Best Free Structural Engineering Software of 2026

SkyCiv Structural 3D, a cloud-based Structural Analysis program, allows users to design, analyze, and model complex 3D structures. It can be used online and does not require installation. SkyCiv Structural 3D is the best online structural analysis. It includes the following: – Powerful Analysis: Linear and P-Delta Cables, Buckling Plates, Frequency RS - Integrated design checks for steel, wood connections, foundations wind (AISC. NSD. AISI. EN. AS. CSA. BS plus more ...)

Geomage, a global company, develops and provides advanced technologies for seismic processing and interpretation. It also offers services and software to a wide range of oil and natural gas companies. Geomage's seismic-processing portfolio is based upon the innovative MultiFocusing™ technology. This has been used for hundreds of exploration sites across the globe to provide the most accurate imaging and better structural and stratigraphic detail of the subsurface. The g-Viewer is a tool that allows the visualization and selection of seismic datasets on a 3D scene. The view is available as a commercial version, and allows for the plotting of 2D sections and volumes.

Skanect simplifies the process of capturing vibrant, color-rich 3D models of objects, individuals, or entire rooms, making it both accessible and budget-friendly. By transforming your Structure Sensor or Structure Core depth sensor into an economical 3D scanner, Skanect allows you to generate 3D meshes from real-world environments in mere minutes. Step into the exciting realm of 3D scanning today! Unlike traditional methods, Skanect captures high-density 3D data at a remarkable rate of up to 30 frames per second. Simply navigate around with your Structure Sensor or Structure Core to gather a comprehensive array of viewpoints, and you'll receive a real-time 3D mesh. The platform is designed to facilitate various 3D scanning scenarios through a selection of predefined setups that cater to most applications. Sharing your 3D models online is a breeze, making it unnecessary to possess professional training before diving into the world of 3D scanning! By utilizing consumer-grade 3D cameras like the Structure Sensor and Structure Core, Skanect significantly reduces hardware expenses compared to earlier 3D scanning technologies. This democratization of technology empowers a wider audience to explore and engage with 3D modeling.

VIKTOR is an advanced engineering automation platform designed to help engineers build AI-powered apps and workflows. It enables users to automate complex processes such as design, analysis, reporting, and dashboarding. The platform supports both no-code and code-based development, offering flexibility for different skill levels. VIKTOR integrates seamlessly with leading engineering tools like Autodesk, Bentley, Trimble, and other CAD and BIM systems. By connecting data and calculations into unified workflows, it eliminates manual data transfer and reduces errors. Engineers can create reusable applications that standardize processes across projects and teams. The platform also provides secure sharing, governance, and version control for enterprise collaboration. VIKTOR is widely used in industries such as structural, geotechnical, mechanical, and infrastructure engineering. It helps organizations improve efficiency, consistency, and compliance in their workflows. Overall, VIKTOR empowers engineering teams to automate tasks and deliver projects faster with AI-driven solutions.

The FEA program RFEM enables quick and easy modeling, structural, and dynamic calculation as well as the design and construction of models with member and plate, wall, folded plates, shell, shell, and other solid elements. Modular software allows you to connect the main program RFEM to the appropriate add-ons to meet your specific requirements. Structural analysis program RFEM offers structural engineers a 3D FEA tool that meets all modern civil engineering requirements. Simple and complex structures can be modelled with ease thanks to efficient data input and intuitive handling. The basis of a modular software program is the structural analysis program RFEM. The RFEM basic program is used to create structures, materials, loads, and plans for spatial and planar structural systems that include plates, walls, shells and members. You can also create mixed structures and model contact elements.

Do you spend too much time calculating cross-sections every day? Dlubal Software's RSECTION standalone program and Dlubal Software's Dlubal Software can help you by determining the section properties of different cross-sections, and then performing a stress analysis. Dlubal Software offers a stand-alone program RSECTION that allows you to calculate thin-walled or massive cross-sections in a much shorter time. The program calculates the section properties, and performs stress analysis. The seamless integration between the FEA software RFEM, and the structural frame & truss software RSTAB, allows for efficient collaboration. The RFEM and RSTAB libraries have RSECTION cross sections, and you can import the internal forces easily.

RSTAB is a powerful software that allows structural engineers to meet the requirements of modern civil engineering. It provides a 3D beam, frame or truss calculation. Use the RSTAB software to design beam, frame or truss constructions made of steel, concrete, wood, aluminum or other materials. RSTAB allows you to quickly and easily define a structure model, then calculate internal forces, deformations and support reactions. You can use the design add-ons to take into account material- and standard specific requirements.

AxisVM is primarily utilized for designing buildings, along with industrial and geotechnical structures. Its robust finite element solver combined with practical modeling tools makes it suitable for bridge design, as well as for developing composite structures, machines, and vehicles. In addition to standard configurations, users have access to optional design modules tailored for structures constructed from reinforced concrete, steel, timber, and masonry members and connections. Furthermore, the software's unique elements and advanced analysis capabilities enable the successful design of innovative and custom structures. Additionally, users can generate comprehensive reports that include tables, drawings, and detailed design calculations, complete with tailored headings and text. These reports are dynamically updated, automatically reflecting the latest model data and results, ensuring accuracy and relevance in documentation. This feature enhances user efficiency by simplifying the reporting process.

