The following documents are necessary to understand the syntax rules most of the remaining documents. Note that some documents refer to RFC 2234 which has been replaced by RFC 5234: rfc5234.txt Augmented BNF for Syntax Specifications - ABNF rfc4466.txt Collected Extensions to IMAP4 ABNF The following documents specify the IMAP protocol: rfc3501.txt Internet Message Access Protocol - Version 4rev1 The following documents provide additional information which is useful in understanding the IMAP protocol: rfc1733.txt Distributed Electronic Mail Models in IMAP4 rfc2180.txt IMAP4 Multi-Accessed Mailbox Practice rfc2683.txt IMAP4 Implementation Recommendations rfc4549.txt Synchronization Operations for Disconnected IMAP4 Clients rfc5530.txt IMAP Response Codes rfc5788.txt IMAP4 Keyword Registry The following documents describe extensions to the IMAP protocol. Items marked with "*" are supported in this distribution: rfc4314.txt ACL rfc5257.txt ANNOTATE-EXPERIMENT-1 * rfc3516.txt BINARY rfc4469.txt CATENATE * rfc3348.txt CHILDREN rfc4978.txt COMPRESS rfc4551.txt CONDSTORE rfc5259.txt CONVERT rfc5267.txt CONTEXT rfc5161.txt ENABLE * rfc4731.txt ESEARCH rfc5267.txt ESORT rfc5466.txt FILTERS * rfc5255.txt I18NLEVEL=1 rfc2971.txt ID * rfc2177.txt IDLE rfc5255.txt LANGUAGE rfc5258.txt LIST-EXTENDED rfc5819.txt LIST-STATUS * rfc2088.txt LITERAL+ * rfc2221.txt LOGIN-REFERRALS * rfc2193.txt MAILBOX-REFERRALS rfc5464.txt METADATA * rfc3502.txt MULTIAPPEND * rfc2342.txt NAMESPACE rfc5465.txt NOTIFY rfc5162.txt QRESYNC rfc2087.txt QUOTA * rfc4959.txt SASL-IR * rfc5256.txt SORT * rfc5256.txt THREAD * rfc4315.txt UIDPLUS * rfc3691.txt UNSELECT rfc4467.txt URLAUTH rfc5524.txt URLAUTH=BINARY rfc5738.txt UTF8 (EXPERIMENTAL) * rfc5032.txt WITHIN The following documents describe SASL: rfc4422.txt Simple Authentication and Security Layer (SASL) and the SASL mechanisms supported in this distribution: rfc4505.txt ANONYMOUS rfc2195.txt CRAM-MD5 rfc4752.txt GSSAPI rfc4616.txt PLAIN The following documents relate to internationalization issues: rfc4790.txt Internet Application Protocol Collation Registry rfc5051.txt i;unicode-casemap - Simple Unicode Collation Algorithm rfc5738.txt IMAP Support for UTF-8 (EXPERIMENTAL) The following documents are primarily of historic interest: rfc1732.txt IMAP4 Compatibility with IMAP2 and IMAP2bis rfc2061.txt IMAP4 Compatibility with IMAP2bis rfc2062.txt Internet Message Access Protocol - Obsolete Syntax The following documents discuss matters which are related to IMAP: rfc3503.txt MDN Profile for IMAP rfc3656.txt MUPDATE Distributed Mailbox Database Protocol rfc4468.txt Message Submission BURL Extension rfc5092.txt IMAP URL Scheme rfc5593.txt IMAP URL Access Identifier Extension