Home Projects EMQX EMQX license, foundation and stars Streaming · Business Source License 1.1 (source-available) · backed by EMQ Technologies · 16,755 stars
The most scalable and reliable MQTT broker for AI, IoT, IIoT and connected vehicles
Date Change Sources Apr 7, 2025 Apache License 2.0 by default plus Business Source License 1.1 for enterprise directories to Business Source License 1.1 EMQX 5.9 merged the open source and enterprise editions under BSL 1.1; earlier only enterprise folders were BSL. LICENSE commit Announcement LICENSE commit Announcement
Latest release No GitHub releases published; the project releases elsewhere (tags or its own site).
About and history Repository emqx/emqx · created Dec 17, 2012 Website emqx.com Language Erlang Foundation None; run by EMQ Technologies Company EMQ Technologies GitHub detects NOASSERTION (a custom or multi-license file; the license above is read from the file itself) Stars per week From the second weekly snapshot Weekly snapshots Week of Bar Stars Sep 21, 2026 16,755
Changes Date What changed Sep 25, 2026 Relicensed Apache License 2.0 by default plus Business Source License 1.1 for enterprise directories to Business Source License 1.1 Sep 25, 2026 Tracked Added: emqx/emqx
Apache KafkaApacheApache 2.0
nsqMIT
nats-serverApache 2.0
rabbitmq-serverCustom or mixed (see the LICENSE file)
debeziumApache 2.0