List of the Top 12 Message-Oriented Middleware for Mac in 2025

EMQX is an exceptionally scalable and dependable MQTT messaging platform crafted by EMQ, capable of handling a staggering 100 million simultaneous IoT device connections per cluster, all while ensuring incredibly high throughput and latencies measured in sub-milliseconds. With over 20,000 users globally across more than 50 nations, EMQX successfully connects in excess of 100 million IoT devices and has earned the trust of over 300 clients in essential IoT applications, featuring prominent names such as HPE, VMware, Verifone, SAIC Volkswagen, and Ericsson. Our versatile edge-to-cloud IoT data solutions cater to the diverse needs of various sectors undergoing digital transformation, including connected vehicles, industrial IoT, oil and gas, telecommunications, finance, smart energy, and smart cities. EMQX Enterprise stands out as the leading scalable MQTT messaging platform, offering 100 million concurrent MQTT connections, a message throughput of 1 million messages per second with under 1 millisecond latency, and business-critical reliability with an SLA of up to 99.99%. Additionally, it enables seamless integration of IoT data with more than 40 cloud services and enterprise systems. Meanwhile, EMQX Cloud serves as a fully managed MQTT service for IoT, allowing users to scale according to their needs and pay based on usage, alongside offering extensive IoT data integration options with over 40 choices. With operational capabilities across 19 regions on AWS, GCP, and Microsoft Azure, EMQX Cloud ensures 100% MQTT compliance for its users. The combination of these features positions EMQX as an unrivaled solution in the realm of IoT messaging platforms.

Sashulin Message Broker (SMB) is an adaptable software messaging solution designed to facilitate communication and information exchange among various applications, systems, and services. Through the use of messaging and transformations, it enables seamless interactions between services that are built on different programming languages and platforms. Developers benefit from SMB's provision of standardized business components, which can be interconnected to construct efficient business process workflows. This streamlined approach empowers developers to concentrate on the essential logic of their applications while leveraging the capabilities of the message broker. Ultimately, SMB enhances the flexibility and efficiency of integrating diverse services in a cohesive manner.

RabbitMQ serves as a nimble messaging solution that can be easily implemented in both on-premises setups and cloud-based environments. Its support for multiple messaging protocols renders it a flexible choice for a variety of applications. Additionally, RabbitMQ can be set up in distributed and federated configurations to meet the needs for high scalability and robust availability. With a large community of users, it is recognized as one of the top open-source message brokers currently available. Companies ranging from T-Mobile to Runtastic utilize RabbitMQ, demonstrating its suitability for both burgeoning startups and established enterprises alike. Moreover, it is designed to work seamlessly across a multitude of operating systems and cloud platforms, providing a rich array of development tools tailored for popular programming languages. Users can take advantage of deployment options including Kubernetes, BOSH, Chef, Docker, and Puppet, which enables smooth integration into their current environments. Developers also have the ability to craft cross-language messaging solutions using a selection of programming languages such as Java, .NET, PHP, Python, JavaScript, Ruby, and Go, thereby broadening its applicability across diverse projects. Ultimately, RabbitMQ’s versatility and compatibility make it an essential tool for modern software development.

Apache Kafka® is a powerful, open-source solution tailored for distributed streaming applications. It supports the expansion of production clusters to include up to a thousand brokers, enabling the management of trillions of messages each day and overseeing petabytes of data spread over hundreds of thousands of partitions. The architecture offers the capability to effortlessly scale storage and processing resources according to demand. Clusters can be extended across multiple availability zones or interconnected across various geographical locations, ensuring resilience and flexibility. Users can manipulate streams of events through diverse operations such as joins, aggregations, filters, and transformations, all while benefiting from event-time and exactly-once processing assurances. Kafka also includes a Connect interface that facilitates seamless integration with a wide array of event sources and sinks, including but not limited to Postgres, JMS, Elasticsearch, and AWS S3. Furthermore, it allows for the reading, writing, and processing of event streams using numerous programming languages, catering to a broad spectrum of development requirements. This adaptability, combined with its scalability, solidifies Kafka's position as a premier choice for organizations aiming to leverage real-time data streams efficiently. With its extensive ecosystem and community support, Kafka continues to evolve, addressing the needs of modern data-driven enterprises.

Ably stands out as the leading platform for realtime experiences. With more WebSocket connections than any competing pub/sub service, we facilitate connections for over a billion devices each month. Companies rely on us for their essential applications, including chat, notifications, and broadcasts, ensuring that these services run reliably, securely, and at an impressive scale. Our commitment to excellence makes us the preferred choice for businesses seeking to enhance their realtime capabilities.

Solace specializes in Event-Driven Architecture (EDA) and boasts two decades of expertise in delivering highly dependable, robust, and scalable data transfer solutions that utilize the publish & subscribe (pub/sub) model. Their technology facilitates the instantaneous data exchange that underpins many daily conveniences, such as prompt loyalty rewards from credit cards, weather updates on mobile devices, real-time tracking of aircraft on the ground and in flight, as well as timely inventory notifications for popular retail stores and grocery chains. Additionally, the technology developed by Solace is instrumental for numerous leading stock exchanges and betting platforms worldwide. Beyond their reliable technology, exceptional customer service is a significant factor that attracts clients to Solace and fosters long-lasting relationships. The combination of innovative solutions and dedicated support ensures that customers not only choose Solace but also continue to rely on their services over time.

