA NO_ATOMIC_RENAME SCAN SORT=MODSEQ SORT=UID THREAD=REFS X-CREATEDMODSEQ X-REPLICATION X-SIEVE-MAILBOX X-REPLICATION-ARCHIVE XLIST XMOVE LOGINDISABLED COMPRESS=DEFLATE X-QUOTA=STORAGE X-QUOTA=MESSAGE X-QUOTA=X-ANNOTATION-STORAGE X-QUOTA=X-NUM-FOLDERS IDLE APPENDLIMIT=2147483647 ``` On Maddy 0.7.0 ``` IMAP4rev1 LITERAL+ SASL-IR CHILDREN UNSELECT MOVE IDLE APPENDLIMIT I18NLEVEL=1 SORT THREAD=ORDEREDSUBJECT COMPRESS NAMESPACE ``` On Courier IMAP 5.0.13 ``` IMAP4rev1 ENABLE UTF8=ACCEPT ``` On Wild Duck 1.36.2 (unauthenticated): ``` IMAP4rev1 AUTH=PLAIN AUTH=PLAIN-CLIENTTOKEN CHILDREN ENABLE ID IDLE NAMESPACE QUOTA SASL-IR UNSELECT XLIST ``` On GMail (2024-01-07) while logged: ``` IMAP4rev1 UNSELECT IDLE NAMESPACE QUOTA ID XLIST CHILDREN X-GM-EXT-1 UIDPLUS COMPRESS=DEFLATE ENABLE MOVE CONDSTORE ESEARCH UTF8=ACCEPT LIST-EXTENDED LIST-STATUS LITERAL- SPECIAL-USE APPENDLIMIT=35651584 ``` *We know Google is developping their own email ecosystem* On imap.outlook.com (2024-01-07) while logged: ``` IMAP4 IMAP4rev1 AUTH=PLAIN AUTH=XOAUTH2 SASL-IR UIDPLUS MOVE ID UNSELECT CLIENTACCESSRULES CLIENTNETWORKPRESENCELOCATION BACKENDAUTHENTICATE CHILDREN IDLE NAMESPACE LITERAL+ ``` *Advertise The Microsoft Exchange IMAP4 service, `Microsoft.Exchange.Imap4.Imap4Server`, `15.20`* On icloud mail (2024-01-07): ``` XAPPLEPUSHSERVICE IMAP4 IMAP4rev1 CONDSTORE ENABLE QRESYNC QUOTA XAPPLELITERAL NAMESPACE UIDPLUS CHILDREN BINARY UNSELECT SORT CATENATE URLAUTH LANGUAGE ESEARCH ESORT THREAD=ORDEREDSUBJECT THREAD=REFERENCES CONTEXT=SEARCH CONTEXT=SORT WITHIN SASL-IR SEARCHRES METADATA ID XMSEARCH X-SUN-SORT ANNOTATE-EXPERIMENT-1 X-UNAUTHENTICATE X-SUN-IMAP XUM1 MULTISEARCH IDLE X-APPLE-REMOTE-LINKS LIST-STATUS ``` *[It seems](https://justtesting.org/post/2856019600/moving-mail-archives-to-mobileme-or-other-sun) that under the hood Sun Internet Message Service (SIMS) is used, now renamed Oracle Communications Messaging Server*. ## Used by clients *Todo*