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Eclipse Ditto
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Free Highly praised for its robust architecture and strict adherence to open standards, though users find the learning curve for Policies and RQL to be steep.
The Open-Source Standard for Digital Twin State Management and IoT Abstraction.
DevelopmentFree pricingAPI availableUpdated 2026-04-01
Good for
Digital Twin State SynchronizationDevice Abstraction
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Editorial Note
The Open-Source Standard for Digital Twin State Management and IoT Abstraction.
About Eclipse Ditto
Eclipse Ditto is a leading-edge open-source framework dedicated to managing the state and lifecycle of 'Digital Twins' within the IoT ecosystem. As of 2026, it serves as the industry-standard abstraction layer, allowing developers to interact with physical hardware through structured, consistent JSON-based APIs. Built on a reactive microservices architecture using Apache Pekko (formerly Akka) and MongoDB, Ditto effectively decouples the physical device layer from the application layer. This enables applications to query and interact with the 'last known state' of devices even when they are offline, providing a 'ready-to-use' digital representation. Its core strength lies in its sophisticated policy-based access control (PBAC) and its native integration with the W3C Web of Things (WoT) standards. Ditto is horizontally scalable and cloud-agnostic, making it a critical component for large-scale Industrial IoT deployments where heterogeneous device fleets require a unified management interface. By 2026, its role has expanded into AI-driven simulation, where it acts as the data provider for synthetic environment generation and predictive maintenance models.
Quick Summary
The Open-Source Standard for Digital Twin State Management and IoT Abstraction.
15-30 minutesSetup: advanced
IoT Device ManagementDigital Twin Development Tools
Product Release Intel
Data Freshness
Checked Apr 1, 2026
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