MechaniCalc, created by MechaniCalc, Inc., offers a collection of online calculators that specialize in machine design and structural analysis. These tools deliver detailed and thorough analyses that meet industry standards, while remaining user-friendly and easy to navigate. By utilizing these calculators, users can expedite their design and analysis processes, enhancing both speed and confidence in their work. The platform features an extensive array of calculators aimed at streamlining mechanical engineering tasks. Each calculator is accompanied by comprehensive documentation that provides usage instructions along with validation cases, demonstrating how the calculator outputs correlate with established textbook solutions to specific problems. Additionally, the site offers in-depth reference materials covering various mechanical engineering topics and explains the methodologies used in the calculators. Users enjoy unrestricted access to all calculators and content available on the platform, along with the capability to create custom materials and cross-sections for integration into the calculators. This empowers engineers to tailor their design processes to meet specific project requirements effectively.

progeBILLD is an advanced software solution for MEP Building Services design, featuring specialized modules for Electrical, Mechanical/Structural, and HVAC/Piping, as well as the capability to export Bill of Materials data and include manufacturer libraries tailored to each specific industry. The software is designed with user-friendliness in mind, offering an intuitive interface that enables users to start designing right away without the need for extensive training. Among its offerings, progeBILLD Mechanical/Structural stands out as a robust tool for developing mechanical and structural projects, equipped with a variety of libraries filled with standardized components such as steel profiles that adhere to DIN, EN, ISO, and other relevant standards. Additionally, the program streamlines the design process through ready-to-use objects and commands that facilitate the creation of detailed schematics and multi-view drawings. Users will find an extensive collection of industry-standard fasteners, including thousands of bolts, screws, nuts, and pins, making it an indispensable asset for any engineering project. With its comprehensive features and ease of use, progeBILLD is well-suited for professionals looking to enhance their design capabilities.

MasterSeries PowerPad represents a comprehensive suite for structural analysis and design, making it an excellent choice for engineers seeking extensive design features at a remarkably low cost. By offering scaled-down versions of its primary analysis and design tools, MasterSeries PowerPad ensures that a variety of established programs are accessible for less than one-third of their standard pricing. Central to PowerPad is the robust MasterFrame analysis module, which seamlessly connects with design modules for steel, concrete, composite, and timber, creating a fully integrated, three-dimensional analysis and design workspace. Additionally, the PowerPad (Student Edition) is available for free, providing students access to our commercial PowerPad Plus suite. Unlike mere proformas, PowerPad bundles lightweight versions of true software applications, including straightforward designs for steel, concrete, and timber beams, along with the capability to analyze beams, trusses, plane frames, grillages, and space frames. This extensive functionality supports engineers in executing a wide array of design projects efficiently.

Home Designer Software stands out as the leading 3D interior design and home remodeling application, built upon the advanced technology of Chief Architect's professional architectural tools, making it accessible for do-it-yourself enthusiasts. Explore the reasons that make Home Designer the premier choice for visualizing and crafting your next home improvement project. Chief Architect is the go-to software for professionals such as architects, builders, remodelers, and interior designers alike. With its intelligent building features, users can effortlessly produce construction drawings, detailed floor plans, elevations, and stunning 3D renderings, including immersive 360-degree views. This software is specifically designed for residential projects, equipped with tools that automatically generate essential elements like roofs, foundations, and framing dimensions. As you design walls, windows, and doors, the application concurrently constructs a 3D representation, which can be conveniently shared with homeowners, structural engineers, or subcontractors via the 3D Viewer app. Such capabilities enhance collaboration and streamline the design process, ensuring that every detail is communicated effectively.

Simright Simulator allows users to import CAD models and perform structural analysis directly in a web browser, making it highly user-friendly. Even those without any prior experience in CAE analysis can swiftly carry out simulations. This tool is capable of addressing intricate structural challenges across various industries through an online platform. By utilizing CAE technology, it significantly lowers the expenses associated with physical experiments, empowering users to make more informed decisions. Moreover, its accessibility ensures that more individuals can leverage advanced analysis capabilities, further enhancing productivity and innovation.

LIRA-SAPR is a comprehensive software package that uses BIM technology. This software is used to analyze and design different types of mechanical and building engineering structures. - Dynamic (forces and displacements), and static analyses - Selection and inspection of sections of steel and/or reinforced cement (RC) structures - Preliminary drawings for steel structures and separate RC elements

CalcSteel is an online structural engineering solution that delivers professional steel design and finite element analysis directly in the browser. Instead of requiring expensive desktop licenses, it offers a modern, cloud-based platform accessible from any device. Engineers can create 3D models using an intuitive editor with smart snapping, precise dimension controls, and full undo/redo functionality. The built-in 6 degree-of-freedom FEM solver allows users to analyze structural behavior efficiently. Members can be verified against widely recognized international design codes, including AISC 360, Eurocode 3, NBR 8800, AS 4100, and IS 800. The system includes a comprehensive library of more than 640 steel profiles covering global standards. From concept modeling to load assignment and structural verification, the workflow is streamlined into four clear steps. Users can generate detailed engineering sheets and export branded PDF documentation for clients or internal review. Pricing is structured to be dramatically lower than traditional tools like SAP2000 or STAAD.Pro, with free access and affordable subscription tiers. CalcSteel empowers professionals to design, analyze, and document steel structures without being restricted by costly software barriers.

