Seven years after the formation of version 2.3.0 is represented > New branch of the multifaceted IMAP server Dovecot 2.4.0 , supporting protocols Pop3 and IMAP4REV1 with popular extensions, such as Sort, Thread, Multiappend, QUOTA , ACL, Compress, Notify, Metadata, and IDLE, and authentication and encryption mechanisms (SASL, TLS, Scram, XoautH2). Dovecot retains full compatibility with classic MBOX and MALDIR, using external indices to increase productivity. To expand functionality, plugins can be used through which capabilities such as quotas, ACL, push notifications, full-text search, and virtual mailboxes are implemented. Project code is distributed under licenses LGPL and MIT.
The main changes :
- introduced changes , violating the reverse compatibility with the configuration used for branches 2.3.x. For example, the new syntax of the disclosure of variables is involved (“%{local_port}” instead of “%A”, etc.) and modifiers (“%{user | md5 | hexlify (1)}” instead of “%1mu”, etc.), the mandatory indication of the name in the Passdb and Userdb sections, was introduced Many settings, in a separate section Settings of quota.
- Added experimental support for the expansion of SMTPUTF8 (RFC 6531) and the IMAP UTF8 = Accept mode that allow the use of national alphabets in email addresses, host names, mailbox names, and headlines.
/Reports, release notes, official announcements.