RFC 5788 · PROPOSED STANDARD · 2010
SAT · 13 JUN 2026
IMAP4 Keyword Registry
Overview
RFC 5788, “IMAP4 Keyword Registry”, is a Proposed Standard document published in March 2010 by A. Melnikov, D. Cridland. It has since been updated by RFC 8621. The canonical text is published by the RFC Editor.
Abstract
The aim of this document is to establish a new IANA registry for IMAP keywords and to define a procedure for keyword registration, in order to improve interoperability between different IMAP clients. [STANDARDS TRACK]
What “Proposed Standard” means
An entry-level standards-track specification: stable, peer-reviewed and a solid basis for implementation, though it may still evolve before becoming an Internet Standard.
Read this RFC
The canonical text of RFC 5788 is hosted at rfc-editor.org. Available in TXT,HTML.
Relationships to other RFCs
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