AStrutTie is a specialized design software tailored for the strut-and-tie model (STM) of concrete structures where conventional beam theory is inadequate, including applications in deep beams, corbels, pile caps, pier caps, footings, abutments, and anchorage zones. Users can select a template and input necessary dimensions, materials, and loads, allowing AStrutTie to generate the strut-and-tie model, perform truss analysis, and verify each strut, tie, nodal zone, and anchorage in accordance with the relevant design codes. The calculation report meticulously details each verification alongside its corresponding clause reference, enabling thorough review of the design process. Supported design codes include ACI 318, AASHTO LRFD, Eurocode 2, KDS, and KDS-LSD, allowing users to switch between codes for comparative analysis on the same model. The software operates seamlessly in a web browser across Windows, macOS, or Linux platforms without requiring installation; users simply sign in with their email. The free tier provides access to models with up to 15 nodes and generates reports that include a watermark, while Standard and Pro subscriptions begin at $100 per month. Additionally, professors and students can access the Pro version free for a year to facilitate their teaching and research efforts. AStrutTie is developed by Hangil IT, a company based in Korea, committed to enhancing the efficiency and accuracy of structural design.

SwiftComp is an innovative composite simulation software that combines multiscale and multiphysics capabilities to provide the precision of 3D finite element analysis (FEA) with the simplicity of basic engineering models. This groundbreaking tool simplifies the modeling process for engineers, allowing them to treat composites with the same ease as metals while maintaining accuracy and capturing intricate microstructural details. It offers cohesive modeling for structures that are one-dimensional (like beams), two-dimensional (such as plates or shells), and three-dimensional, effectively calculating the material properties required. Users can utilize SwiftComp independently for virtual composite testing or as an enhancement to existing structural analysis tools, thereby integrating high-fidelity composite modeling into their workflows. Additionally, SwiftComp excels in determining the optimal structural model for macroscopic analysis and includes capabilities for dehomogenization, which enables the calculation of pointwise stresses within the microstructure. It seamlessly connects with established software such as ABAQUS and ANSYS, further broadening its applicability in engineering projects. As a result, SwiftComp significantly enhances the efficiency and effectiveness of composite material modeling in various engineering applications.

VABS is a widely-used tool for cross-sectional analysis that allows for rapid and straightforward computation of beam characteristics and the recovery of 3D fields in composite beams, such as those found in helicopter and wind turbine blades. It stands out as the sole tool that can effectively decouple an intricate 3D slender solid with a detailed microstructure into a fundamental engineering beam model. Originating from the aerospace sector, AnalySwift has developed tools specifically for composite beams including helicopter rotor blades, propellers, high aspect ratio wings, and wing section designs, in addition to plates, shells, and 3D structures. With several years of application in the wind turbine industry, VABS consistently provides swift and precise results for wind turbine blade modeling. Furthermore, SwiftComp extends its capabilities to offer solutions for plates, shells, and 3D composite structures. As the automotive industry increasingly incorporates composites into vehicle design, there is a growing potential to utilize both SwiftComp and VABS for modeling a diverse range of structural forms, such as beams, plates, and shells, thereby expanding their applicability. The versatility of these tools makes them invaluable across multiple engineering disciplines.

The Hilti PROFIS Engineering Suite is an intuitive, cloud-based software solution that streamlines the design of structural connections in construction projects, enhancing productivity with its time-saving features. Users can design connections for various base materials and applications, including anchors in concrete, masonry, and concrete over metal, while also developing post-installed rebar, base plates, and diaphragm shear fasteners for metal deck attachments. This software not only simplifies the design process but also includes productivity-enhancing features like Smart Design anchor layout, load importation, the ability to run multiple load combinations, and the creation of design templates. For those who are new to PROFIS Engineering, there is an opportunity to register for a complimentary 30-day trial of the premium version or opt for the no-cost standard version. Additionally, this software is designed to cater to the needs of both novice and experienced professionals alike, making it a versatile tool in the construction industry.

Exclusively designed for component manufacturers, MiTek® Structure stands out as a powerful tool that offers unparalleled structural modeling, editing, and estimating capabilities. Its innovative formula builder allows designers to craft and save personalized formulas, which can be organized into sets and applied to various jobs or specific objects. Estimates can be generated by leveraging these formulas on modeled items while also enabling the creation and customization of plan options straight from within a job file. Every type of member, from accessories to walls, can be included in these options, with flexibility for customization, including special junction considerations tailored to specific sites. Users have the convenience of modeling a unit once and deploying it multiple times, while the linked system ensures that any modifications made to the original model can be selectively updated across all instances. This streamlined process not only enhances efficiency but also maintains the integrity and consistency of the design across projects.