HiveMQ stands out as the most trusted MQTT platform for enterprises, designed specifically to facilitate connections through MQTT, ensure dependable communication, and manage IoT data effectively. Its versatility allows for deployment in various environments, whether on-premise or in the cloud, granting developers the adaptability they require as their IoT projects expand. Known for its reliability even under challenging conditions, HiveMQ scales effortlessly and incorporates enterprise-level security features that cater to organizations at any phase of their digital transformation journey. Furthermore, this flexible platform enables smooth integration with top data streaming services, databases, and analytics tools, while also providing a customizable SDK to seamlessly integrate into any technological ecosystem. As IoT demands continue to evolve, HiveMQ remains a pivotal resource for businesses aiming to leverage cutting-edge technology.

A large volume of data can be transmitted as messages among various services, applications, and systems simultaneously. In the event of an application becoming unavailable or experiencing service disruptions, there is a risk that messages and transactions might either be lost or duplicated, which could lead to significant financial and time-related implications for businesses. Over the last quarter-century, IBM has enhanced IBM MQ, a robust solution that ensures messages are retained in a queue until they are successfully delivered. This platform guarantees that data, including file data, is transferred only once to prevent competitors from sending messages redundantly or at incorrect times. With IBM MQ, the assurance is that no message will ever be lost. IBM MQ is versatile and can be deployed on mainframes, within containers, or across public and private cloud environments. Additionally, IBM provides an IBM-managed cloud service known as IBM MQ Cloud, which is hosted on platforms like Amazon Web Services or IBM Cloud, alongside a specialized hardware solution called IBM MQ Appliance, designed to streamline the deployment and upkeep processes. This flexibility enables businesses to tailor their messaging solutions to their specific infrastructure needs.

Red Hat AMQ is a dynamic messaging platform designed to guarantee dependable information transmission, promoting real-time integration and enabling connections within the Internet of Things (IoT). It is built on the principles of open source projects, including Apache ActiveMQ and Apache Kafka, and supports a variety of messaging patterns that facilitate the quick and efficient integration of applications, endpoints, and devices, thereby enhancing the agility and responsiveness of enterprises. By enabling high-throughput and low-latency data sharing among microservices and other applications, AMQ plays a crucial role in improving operational efficiency. Moreover, it provides connectivity solutions for client applications crafted in multiple programming languages, ensuring extensive compatibility across platforms. The system also introduces an open-wire protocol for messaging interoperability, allowing organizations to create diverse distributed messaging solutions that can adapt to their evolving requirements. With recognition for its ability to support mission-critical applications, AMQ is backed by Red Hat's award-winning services, cementing its significance in enterprise settings. Furthermore, its flexibility positions it as a prime choice for businesses striving to remain competitive in a swiftly changing digital realm, ultimately leading to a more innovative approach to communication strategies.

Axon Server provides a free version that allows users to kickstart their projects with ease and efficiency. For those seeking to deploy more comprehensive enterprise solutions, a variety of advanced options are available that deliver crucial features and reassurance. The offerings for enterprise users encompass SLA-backed support, clustering functions, monitoring capabilities, and integration possibilities that enhance the basic Axon Server, making it ideal for larger organizational needs. Additionally, there are expansion packs tailored to meet security and compliance standards, manage operations across global multi-data centers, and support big-data initiatives. In the realm of microservices, developers often encounter hurdles with configuration management, particularly in establishing service discovery and message routing, which can be cumbersome and error-prone. Axon Server addresses this challenge effectively by automating both service discovery and message routing, eliminating the need for intricate configurations and resulting in a smoother user experience. Consequently, this allows developers to concentrate on application development rather than getting bogged down by configuration issues, thus enhancing overall productivity and innovation. With Axon Server's support, teams can navigate the complexities of modern software architectures with greater confidence and efficiency.

CoreDX DDS is an intuitive, cross-platform library designed for Inter-Process Communication (IPC) that supports multiple programming languages. With its remarkable performance characterized by minimal overhead and low latency, it is particularly well-suited for real-time control and capable of handling high message throughput for large-scale data transfers. The library facilitates secure, resilient, and dynamic data exchange, allowing for adaptable communication solutions. Built upon open standards, CoreDX DDS ensures interoperability and long-term sustainability, making it the preferred IPC choice for a wide variety of distributed software applications, such as mobile gaming, consumer electronics, medical devices, advanced Department of Defense systems, and robots operating in space environments. Developers value CoreDX DDS not only for its ease of use but also for its extensive feature set, many of which are difficult to replicate manually and are not available in other IPC libraries. The library includes essential functionalities like built-in end-to-end security, data filtering and storage, data presentation, and event notification options, enabling developers to focus on their core application development without being hindered by complex communication challenges. As a result, CoreDX DDS stands out as a practical and invaluable asset that significantly boosts productivity in software development projects. Furthermore, its adaptability across various domains highlights its versatility and effectiveness in meeting diverse communication needs.

AliwareMQ for IoT is a specialized messaging platform designed specifically for applications related to the Internet of Things and mobile internet. Its adaptability enables it to be employed in numerous contexts, including live video broadcasts, financial services, smart dining experiences, instant messaging, mobile apps, connected devices, and smart vehicles. The Message Queue for MQTT supports multiple protocols, such as MQTT and WebSocket, which enables seamless two-way communication between devices and cloud infrastructures. This functionality makes it possible to share messages across various business models, including consumer-to-consumer, consumer-to-business, and business-to-consumer, ultimately fostering a fully integrated Internet of Everything. By catering to such a wide array of applications and communication needs, AliwareMQ significantly boosts the performance and efficacy of IoT solutions, ensuring they meet the evolving demands of modern technology.