# 5032 = 'WITHIN search extension for IMAP',
4978 => 'IMAP COMPRESS Extension',
# 5182 = 'IMAP Extension for Referencing the Last SEARCH Result',
+ # 5256 => 'IMAP SORT and THREAD extensions',
# 5738 => 'IMAP Support for UTF-8',
# 8474 => 'IMAP Extension for Object Identifiers',
+
+ # 8620 => JSON Meta Application Protocol (JMAP)
+ # 8621 => JSON Meta Application Protocol (JMAP) for Mail
# ...
# TODO: flesh this out
Other relevant documentation
----------------------------
+* IMAP capabilities registry and response codes:
+ https://www.iana.org/assignments/imap-capabilities
+ https://www.iana.org/assignments/imap-response-codes
+
* Documentation/technical/http-protocol.txt in git source code:
https://public-inbox.org/git/9c5b6f0fac/s