RFC 8251 · PROPOSED STANDARD · 2017
WED · 29 JUL 2026
Updates to the Opus Audio Codec
Overview
RFC 8251, “Updates to the Opus Audio Codec”, is a Proposed Standard document published in October 2017 by JM. Valin, K. Vos. It updates RFC 6716. The canonical text is published by the RFC Editor.
Abstract
This document addresses minor issues that were found in the specification of the Opus audio codec in RFC 6716. It updates the normative decoder implementation included in Appendix A of RFC 6716. The changes fix real and potential security-related issues, as well as minor quality-related issues.
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 8251 is hosted at rfc-editor.org. Available in TXT,HTML.
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