Sim4Sys Designer integrates a dedicated profile and plugin on top of the SysMLv1 tool Eclipse Papyrus, to guide users and accelerate modeling via automation. Sim4Sys Virtual Bench is a functional digital mockup that provides a graphical playground where operational scenarios can easily be built and played, with some behaviors controlled by the models’ execution.
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Key Use Cases:
Sim4Sys allows any stakeholder to be put in the development loop, from innovation phase to detailed design. Functional specifications can be verified and validated with the functional digital mockup, and Human Systems Integration can be tested with Human-in-the-Loop scenarios. The process and tooling have been used over the past ten years in projects across automotive, railway, energy, defense, aerospace, and production plants.
Want to use this tool? Sim4Sys Designer for Papyrus is free for all users and can be downloaded directly, with a free license request possible during installation. Sim4Sys Virtual Bench is a SaaS tool accessed with a login and password, with free access available for use in INCOSE working groups. Fill out the request form below or request access during the Sim4Sys Designer installation.
After requesting access, an email is sent with a link to set your password. Credentials are valid for one year by default.
Contact Info:
CIL4Sys Contact for Sim4Sys: Gilles Boudet ([email protected])
General inquiries: cil4sys.com/contact-us
Support / documentation: docs.sim4sys.com
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Resources:

The Systems Engineering Tools Database (SETDB) offers information on the Tools & Vendor:
- SETDB Tool: Sim4Sys Designer
- SETDB Tool: Sim4Sys Virtual Bench
- SETDB Vendor: CIL4Sys Engineering