- Maintenance release 3.9.20 updates Erlang requirements (minimum 23.2, supports 24; Debian package now lists support for Erlang 25.0).
- No functional changes or dependency upgrades; upgrade guidance refers to the 3.9 upgrade notes.
- Source archive renamed to rabbitmq_server_3.9.20.tar.xz for full distribution download.
RabbitMQ 3.9.20
Official RabbitMQ changelog summary with source attribution, release tags, and community reactions.
Track this RabbitMQ release note alongside related changelog updates, risky changes, and weekly digest signals from the developer community.
Verify the original release note
Every summary should remain traceable to the original changelog or release source.
Follow this in context
Turn this RabbitMQ release note into a weekly digest for the tools you actually use.
Create digestMore RabbitMQ changelog updates
Core server bug fixes: duplicate direct‑reply deliveries, quorum queue recovery issues, malformed AMQP 1.0 frames, topic‑exchange wildcard limits, and OAuth proxy header handling.