RS3 Alternatives (September 2025)

PLAXIS 3D is geotechnical finite element analysis software for engineers to model, simulate, analyze and deploy staged construction in geotechnical projects.

PLAXIS 2D is user-friendly geotechnical finite element analysis software for engineers to model, simulate, analyze and deploy geotechnical projects.

RocFall2 is a 2D statistical analysis software program designed to assess slopes at risk for rockfalls.

GEOVIA Surpac provides mining companies with customizable 3D mine planning and geological modelling software for either open pit or underground operations.

Solve complex structural engineering problems with Ansys Structural FEA analysis software solution for implicit and explicit structural analysis.

Simcenter 3D is a comprehensive, fully integrated CAE solution for complex, multidisciplinary product performance engineering including emag and structures.

From 3D mapping to geophysical modelling, our geophysics software streamlines workflows and enhances analysis so you can drive insights with efficiency.

Site3D is a fully featured software product for the engineering design of road systems, roundabouts, residential developments and earthworks.

Finite Element Analysis for Mechanical Engineering and Civil Engineering

OpenRoads Designer is a road design software for plant documentation, surveying, stormwater design & analysis, visualization, geotechnical, underground utilities, and much more.

CPillar is a quick, interactive, and easy-to-use analysis tool for evaluating the stability of surface or underground crown pillars, and laminated roof beds.

Subject your designs to real world conditions to raise product quality while reducing prototyping and physical testing costs.

Ansys HFSS 3D electromagnetic simulation software for designing and simulating high-frequency electronic products such as antennas, PCBs, IC packages, etc.

FlexSim provides software to model, simulate, analyze, and visualize (in 3D!) any system in manufacturing, material handling, healthcare, warehousing, supply chain, and more.

Tekla Structural Designer is award-winning software that gives engineers the power to analyze and design buildings efficiently and profitably. Start your FREE 30 day trial now!

PetraSim software is the graphical interface for the TOUGH2 family of simulators. Solve challenging subsurface flow problems with PetraSim

Ansys provides high-performance, automated meshing software that produces the most appropriate mesh for FEA, CFD and other multiphysics solutions.

Automate your civil and structural analysis calculations. Enhance QA processes and combine with your 2D frame analysis. Download a full FREE Tedds trial today.

3D modeling software to create, edit, and modify CAD or STL files for design, reverse engineering, simulation, manufacturing, 3D printing, and sheet metal.

A leading online structural analysis and design software, offering a wide range of design and analysis software for any structures.

Ansys engineering simulation and 3D design software delivers product modeling solutions with unmatched scalability and a comprehensive multiphysics foundation.

Kingdom® software provides geoscientists and asset teams the functionality needed for all aspects of their portfolio management from prospect to production, basic and advanced interpretation to microseismic analysis and geosteering resulting in faster interpretation and modeling sharing of complex data and more confident decision making.

Improve design efficiency with Transoft Solutions' Vehicle Swept Path Analysis software, ideal for optimizing vehicle tracking and analysis. Try it now!

Oqton Freeform is the industry’s most comprehensive design software for any complex or organic models. Solve your physical design challenges in the digital world. | Freeform - 3D Design Software for Organic Models

Autodesk Civil 3D is civil infrastructure design and documentation software. Buy a Civil 3D subscription from the official Autodesk store or a reseller.

Aquaveo: Water resources software and engineering consulting services for modeling groundwater, surface-water, and watershed hydraulics & hydrology.

VizTerra offers the most advanced 3D landscape design software on the market today. Build incredible landscape designs with our streamlined interface and easy to use set of tools.

Create masterful landscape projects with the all-in-one landscape software built to transform your design, presentation, irrigation, and documentation workflows.

Autodesk is a global leader in design and make technology, with expertise across architecture, engineering, construction, design, manufacturing, and entertainment.

RoadEng is a clean, simple and highly interactive corridor design tool. Ideal for a variety of projects: rural road & highways, rail & pipeline, forest & resource roads, and stream reconstruction. Download a free trial!

Autodesk is a global leader in design and make technology, with expertise across architecture, engineering, construction, design, manufacturing, and entertainment.

Autodesk is a global leader in design and make technology, with expertise across architecture, engineering, construction, design, manufacturing, and entertainment.

Autodesk is a global leader in design and make technology, with expertise across architecture, engineering, construction, design, manufacturing, and entertainment.

Analyze orientation based geological data with Dips. Analyze and visualize structural data following the same techniques used in manual stereonets.

