IBM Rational Rhapsody family

IBM® Rational® Rhapsody® family provides multiple editions to help systems engineers and embedded software developers analyze, design, develop, test, and deliver embedded, real-time systems and software.

For systems engineers, Rational Rhapsody Architect for Systems Engineers base edition enables requirements analysis using SysML/UML including Parametric Constraint Evaluation for trade studies. Rational Rhapsody Designer for Systems Engineers includes simulation for design validation.

For software developers, Rational Rhapsody Architect for Software base edition provides reverse engineering and code frame generation of C, C++, Java, C#. Rational Rhapsody Developer additionally provides a visual development environment that enables behavioral code generation of C, C++, Java and Ada that can target embedded RTOS.

Two trial options are available: Under the Evaluate tab below, select the Download option to download a 30 day trial or select the Sandbox option to evaluate Rhapsody on a server for four hours.

This trial has all Rational Rhapsody editions enabled, plus many features and add-ons. Download the trial for an evaluation period of 30 days.

Languages supported: Chinese Simplified, Chinese Traditional, English, Japanese, Korean

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Choose your preferred platform

Select a download method:

Red Hat Linux®, SUSE Linux, Windows (HTTP or Download Director)

Or select an online environment:

IBM Rational Sandbox

Available as:

Rational Rhapsody Designer for Systems Engineers


Rational Rhapsody Architect for Systems Engineers


Rational Rhapsody Architect for Software


Rational Rhapsody Developer


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