Best MQTT Brokers for Windows

HiveMQ is the Industrial AI Platform helping enterprises move from connected devices to intelligent operations. Built on the MQTT standard and a distributed edge-to-cloud architecture, HiveMQ connects and governs industrial data in real time, enabling organizations to act with intelligence. With proven reliability, scalability, and interoperability, HiveMQ provides the foundation industrial companies need to operationalize AI, powering the next generation of intelligent industry. Global leaders including Audi, BMW, Eli Lilly, Liberty Global, Mercedes-Benz, and Siemens trust HiveMQ to run their most mission-critical operations.

Tatsoft’s FrameworX is the complete, modern SCADA and IIoT platform for building high-performance industrial applications. Designed for edge-to-enterprise use, it unifies operations, data, and AI under one scalable, .NET-based architecture. Features include real-time data modeling, historian, alarms, reports, audit trails, scripting in C#, VB.NET, JavaScript, and Python, plus 100+ native drivers for PLCs, DCS, OPC, and MQTT (broker/client/SparkplugB). Build once—deploy anywhere with zero client installs and full web, mobile, and desktop access. Includes every module from day one: Devices, Alarms, Historian, Reports, Security, and DevOps tools. Proven in 5,000+ global deployments, FrameworX powers mission-critical operations across industries with reliability, unlimited scalability, and transparent licensing. (FrameworX was formerly known as FactoryStudio.)

EMQX is the world's most scalable and reliable MQTT messaging platform designed by EMQ. It supports 100M concurrent IoT device connections per cluster while maintaining extremely high throughput and sub-millisecond latency. EMQX boasts more than 20,000 global users from over 50 countries, connecting more than 100M IoT devices worldwide, and is trusted by over 300 customers in mission-critical IoT scenarios, including well-known brands like HPE, VMware, Verifone, SAIC Volkswagen, and Ericsson. Our edge-to-cloud IoT connectivity solutions are flexible to meet the demands of various industries towards digital transformation, including connected vehicles, Industrial IoT, oil & gas, carrier, finance, smart energy, and smart cities.

Liberate your Industry 4.0 data with Open Automation Software IIoT platform for Windows and Linux. OAS is truly an unlimited IoT Gateway for Windows, Linux, Raspberry Pi 4, Windows IoT Core, and Docker deployments. Create HMI visualization for web, WPF, and WinForm C# and VB .NET applications. Log data and alarms to SQL Server, Oracle, MS Access, MySQL, Azure SQL, PostgreSQL, Cassandra, MongoDB, MariaDB, SQLite, InfluxDB, and CSV files. MQTT Broker and Client interface along with cloud connectivity to Azure IoT and AWS IoT Gateway. Read and write data from remote Excel Workbooks. Alarm notification to email, SMS text, and voice messaging. .NET and REST API programmatic access. Allen Bradley ControlLogix, CompactLogix, GuardLogix, Micro800, MicroLogix, SLC 500, and PLC-5. Siemens S7-200, S7-300, S7-400, S7-1200, and S7-1500. Modbus TCP, Modbus RTU, and Modbus ASCII for Master and Slave communications. OPTO-22, MTConnect, and OPC UA, OPC DA.

Coreflux: A next-gen IoT platform emphasizing seamless integration, scalability, and security. At its core: MQTT Broker: The platform's backbone, facilitating real-time data management and communication between diverse devices, irrespective of protocols or manufacturers. Flux DSL: A proprietary domain-specific language enabling users to craft event-driven workflows, orchestrating sophisticated IoT scenarios. Asset Management (Flux Assets): Manages a wide array of IoT assets, from sensors to databases, ensuring optimal configuration and performance. Orchestration: Coreflux's built-in tools ensure precise orchestration of devices and workflows, optimizing operations and automations. Designed for IoT enthusiasts, developers, and enterprises, Coreflux adapts to varied needs, from managing a few devices to networks in the thousands.

Pro Edition for Eclipse Mosquitto is a pro version of the world's #1 MQTT broker that quickly, stably, and reliably transmits data between IoT devices. Compared to the popular open-source version, our product offers professional MQTT broker and client administration and monitoring, MQTT High Availability, MQTT and REST API access, improved reliability, enhanced security, and professional support, making it an ideal solution for commercial use. Functionality highlights: Leverages Mosquitto Management Center to manage MQTT broker instances and clusters from a single interface. Ensures MQTT High Availability, making your solution available 24h. Ensures security through the use of client certificates and custom certificate authorities, application tokens with role-based access and expiry dates, and the use of the native Dynamic Security plugin to control access rights. Enables MQTT API and REST API to automate workflows and facilitate further integration with third-party systems.

MQTT Broker built with passion to provide everything you need to deploy & scale your IoT application. REST API, dashboard and widgets, complete data store & more. A Quick snapshot of the IoT devices with client connection & disconnection and the most important data visualized with widgets on multiple dashboards. Alerts and coloured notations for the different value based triggers. Rules engine to transform MQTT Messages for effective M2M communication automation. Event & timer based rules to define & pattern match data and create actions. Secured publish and subscribe messaging model with two layer of security for device communication with SSL / TLS for the connectivity and device authentication with Username / password as an additional layer. Web security for data view. Broker High availability mode will provision multiple message broker in parallel to collect & publish messages from devices. This ensures 99.99% of data collection to be successful irrespective of any software.

Fogwing is the next generation Industrial IoT platform engineered with features to build IoT Solutions for various industrial use cases; from industrial equipment monitoring, asset tracking, equipment condition monitoring to predictive maintenance. Users can build and deploy IoT based automation solutions without deep information technology expertise. The extended data analytics provides data driven analytical processes to predict operational risks and actions at lower TCO!

With Anypoint MQ, perform advanced asynchronous messaging — such as queueing and pub/sub — with fully hosted and managed cloud message queues and exchanges. As a service of Anypoint Platform™, Anypoint MQ supports environments, business groups, and role-based access control (RBAC) with enterprise-grade functionality.

Innovative and modern message queue and message broker in a lightweight container developed to run in Kubernetes, certified in the CNCF landscape and connect natively to the cloud-native ecosystem. A message broker and message queue ideal for developers. Provides all messaging patterns, scalable, highly available, and secure. Connect microservices instantly using a rich set of connectors without writing any code. Easy-to-use SDKs and elimination of predefined topics, channels, brokers, and routes. Build & Deploy allows configurations of KubeMQ components to be built with a few clicks and deployed with kubectl command line. Innovative and modern message queue and message broker in a lightweight container developed to run in Kubernetes, certified in the CNCF landscape, and connect natively to the cloud-native ecosystem. Simple deployment in Kubernetes in less than 1 minute. Developer friendly by simple to use SDKs and elimination of the many developers and DevOps-centered challenges.