Use Geosoft Oasis montaj to view, QA/QC, transform, and analyse all raw data with powerful 2D and 3D modelling capabilities.

Geomagic Wrap delivers the most affordable, fast, and accurate path from point cloud to 3D models. Create perfect, watertight 3D models from organic scan data. | Geomagic Wrap Software | Oqton

Explore Ansys LS-DYNA, an explicit dynamics solver that simulates the extreme materials deformation response of structures to periods of severe loading.

At Waterloo Hydrogeologic, our goal is to provide powerful, and yet easy-to-use, groundwater software to professionals in the environmental business. We remain an industry leader with over 5,000 registered installations of our software in over 75 different countries around the world.

ArcGIS CityEngine is advanced software for 3D city design. Use procedural city generation to build massive 3D cities for urban design, architecture and VFX workflows.

The Art of Surface Modeling

Road, Site, and Subdivision design automation in less time with minimal resources. Carlson RoadNET highway design. Import and export to various file formats including Civil3D, LandDesktop, AutoCAD (dwg, dgn, dxf)

Forest road layout, design and engineering software. Plan culverts, road networks, cable harvesting and more.

See how Ansys Chemkin-Pro models gas-phase and surface chemical reactions in combustion systems in cars, trucks, jet engines, boilers, and more.

FreeCAD, the open source 3D parametric modeler

Professional-grade 2D CAD software that can be used to create, edit, view, and markup any kind of 2D drawing or DWG file.

Streamline your construction projects with our advanced structural BIM software. Tekla Structures software makes workflows permanently more cost-efficient.

Simcenter STAR-CCM+ is a computational fluid dynamics (CFD) software used to simulate products operating under real world conditions.

Optimize design to ensure compliance, understand behavior, and accurately predict the performance of all types of offshore structures.

3Dflow is committed to providing cutting-edge computer vision software components for 3D modeling from photos, 3D video processing and image synthesis.

HydroCAD, hydrology and hydraulics software for modeling stormwater runoff and designing stormwater management systems

Civil Designer is the preferred civil engineering software package offering a completely integrated civil Infrastructure design solution

Modo is a world-class 3D design software. It empowers designers to handle 3D modeling, animation, texturing & rendering at the speed of thought.

Autodesk Revit is 3D design software with insights and automations powered by Autodesk AI. Buy a subscription from the official Autodesk store or our trusted partners.

Tecplot 360 integrated postprocessing environment allows you to analyze detailed flow-field data while producing exceptional visual output

Ansys Granta EduPack offers a unique set of teaching resources that supports your materials education curricula for engineering and design.

Ansys Fluent is the industry-leading fluid simulation software known for its advanced physics modeling capabilities and unmatched accuracy.

Design, analyze & visualize high-performance and sustainable buildings with OpenBuildings, Bentley's all-in-one BIM software.

Simcad and Digital Twin Studio offer comprehensive support for diverse industries such as healthcare, manufacturing, logistics, warehousing, robotics, and automation. With features including Digital Twin Modeling, Lean Analysis, Planning, and Scheduling.

PV*SOL is the industry's leading 3D solar software with the most detailed configuration and shade analysis for PV systems.

BricsCAD is a single, native-DWG platform with five product levels including 2D drafting, 3D modeling, BIM, and mechanical design toolsets.

Intuitive, customizable and backed by unmatched technical support, CHEMCAD is the leading chemical engineering simulation software that adapts to your specific needs. Start solving simple and complex chemical processes with incredible efficiency today.

PV Elite provides engineers, designers, and inspectors with solutions that match their pressure vessel and heat exchanger design needs.

Goes Beyond 3D CAD Design to Encourage Innovation Across the Extended Enterprise.

Create parametric 3D assets, models, materials, patterns, & lighting with complete control using industry-standard Adobe Substance 3D Designer software.

Creo Elements/Direct is a comprehensive system for mechanical engineers and designers who create products using the ‘direct modeling’ approach to 3D CAD.

SOLIDWORKS® Electrical 3D enables you to easily integrate your electrical schematic designs into your SOLIDWORKS 3D product model.

Dassault Systèmes SOLIDWORKS Corp. develops and markets 3D CAD design software, analysis software, and product data management software. SOLIDWORKS is the leading supplier of 3D CAD product design engineering software.

The Autodesk AEC Collection gives designers, engineers and construction professionals the tools and integrated workflows to create with ease, all in one essential package.

