Open source for data and AI

749 projects · 100 relicensed

EMQX license, foundation and stars

Streaming · Business Source License 1.1 (source-available) · backed by EMQ Technologies · 16,898 stars

GitHub

The most scalable and reliable MQTT broker for AI, IoT, IIoT and connected vehicles

License history

LICENSE file
Source-availableApr 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.

Latest release

6.3.1 published Sep 18, 2026

About and history
Repository
emqx/emqx · created Dec 17, 2012
Website
emqx.com
Language
Erlang
Foundation
None; run by EMQ Technologies
Company
EMQ Technologies · on Companies · on Paydays · on socials
GitHub detects
NOASSERTION (a custom or multi-license file; the license above is read from the file itself)
Stars per week
20 (GitHub weekly snapshots)

Weekly snapshots

Week ofStars
Nov 9, 202616,898
Oct 26, 202616,872
Oct 19, 202616,850
Oct 12, 202616,792
Sep 28, 202616,764
Sep 21, 202616,755

Changes

Stars per weekNov 10, 2026

Gains about 20 stars a week, down from 23.

Stars per weekOct 31, 2026

Gains about 23 stars a week, down from 24.

Stars per weekOct 21, 2026

Gains about 24 stars a week, up from 12.

Stars per weekOct 13, 2026

Gains about 12 stars a week, up from 9.

ReleaseOct 13, 2026

Latest release on GitHub: 6.3.1.

Stars per weekSep 28, 2026

Gains about 9 stars a week.

RelicensedSep 25, 2026

Relicensed from Apache License 2.0 by default plus Business Source License 1.1 for enterprise directories to Business Source License 1.1.

TrackedSep 25, 2026

Now tracked, from emqx/emqx on GitHub.