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    • Geo-Zone Tool Top Menu Icon Snow Load, Wind Speed, and Seismic Load Maps
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    • Cross-Section Properties of Steel and Timber Sections Icon Cross-Section Properties of Steel Cross-Sections
    Structural Design for Solar Systems

    Dlubal Software helps you create and verify any solar mounting system. Work efficiently with steel, aluminum, and concrete structures in a single environment.

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    Solar Structures Solar Structures | Mobile Version
    Dlubal API

    The new Dlubal API service (gRPC) provides you with a flexible interface to the structural analysis software based on Python and C#, with direct access to the entire Dlubal product range.

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  • Icon representing RFEM 6, a finite element analysis software application. RFEM 6 Only Structural Analysis and Design Software You Need for Your Projects

    RFEM 6 serves as the basis of the modular program family and is used to define structures, materials, and actions for plate, wall, shell, and beam structures, as well as for solids and contact elements.

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    Add-on Switch Icon Add-ons
    • Additional Analyses
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    RSTAB 9 Icon without borders RSTAB 9 Iconic Frame and Truss Analysis Software

    RSTAB 9 is a powerful analysis and design software for 3D beam, frame, or truss structure calculations, reflecting the current state of the art and helping structural engineers meet requirements in modern civil engineering.

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    Add-on Switch Icon Add-ons
    • Additional Analysis
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    RSECTION 1 Icon without borders RSECTION 1 User-Defined Cross-Section Properties

    RSECTION supports structural engineers by determining cross-section properties for a wide variety of cross-sections and allowing for subsequent stress analysis.

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    Add-on Switch Icon Add-ons
    • Effective Sections
    RWIND 3 Icon without borders RWIND 3 CFD Software for Digital Wind Tunnels

    RWIND 3 is a digital wind tunnel for simulating wind flows around any building geometry and for the calculation of the wind loads on their surfaces.

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    API Icon Dlubal API Your Gateway to Parametric Modeling and Automation

    The new Dlubal API service (gRPC) provides you with a flexible interface to the structural analysis software based on Python and C#, with direct access to the entire Dlubal product range. Benefit from seamless and powerful integration into your Dlubal software—ideal for parametric modeling and complex optimization tasks.

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    FEA for Steel Connections

    Design and analyze steel connections using CBFEM, compliant with EN 1993‑1‑8 and AISC 360, fully integrated in RFEM 6 for faster, more accurate structural workflows.

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    This platform offers a space for technical inquiries, engaging discussions on structural analysis and design, feature suggestion, and direct interaction with the Dlubal team and fellow users.

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    First Steps with RFEM 6

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    Free Structural Analysis Software for Students

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Main Products
Icon representing RFEM 6, a finite element analysis software application.
RFEM 6
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RSTAB 9
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RWIND 3
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RSECTION
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Geo-Zone Tool
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Cross-Section Properties
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API
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Cloud Calculation
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  • Solutions
  • All-in-One

ALL-IN-ONE

Discover our all-in-one solution for structural engineering and design. We offer a comprehensive platform of software and services in one place, saving you time and effort.

Screenshot of an all-in-one integrated software interface featuring multiple engineering analysis tools. Mobile interface showcasing unified engineering functionalities on a smartphone screen.

All-in-One Solution for Structural Engineers and Designers

Dlubal Software Design | Icon
Design

Steel
Concrete
Aluminum
Timber
Masonry
Glass

Image showing an integrated interface for managing structural systems in an all-in-one platform.
Structures

Members
Plates
Folded Plates
Walls
Shells
Solids

Add-ons for Analysis | Icon
Add-ons for Analysis

Nonlinear material behavior
Structure stability
Construction Stages Analysis (CSA)
Time–ependent Analysis (TDA) D
Form–Finding
Torsional Warping (7 DOF)

Open BIM | Icon
Open BIM

Due to the numerous interfaces in the structural analysis programs RFEM and RSTAB, you can easily and conveniently exchange data with the common industry software (such as CAD programs).

Discover Our Modular Concept

Icon representing RFEM 6, a finite element analysis software application.

RFEM 6

Dlubal's successful structural analysis program RFEM is the best choice for demanding structural engineers. This 3D FEA software meets all the requirements in modern civil engineering. Sophisticated input technology allows you to learn to operate the program quickly and ensures the efficient and intuitive modeling of simple and complex structures.

Download MORE ABOUT RFEM
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RSTAB 9 Icon without borders
RSTAB9

With RSTAB, you can easily and quickly define a structural model and then calculate the internal forces, deformations, and support reactions.

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RWIND 3 Icon without borders
RWIND3

With RWIND 3, you have a program at your side that uses a digital wind tunnel for the numerical simulation of wind flows.

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RSECTION 1 Icon without borders
RSECTION1

With the stand-alone program RSECTION, Dlubal Software provides you with a time-saving solution for the calculation of thin-walled and massive cross-sections.

Download Trial

Online Services

Geo-Zone Tool Icon
GEO-ZONE TOOL

Discover how easy it is to determine snow loads, wind speeds, and seismic loads using the intuitive online service by Dlubal Software.

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3D MODELS

Access a wide range of ready-made models for your projects. Download, customize, and speed up your workflow with our proven solutions!

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WEBSERVICES & API

Webservice and API provides you with a programmable interface for RFEM 6, RSTAB 9, and RSECTION 1.

Cross-Section Properties Icon
CROSS-SECTION PROPERTIES

Use our online tables to easily find the cross-section properties of steel and timber sections. Clear and accessible at all times, perfect for quick reference and structural design.

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INTERNATIONAL STANDARDS

You can find numerous standards integrated in RFEM and RSTAB that are used in the corresponding add-ons to design steel, reinforced concrete, and timber structures.

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CLOUD CALCULATION

Cloud computing allows you to perform calculations on an external computing server. The calculation does not limit the processing power of your local computer, so you can fully use it for other tasks.

Would you like to learn more about our comprehensive solution for structural analysis and design? Our all-in-one solution offers everything you need for efficient and professional project design. Feel free to contact our sales team – we’re here to answer your questions and help you find the perfect solution for your projects.

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Structural Analysis and Design Software
Dlubal Software, Inc.

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PA 19103 Philadelphia
United States

+1 (267) 702-2815 [email protected]
Dlubal Software GmbH

Am Zellweg 2
93464 Tiefenbach
Germany

+49 9673 9203-0 [email protected]
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