Simcenter is a flexible, scalable portfolio of the best predictive simulation software and test applications that support every step of your digital journey.

Create your products using the latest 3D product design and manufacturing software, including Inventor, AutoCAD, and Fusion 360, together at one great price.

How much time do you waste to cover the various design aspects in your architectural project? Discover Edificius: Architecture Design Software. Use it for free!

Explore Ansys Twin Builder, a powerful digital twin platform for modeling, simulating and analyzing virtual system prototypes and predictive maintenance.

Design better every step of the product design journey with Shapr3D’s adaptive UI and Siemens Parasolid kernel, achieving design vision with built-in precision.

Realtime Landscaping Pro landscape design software. Design yards, gardens, houses, decks, fencing, swimming pools, ponds, patios, and more.

Import point cloud data from virtually any source, then quickly process, analyze and create high-quality deliverables with Trimble RealWorks software.

The leading photogrammetry software for professional drone mapping. Transform any aerial and ground images into accurate, georeferenced maps and 3D models.

Magics is the most powerful workflow automation and 3D printing data and build preparation software including both CAD and mesh tools.

Learn more about Design Master Electrical, 3D electrical building information modeling software for AutoCAD.

Revit software helps MEP engineers, detailers, and fabricators model, analyze, and iterate systems design in BIM to support better performance and sustainability.

3D Cityplanner: gebiedsontwikkelingsprojecten visualiseren, analyseren en simuleren. (Automatisch) gebouwen en gebieden ontwerpen is nog nooit zo eenvoudig geweest.

Trapcode is a complete set of plugins for 3D motion graphics and visual effects in After Effects that includes Particular, Form, Tao, Mir, Shine, Lux, 3D…

Open, Measure and Convert CATIA, Siemens NX, Creo, SolidWorks, SolidEdge, Inventor, Rhino, JT, STEP, IGS, VDA, X_T, SAT [Free Trial Now]

US-based software company on a mission to help teams manage complex operations in highly regulated industries like aerospace, energy, robotics, and manufacturing. Web-based tools used by NASA, Blue Origin, Redwire, AeroVironment, and Commonwealth Fusion to plan and execute mission-critical procedure

Automate data warehouse design with WhereScape 3D. Automated data modeling of data infrastructure projects with WhereScape Data Automation.

Discover why CAESAR II is the preferred pipe stress analysis solution of engineers around the world.

Win more bids, spot the mistakes early and pull advanced reports with SketchList, a complete 3D design software for all your wood project needs.

Maptek™ is a leading provider of innovative software, hardware and services for the mining industry. Founded 40 years ago, Maptek develops products which are used at more than 2500 sites in 90 countries. Our technology solutions cover the whole mining cycle from exploration to reclamation.

Insight building performance analysis software empowers architects and engineers to design more energy-efficient buildings with advanced simulation engines.

eFieldDATA is a powerful cloud based construction materials testing software for geotechnical engineers, field inspectors and staff. Call us for a product demo.

ActCAD IntelliCAD Software, AutoCAD Alternative, ActCAD 2D & 3D CAD Software. ActCAD is a 2D drafting and 3D modeling CAD software meant for engineers, architects and other technical consultants. It is a native DWG & DXF CAD software to create and edit drawings.

formZ is a popular, powerful 3d modeling software used to explore, design and deliver extraordinary projects.

ALLPLAN a Nemetschek Company - offers 3D CAD software for structural, civil and precast concrete engineering

Early-stage urban design and feasibility study software that helps you quickly iterate different development alternatives and calculates key urban parameters in real-time.

PVcase Ground Mount is a solar design software that helps you create detailed 3D layouts and overcome site specific challenges upfront.

See how Ansys computational fluid dynamics (CFD) simulation software enables engineers to make better decisions across a range of fluids simulations.

Autodesk InfraWorks lets you model, analyze, and visualize infrastructure design concepts in context. Buy a subscription from the official Autodesk store.

Autodesk Fusion, formerly Fusion 360, is a platform for 3D CAD, modeling, manufacturing, industrial design, electronics, and mechanical engineering. Subscribe or download for free.

Construction project management software designed by builders, for builders. Easy to use on-site and in the office for seamless collaboration.

SOLIDWORKS® Electrical Professional combines the electrical schematic design capabilities of SOLIDWORKS Electrical Schematic Professional with the 3D capabilities of SOLIDWORKS Electrical 3D in one package.