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RTI is the world’s largest DDS supplier and Connext is the most trusted software framework for critical systems.

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Our Professional Services and Customer Success teams bring extensive experience to train, problem-solve, mentor, and accelerate customer success.

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From downloads to Hello World, we've got you covered. Find all of the tutorials, documentation, peer conversations and inspiration you need to get started using Connext today.

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RTI provides a broad range of technical and high-level resources designed to assist in understanding industry applications, the RTI Connext product line and its underlying data-centric technology.


RTI is the infrastructure software company for smart-world systems. The company’s RTI Connext product is the world's leading software framework for intelligent distributed systems.

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RTI Non-Commercial and Pre-Commercial License

If you received a distribution of the RTI Connext DDS libraries and utilities under the RTI Non-Commercial and Pre-Commercial License, you may use the software at no charge for academic, research, evaluation and personal use. You may not use it for commercial or production development. You can find the license terms here or in the file RTI_LICENSE.TXT in the software distribution.

Free-of-Charge Tools

RTI also provides free-of-charge tools for qualified non-commercial use. These tools significantly ease system debugging, integration, testing and optimization. To request a tools license, please submit the form to download an evaluation. You will immediately receive a 30-day evaluation license. When an RTI representative contacts you, reply that you have a Non-Commercial License.