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Side-by-side comparison

Pick up to four tools and compare adoption, momentum and maintenance at a glance. The crown marks the leader in each row.

HiveMQ CE

Java-based open-source edition of the HiveMQ MQTT broker with an extension SDK; enterprise version available.

Eclipse Mosquitto

Lightweight, ubiquitous open-source MQTT broker; the default choice for small deployments and gateways.

EMQX

Highly scalable Erlang MQTT 5 broker and platform with clustering, rule engine and data bridges.

MQTT.js

The standard MQTT client for Node.js and browsers (over WebSockets), supporting MQTT 3.1.1 and 5.

Head to head

Metric	HiveMQ CE	Eclipse Mosquitto	EMQX	MQTT.js
Stars	1.2k	11.3k	16.9k	9.1k
Weekly downloads	n/a	n/a	n/a	3.6M
Download growth	n/a	n/a	n/a	+12%
Popularity score	56/100	74/100	77/100	77/100
Forks	288	2.7k	2.6k	1.5k
Open issues	29	920	266	45
Last commit	5d ago	5d ago	today	3w ago
Latest version	n/a	n/a	n/a	5.16.1
License	Apache-2.0	n/a	n/a	n/a
First released	2019	2016	2012	2011
Signals	None	Popular	Popular	Popular
Listed in	Embedded & IoT › IoT Messaging & Protocols	Embedded & IoT › IoT Messaging & Protocols	Embedded & IoT › IoT Messaging & Protocols	Embedded & IoT › IoT Messaging & Protocols

Weekly downloads over time

Hover for exact values; switch to log scale for tools of very different sizes. Not shown (no comparable download data): HiveMQ CE, Eclipse Mosquitto, EMQX.

HiveMQ CE

Java-based open-source edition of the HiveMQ MQTT broker with an extension SDK; enterprise version available.

Eclipse Mosquitto

Lightweight, ubiquitous open-source MQTT broker; the default choice for small deployments and gateways.

EMQX

Highly scalable Erlang MQTT 5 broker and platform with clustering, rule engine and data bridges.

MQTT.js

The standard MQTT client for Node.js and browsers (over WebSockets), supporting MQTT 3.1.1 and 5.

Head to head

Metric	HiveMQ CE	Eclipse Mosquitto	EMQX	MQTT.js
Stars	1.2k	11.3k	16.9k	9.1k
Weekly downloads	n/a	n/a	n/a	3.6M
Download growth	n/a	n/a	n/a	+12%
Popularity score	56/100	74/100	77/100	77/100
Forks	288	2.7k	2.6k	1.5k
Open issues	29	920	266	45
Last commit	5d ago	5d ago	today	3w ago
Latest version	n/a	n/a	n/a	5.16.1
License	Apache-2.0	n/a	n/a	n/a
First released	2019	2016	2012	2011
Signals	None	Popular	Popular	Popular
Listed in	Embedded & IoT › IoT Messaging & Protocols	Embedded & IoT › IoT Messaging & Protocols	Embedded & IoT › IoT Messaging & Protocols	Embedded & IoT › IoT Messaging & Protocols

Weekly downloads over time

Hover for exact values; switch to log scale for tools of very different sizes. Not shown (no comparable download data): HiveMQ CE, Eclipse Mosquitto, EMQX.

Side-by-side comparison

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Weekly downloads over time

Head to head

Weekly downloads over time