OpenDDS
Open-source C++ implementation of the OMG Data Distribution Service (DDS) for building real-time, distributed publish-subscribe systems.
What is OpenDDS?
OpenDDS is an open-source C++ implementation of the Object Management Group's Data Distribution Service (DDS) specification. It provides a middleware framework for building distributed, real-time applications using publish-subscribe and data-centric communication models, solving the challenge of reliable, scalable data exchange in complex systems.
Developers and engineers building real-time distributed systems, such as IoT platforms, financial trading systems, aerospace and defense applications, and industrial automation, who require standardized, high-performance data distribution.
Developers choose OpenDDS for its strict adherence to DDS standards, ensuring interoperability with other compliant systems, along with its proven reliability, support for critical features like security, and cross-platform portability via the ACE/TAO abstraction layer.
Overview
OpenDDS is an open source C++ implementation of the Object Management Group (OMG) Data Distribution Service (DDS). OpenDDS also supports Java bindings through JNI.
Use Cases
Best For
- Building real-time IoT data distribution networks
- Developing interoperable publish-subscribe systems for aerospace and defense
- Creating high-performance financial trading platforms
- Implementing distributed control systems in industrial automation
- Enabling secure, scalable data exchange in autonomous vehicles
- Prototyping and deploying DDS-based applications with Java bindings
Not Ideal For
- Projects that only need simple HTTP/REST APIs without real-time data distribution requirements
- Teams looking for a lightweight, easy-to-deploy messaging solution for rapid prototyping or small-scale applications
- Environments with strict dependency constraints where adding ACE/TAO and Perl is prohibitive
Pros & Cons
Pros
Implements OMG DDS 1.4 and DDS-RTPS 2.3 specifications, ensuring interoperability with other DDS systems, as highlighted in the README's features section.
Supports multiple protocols including TCP/IP, UDP, IP multicast, and shared memory, providing adaptability for diverse network environments, per the README.
Built on the ACE/TAO abstraction layer, tested on various operating systems from Linux to Windows and embedded platforms like VxWorks, ensuring wide compatibility.
Includes support for DDS Security and XTypes specifications, offering secure data exchange and flexible type systems for critical applications.
Cons
Requires ACE/TAO and Perl for building and configuration, adding setup overhead and potential integration challenges, as noted in the dependencies section.
Based on intricate DDS specifications and C++, making it less accessible for developers unfamiliar with distributed systems or real-time middleware concepts.
The build instructions involve multiple steps and platform-specific tweaks, which can be time-consuming and error-prone for new users or custom deployments.
Frequently Asked Questions
Related Projects
uWebSocketsSimple, secure & standards compliant web server for the most demanding of applications
KCP:zap: KCP - A Fast and Reliable ARQ Protocol
Cpp-HttpLibA C++ header-only HTTP/HTTPS server and client library
MuduoEvent-driven network library for multi-threaded Linux server in C++11
Found a gem we're missing?
Open-Awesome is built by the community, for the community. Submit a project, suggest an awesome list, or help improve the catalog on GitHub.