Lightweight Kubernetes distribution for IoT, edge, and resource-constrained environments
Edge Computing
K3s is a CNCF-certified Kubernetes distribution packaged as a single binary under 70MB. Built by SUSE (formerly Rancher Labs), it runs on ARM64, ARMv7, and x86_64, making it ideal for edge computing, IoT gateways, and factory-floor deployments.
Open-source SCADA platform for industrial automation with unlimited tags
SCADA & HMI
Open-source industrial automation platform for building SCADA and MES systems. Supports unlimited data points with no expiration, runs on Windows and Linux, and includes web-based HMI, redundancy, and multiple protocol drivers.
Universal industrial automation platform for SCADA, IIoT, and MES with unlimited licensing
SCADA & HMI
Ignition is a modular, web-based industrial automation platform that combines SCADA, IIoT, MES, and HMI capabilities with unlimited licensing. Built on open standards like OPC UA, MQTT, and SQL, it enables rapid development and deployment of industrial applications across enterprises of any size.
Open-source edge platform for industrial and IoT interoperability
Edge ComputingIoT Platforms
Open-source edge computing platform for connecting devices, normalizing data, and routing it to enterprise or cloud applications. EdgeX Foundry uses a modular microservices architecture with device, core, application, and security services.
Open-source Kubernetes extension for managing containerized workloads at edge nodes
Edge Computing
Open-source Kubernetes extension for multi-site edge environments, providing edge autonomy, distributed health monitoring, and ServiceGroup workload orchestration. A CNCF sandbox project initiated by Tencent Cloud and co-launched with Intel, VMware, and Meituan.
Self-hostable workflow automation platform with 1,500+ integrations and native AI support
Data Integration & ETL
Open-core workflow automation platform that combines a visual node editor with full JavaScript/Python code steps, built for technical teams who need self-hosted control. Supports MQTT, webhooks, REST APIs, and 1,500+ connectors including AI models and industrial data sources.
Time-series database and data historian designed for Industrial IoT workloads
Time-Series Databases
Open-source time-series database with built-in stream processing and AI analytics. Designed for high-cardinality industrial sensor data with edge-to-cloud deployment.
Open-source message broker supporting AMQP, MQTT, STOMP, and streaming protocols
Message Brokers & Streaming
RabbitMQ is an enterprise-grade open-source message broker built on Erlang/OTP. It supports AMQP, MQTT 5.0, STOMP, and streaming via a plugin architecture.
Enterprise Kafka distribution with ksqlDB, Schema Registry, and 120+ connectors
Message Brokers & Streaming
Confluent Platform is the enterprise distribution of Apache Kafka, adding ksqlDB for SQL stream processing, Schema Registry for data governance, 120+ Kafka Connect connectors, and enterprise security features including RBAC and audit logging.
Open-source distributed stream processing framework with exactly-once semantics
Data Integration & ETL
Apache Flink processes event streams with built-in state management, checkpointing, and unified batch/stream APIs. Used by Alibaba, Uber, and Netflix for real-time analytics at scale.
In-memory data store with pub/sub, streams, and caching for real-time applications
Message Brokers & Streaming
Redis is an open-source, in-memory data structure store used as a database, cache, message broker, and streaming engine. Redis Streams provides a log data structure for event sourcing and real-time data pipelines.
Open-source IoT platform for device management, data ingestion, and cloud integration
IoT Platforms
Eclipse Kapua is a modular, open-source IoT platform designed for enterprise device management and data ingestion. Built on Java, it provides a scalable backend for managing IoT gateways and smart edge devices, with robust support for MQTT and other industrial protocols.
Open-source IoT edge framework for building smart gateways with visual data flow design
IoT Platforms
Open-source IoT edge framework built on Java/OSGi for developing and managing gateway applications. Includes Kura Wires for visual data flow design and supports MQTT, Modbus, and OPC-UA.
Open-source digital twin framework for IoT with state management and access control
Digital Twins
Eclipse Ditto is an open-source framework that implements the digital twin pattern for IoT. It provides a virtual, cloud-based representation of physical devices (sensors, machines, vehicles, charging stations) with state management, access control, and multiple protocol bindings.
IoT connectivity framework unifying MQTT, AMQP, CoAP, and HTTP behind a single API
IoT Platforms
Open-source IoT connectivity framework from the Eclipse Foundation. Provides uniform service interfaces for connecting large numbers of devices regardless of whether they speak MQTT, AMQP, CoAP, or HTTP.
Open-source middleware for Asset Administration Shells and Industry 4.0 digital twins
Digital Twins
Eclipse BaSyx implements the Asset Administration Shell standard (IEC 63278), providing the infrastructure layer for creating and managing digital twins of factory assets.
Free, open-source unified XDR and SIEM for endpoint and OT security
Threat Detection & Response
Wazuh is a free, open-source security platform that unifies XDR and SIEM capabilities for endpoint protection, threat detection, and compliance monitoring across IT and OT environments.
Self-service IIoT toolbox for connecting, analyzing, and exploring industrial data streams
Predictive Analytics
Apache StreamPipes is an end-to-end Industrial IoT toolbox from the Apache Software Foundation that enables non-technical users to connect, analyze, and explore IoT data streams through a visual pipeline editor.
Open-source, flow-based visual wiring tool for connecting devices, APIs, and services
Data Integration & ETL
Browser-based visual programming tool for wiring together devices, APIs, and services with a drag-and-drop flow editor. Built on Node.js, runs on anything from a Raspberry Pi to cloud servers.
Open-source IoT platform for device management, telemetry, and multi-tenant dashboards
Dashboards & ObservabilityIoT Platforms
General-purpose IoT platform that handles device connectivity, data collection, rule-based processing, and visualization across MQTT, CoAP, HTTP, LwM2M, and SNMP. Supports multi-tenancy out of the box, making it popular with IoT service providers and enterprises managing thousands of devices.
Open-source manufacturing data infrastructure platform
IoT PlatformsUnified Namespace
United Manufacturing Hub is an open-source industrial data management platform that builds a Unified Namespace by integrating shop-floor connectivity, message brokerage, and time-series storage into a single Kubernetes-native deployment.
Open-source time-series database for metrics, IoT, and real-time analytics
Time-Series Databases
Purpose-built time-series database optimized for high-speed ingestion and querying of timestamped data. InfluxDB 3, rewritten in Rust on Apache Arrow and Parquet, supports SQL and InfluxQL natively with unlimited cardinality.
Lightweight message broker implementing MQTT 5.0, 3.1.1, and 3.1. Written in C with a ~200KB memory footprint, Mosquitto runs on everything from Raspberry Pis to full servers and is the default MQTT broker in most IIoT starter stacks.