Cited by: RFC 8457
2 RFCs whose text mentions RFC 8457 (IMAP "$Important" Keyword and "\Important" Special-Use Attribute), newest first
| RFC | Title | Status | Date |
|---|---|---|---|
| 9979 | Registration of Further IMAP/JMAP Keywords and Mailbox Name Attributes | Informational | May 2026 |
| 8621 | The JSON Meta Application Protocol (JMAP) for Mail | Proposed Standard | August 2019 |