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RabbitMQ is the most widely deployed open-source message broker supporting AMQP, MQTT, and STOMP protocols for reliable asynchronous messaging.

Pricing

Free + managed from $29/month

Founded

2007

Team size

1-10 employees

Headquarters

Remote (VMware/Broadcom)

At a glance

Pricing model

Free

Try before you buy

Free plan

Integrates with

AMQP 1.0MQTT 5.0STOMPMultiple client libraries for all major programming languages

About RabbitMQ

RabbitMQ is a lightweight, open-source message broker that implements Advanced Message Queuing Protocol (AMQP) and supports multiple messaging protocols including MQTT and STOMP.

The broker provides flexible routing through exchanges and bindings, supporting direct, topic, fanout, and headers exchange types. It offers message persistence, delivery acknowledgments, and publisher confirms for reliability.

RabbitMQ supports clustering for high availability and federation/shovel plugins for distributed deployments. Management UI and HTTP API provide monitoring and administration capabilities.

RabbitMQ excels at traditional message queuing patterns and is widely used for microservices communication, task queues, and event-driven architectures. CloudAMQP provides managed hosting.

Procurement & Fit

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Trust

Security & compliance

The vendor hasn’t added security or compliance details yet.

Pricing

Commercial model

Pricing model: Free

Free trial: Not specified

Free plan: Yes

Contract minimum: Not specified

Procurement

Purchasing & legal

The vendor hasn’t added purchasing & legal details yet.

Fit

Best-fit company size

Company-size fit has not been specified yet.

Buyer Fit & Positioning

Implementation & Procurement

Commercial Fit & Ecosystem

Proof, Outcomes & Momentum

Alternatives, Migration & Buyer Objections