• Which Products are you interested in ?

    CST offers a wide range of EM simulation software to address design challenges across the electromagnetic spectrum, from static and low frequency to microwave and RF, for a range of applications, including EDA & electronics, EMC & EMI and charged particle dynamics.

  • Antenna Magus
  • IdEM
  • FEST3D
  • Optenni Lab
  • Looking for a Training, Workshop or eSeminar ?

    CST STUDIO SUITE® is being demonstrated at trade shows and workshops all over the world. Take a look at the list of conferences and exhibitions CST will be attending and get further information regarding CST workshops, eSeminars and training days.

  • TrainingsRegular training courses are held in CST's offices in Asia, Europe, and North America. Please check our trainings section for detail of trainings in all over the globe. Advance registration is normally required.

  • WorkshopsCST hosts workshops in multiple languages and in countries around the world. Workshops provide an opportunity to learn about specific applications and refresh your skills with experienced CST support staff. Make sure you visit our workshop section.

  • eSeminarsThroughout the year, CST simulation experts present eSeminars on the applications, features and usage of our software. You can also view past eSeminars by searching our archive and filtering for the markets or industries that interest you most.

  • Check our latest Events
  • Why create a MyCST Account ?

    A MyCST account may facilitate your access to many of the offerings on the CST website, for example the registration for eSeminars and the watching of eSeminars recordings, setting email preferences, and there is more functionality to come. It is required to participate in workshops and trainings.

  • Personal PreferencesAllows you to update your email preferences and areas of interest. It helps us to personalize your experience.

  • EventsSearch for events by location, industry and application. Once you are registered, you will be able to manage your registrations and check important details about your events. This section also provides you with a repository for Workshop & Training material.

  • LibraryYou can collect articles you find on the CST website to reference or read later by clicking on the “Add this article” button at the bottom of the article page.

  • Create Your Own Account
  • Need technical Support ?

    Customers can customize their accounts once they have completed the account creation process. This platform acts as vivid interface between CST and our customers.

    We therefore offer access to the latest Service Packs (including an automatic notification that a new Service Pack is available), a steadily growing database of Frequently Asked Questions (FAQs), Application Notes and Training Videos, as well as an individual FTP section for easy exchange of large files with our support team.

  • Do I need an Account?To access the Support Site a valid maintenance contract and a one-time registration is required.

    Please note that your Support login does not work for the MyCST account.

  • Get Support
  • How to request a Trial License ?

    Get your license in only three steps:

    1. Fill in the required fields in the contact form on the right and click "Send Us Your Request".

    2. Lean back and wait until one of our CST Experts contacts you.

    3. Enjoy a our trial license.

  • Student Edition

    Student Edition The CST STUDIO SUITE® Student Edition has been developed with the aim of introducing you to the world of electromagnetic simulation, making Maxwell’s equations easier to understand than ever. With this edition you have, bar some restrictions, access to our powerful visualization engine and some of the most advanced solvers of CST STUDIO SUITE.

    Student Edition

CST – Computer Simulation Technology

CST STUDIO SUITE Design Environment

Technical Specification | 1 May 2016

General Features

  • Native graphical user interface based on Windows
  • Multiple document Interface
  • Dockable tool, parameter, and message windows
  • OLE automation server (COM/DCOM)
  • VBA programming
  • Automatic post processing
  • Parameter sweeps
  • Automatic optimization
  • Animated plot export
  • Automatic Power Point slide creation
  • Automatic updates
  • Project management
  • Import of sub-projects
  • Copy and paste of 3D objects, inside and between projects
  • Version control for imported CAD data

3D Modeling Interface

  • Applies to CST MWS, CST EMS, CST PS and CST MPS
  • Intuitive 3D modeling
  • Fast interactive, mouse-supported model input
  • Design intent capture, using relationships between objects
  • Fully parametric 3D modeling (including parameterization of previously created structures)
  • History list with unlimited undo/redo
  • Advanced modelling features suche as helices, blends, chamfers, lofts
  • Profile editor
  • 2D objects sweeps along 3D curves
  • Boolean operations on objects
  • Parameterisation of imported objects
  • Feature-based hybrid modeler allows quick structural changes
  • Material database
  • Support of 3D Space Mouse from 3DConnexion

