IMAP Extensions

QUOTA: IMAP4 QUOTA extension

• RFC 2087

  • Known supporting servers:

    • Dovecot v1.0+

  • Known unsupporting servers:

LITERAL+: IMAP4 non-synchronizing literals

• RFC 2088

  • Known supporting servers:

    • Dovecot v1.0+

  • Known unsupporting servers:

IDLE: IMAP4 IDLE command

• RFC 2177

  • Known supporting servers:

    • Dovecot v1.0+

  • Known unsupporting servers:

LOGIN-REFERRALS: IMAP4 Login Referrals

• RFC 2221

  • Known supporting servers:

    • Dovecot v1.0+

  • Known unsupporting servers:

NAMESPACE: IMAP4 Namespace

• RFC 2342

  • Known supporting servers:

    • Dovecot v1.0+

  • Known unsupporting servers:

ID: IMAP4 ID extension

• RFC 2971

  • Known supporting servers:

    • Dovecot v1.2+

  • Known unsupporting servers:

CHILDREN: IMAP4 Child Mailbox Extension

• RFC 3348

  • Known supporting servers:

    • Dovecot v1.0+

  • Known unsupporting servers:

MULTIAPPEND: IMAP4 MULTIAPPEND Extension

• RFC 3502

  • Known supporting servers:

    • Dovecot v1.0+

  • Known unsupporting servers:

UNSELECT: IMAP4 UNSELECT command

• RFC 3691

  • Known supporting servers:

    • Dovecot v1.0+

  • Known unsupporting servers:

ACL: Access Control List (ACL) Extension

• RFC 4314

  • Known supporting servers:

    • Dovecot v1.2+

  • Known unsupporting servers:

UIDPLUS: IMAP UIDPLUS extension

• RFC 4315

  • Known supporting servers:

    • Dovecot v1.1+

  • Known unsupporting servers:

CONDSTORE: IMAP Extension for Conditional STORE Operation or Quick Flag Changes Resynchronization

• RFC 4551

  • Known supporting servers:

    • Dovecot v1.2+

  • Known unsupporting servers:

ESEARCH: IMAP4 Extension to SEARCH Command for Controlling What Kind of Information Is Returned

• RFC 4731

  • Known supporting servers:

    • Dovecot v1.2+

  • Known unsupporting servers:

SASL-IR: IMAP Extension for Simple Authentication and Security Layer (SASL) Initial Client Response

• RFC 4959

  • Known supporting servers:

    • Dovecot v1.0+

  • Known unsupporting servers:

WITHIN: WITHIN Search Extension to the IMAP Protocol

• RFC 5032

  • Known supporting servers:

    • Dovecot v1.2+

  • Known unsupporting servers:

ENABLE: The IMAP ENABLE Extension

• RFC 5161

  • Known supporting servers:

    • Dovecot v1.2+

  • Known unsupporting servers:

QRESYNC: IMAP4 Extensions for Quick Mailbox Resynchronization

• RFC 5162

  • Known supporting servers:

    • Dovecot v1.2+

  • Known unsupporting servers:

SEARCHRES: IMAP Extension for Referencing the Last SEARCH Result

• RFC 5182

  • Known supporting servers:

    • Dovecot v1.2+

  • Known unsupporting servers:

SORT: IMAP SORT and THREAD Extensions

• RFC 5256

  • Known supporting servers:

    • Dovecot v1.0+

  • Known unsupporting servers:

THREAD=ORDEREDSUBJECT: IMAP SORT and THREAD Extensions

• RFC 5256

  • Known supporting servers:
  • Known unsupporting servers:

    • Dovecot (v1.2)

THREAD=REFERENCES: IMAP SORT and THREAD Extensions

• RFC 5256

  • Known supporting servers:

    • Dovecot v1.0+

  • Known unsupporting servers:

CONTEXT=SEARCH: Contexts for IMAP4

• RFC 5267

  • Known supporting servers:

    • Dovecot v1.2+

  • Known unsupporting servers:

CONTEXT=SORT: Contexts for IMAP4

• RFC 5267

  • Known supporting servers:
  • Known unsupporting servers:

    • Dovecot (v1.2)

ESORT: Contexts for IMAP4

• RFC 5267

  • Known supporting servers:

    • Dovecot v1.2+

  • Known unsupporting servers:

I18NLEVEL=1: Internet Message Access Protocol Internationalization

• RFC 5255

  • Known supporting servers:

    • Dovecot v1.1+

  • Known unsupporting servers:

I18NLEVEL=2: Internet Message Access Protocol Internationalization

• RFC 5255

  • Known supporting servers:
  • Known unsupporting servers:

    • Dovecot (v1.2)

LANGUAGE: Internet Message Access Protocol Internationalization

• RFC 5255

  • Known supporting servers:
  • Known unsupporting servers:

    • Dovecot (v1.2)

LIST-EXTENDED: IMAP4 - LIST Command Extensions

• RFC 5258

  • Known supporting servers:

    • Dovecot v1.1+

  • Known unsupporting servers: