RabbitMQ

Name: RabbitMQ
Brand: RabbitMQ
Rating: 4.1 (47 reviews)

Unclaimed Editor reviewed

Reliable messaging for everyone

DevOps Cloud & Infrastructure API Tools

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4.1(47 across the web)

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Reviews onG2

47 reviews tracked

The Bottom Line

Entry price

Free, no paid tier

Biggest pro

Easy to use

Biggest con

Single node limits

TL;DR - RabbitMQ

Open-source message broker
Reliable message queuing
Supports multiple protocols

Pricing: Free forever

Best for: Individuals & startups

4.1/5 across review platforms

What is RabbitMQ?

Editorial review

RabbitMQ is the most widely deployed open-source message broker, supporting multiple messaging protocols. Enable microservices to communicate asynchronously with reliable message delivery. Features include clustering for high availability, federation for geographic distribution, and multiple protocol support including AMQP, MQTT, and STOMP. Used by companies worldwide to build scalable, decoupled systems. The battle-tested choice for message queuing.

Available on: Web, Linux, macOS, Windows

LCLouis CorneloupUpdated May 26, 2026 · how we evaluateSourcerabbitmq.com ↗

Pros & Cons

Pros

Easy to use
Many protocols
Great management UI

Cons

Single node limits
Memory intensive

Ratings Across the Web

4.1(47 reviews)

G247 reviews

4.1/5

Ratings aggregated from independent review platforms. Learn more

Key Features

Message queuingMultiple protocolsClusteringFederationManagement UIHigh availability

Pricing Plans

Pricing checked Jun 14, 2026

Free (Open Source)

Free

100% free and open source
Mozilla Public License 2.0
Full feature access
Community support

Tanzu RabbitMQ Enterprise

Custom

24/7 expert support
Extended lifecycle
Disaster recovery
Compliance assistance

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Reviews

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4.1/5

Across 47 verified user reviews on G2

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RabbitMQ FAQ

How does RabbitMQ facilitate communication between microservices?

RabbitMQ enables microservices to communicate asynchronously with reliable message delivery. It acts as a message broker, ensuring that messages are queued and delivered even if services are temporarily unavailable.

Which messaging protocols does RabbitMQ support?

RabbitMQ supports multiple messaging protocols, including AMQP, MQTT, and STOMP. This broad support allows for integration with various systems and applications.

What kind of user or team benefits most from RabbitMQ?

Teams building scalable, decoupled systems, particularly in DevOps and Cloud & Infrastructure, benefit from RabbitMQ. Its reliable message delivery and support for microservices architectures are key advantages.

Does RabbitMQ include a free tier?

RabbitMQ is free to use, as it is an open-source message broker. There is no paid plan required to utilize its features.

How does RabbitMQ compare to Apache NiFi for data flow management?

RabbitMQ is primarily a message broker focused on reliable message delivery and asynchronous communication, whereas Apache NiFi specializes in automating data flow between systems. RabbitMQ is designed for queuing messages, while NiFi focuses on data ingestion, transformation, and routing.

What are the main limitations to consider when implementing RabbitMQ?

A key limitation of RabbitMQ is its memory intensiveness, which requires careful resource planning. Additionally, single-node deployments may present limitations in certain high-demand scenarios.

Source: rabbitmq.com

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