Interfaces to 3D Formats

  • SAT import/export (up to R25)
  • STEP import/export (AP 203, AP214)
  • IGES import/export (up to 5.3)
  • STL import/export
  • VDA-FS import (up to 2.0)
  • Autodesk Inventor import (6 to 11, 2008 to 2015)
  • Pro/ENGINEER / Creo import (16 to Creo Parametric 3.0) with fully parametric import from Creo Parametric 3.0
  • CATIA V4 import (4.1.9 to 4.2.4)
  • CATIA V5 import (R6 to R25)
  • CoventorWare import
  • Mecadtron import
  • Siemens NX™ import (NX 1 to NX 10)
  • Parasolid (9 - 27)
  • Solid Edge (V18 - ST7)
  • SolidWorks (2003 - 2015) with parametric CAD import from SolidWorks 2013 and 2014
  • Nastran import/export
  • Object (OBJ) files import
  • MAFIA 4 export
  • POV-RAY export
  • Voxel import (e.g. for biological models)
  • CST sub projects
  • HFSS

Interfaces to Planar Formats

  • DXF import/export
  • GDS II import/export
  • GERBER import (single and multilayer)
  • Microwave Office (NI AWR Software) layout import
  • ADS Momentum Model Import (up to v. 2011.05)
  • Sonnet model import

Interfaces to EDA flows

  • ODB++
  • GERBER multilayer
  • IPC-2581 (rev 1, amendment 1)
  • Altrium Designer® (via ODB++)
  • Altium® P-CAD® (via ODB++)
  • Altium Protel® 99SE (via ODB++)
  • Cadence® Allegro® import/APD
  • Cadence® SiP SI
  • Mentor Graphics Expedition PCB (ASCII for v2004 to v2007.2, ODB++ for newer versions)
  • Mentor Graphics® PADS® (ASCII for v2005 to v9.3, ODB++ for newer versions)
  • Mentor Graphics® Hyperlynx (v2.0 onwards)
  • Zuken CR 5000/8000
  • Zuken CADSTAR® (via ODB++)
  • Zuken Visula® (via ODB++)
  • Import of PCB designs originating from Simlab PCBMod® / CST PCB STUDIO®
  • CST layout database 

Schematic Interface

  • Drag and drop of schematic components
  • For further functionality check the CST DESIGN STUDIO™ specifications


  • Handbook "CST STUDIO SUITE® Getting Started" Installation, Modeling, Post-Processing"
  • Handbook "CST MICROWAVE STUDIO® Workflow and Solver Overview"
  • Handbook "CST DESIGN STUDIO™ Workflow"
  • Handbook "CST EM STUDIO® Workflow and Solver Overview"
  • Handbook "CST PARTICLE STUDIO® Workflow and Solver Overview"
  • CST CABLE STUDIO® Workflow"
  • CST PCB STUDIO® Workflow and Solver Overview"
  • Online help system

Minimum Hardware Requirements

  • Intel® Xeon® based PC, 4 GB RAM (8 GB recommended), DVD drive, at least 30 GB of free hard disc space (60 GB recommended).
  • Fully OpenGL compliant graphic card
  • Windows 7, Windows 2008 Server R2, Windows 8, Windows 2012 Server, Windows 8.1, and Windows 2012 Server R2
  • RedHat Enterprise Linux (RHEL) 5.x und 6.x. and SUSE Linux Enterprise Server (SLES) 11.x. Some features may not be available, however.
  • Hardware recommendation depends on your application. If in doubt, please contact your local sales office for further information. For further details, please see our hardware recommendations.


  • CST STUDIO SUITE® is a configurable tool with a choice of several options. Not all listed options are included in the standard license. Not all listed features are available with all solvers. Please contact your local sales office for further information.
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