List of the Top 25 Simulation Software for Linux in 2025

Azore is a software tool designed for computational fluid dynamics (CFD) that focuses on the analysis of fluid movement and thermal transfers. By utilizing CFD, engineers and scientists can numerically tackle a diverse array of problems related to fluid mechanics, thermal dynamics, and chemical interactions through computer simulations. Azore excels in modeling a variety of fluid dynamics scenarios, encompassing air, liquids, gases, and flows containing particles. Its applications are vast, including the modeling of liquid flow through piping systems and assessing water velocity profiles around submerged objects. Furthermore, Azore is adept at simulating the behavior of gases and air, allowing for the exploration of ambient air velocity patterns as they navigate around structures, as well as examining flow dynamics, heat transfer, and mechanical systems within enclosed spaces. This robust CFD software can effectively model nearly any incompressible fluid flow scenario, addressing challenges associated with conjugate heat transfer, species transport, and both steady-state and transient flow conditions. With such capabilities, Azore serves as an invaluable asset for professionals in various engineering and scientific fields requiring precise fluid dynamics simulations.

Simr, previously known as UberCloud, is transforming simulation operations through its premier offering, Simulation Operations Automation (SimOps). This innovative solution is crafted to simplify and automate intricate simulation processes, thereby boosting productivity, collaboration, and efficiency for engineers and scientists in numerous fields such as automotive, aerospace, biomedical engineering, defense, and consumer electronics. By utilizing our cloud-based infrastructure, clients can benefit from scalable and budget-friendly solutions that remove the requirement for hefty upfront hardware expenditures. This approach guarantees that users gain access to the necessary computational resources precisely when needed, ultimately leading to lower costs and enhanced operational effectiveness. Simr has earned the trust of some of the world's top companies, including three of the seven leading global enterprises. A standout example of our impact is BorgWarner, a Tier 1 automotive supplier that employs Simr to streamline its simulation environments, resulting in marked efficiency improvements and fostering innovation. In addition, our commitment to continuous improvement ensures that we remain at the forefront of simulation technology advancements.

The MIMIC Simulator offers a realistic experience of laboratory conditions by emulating 100,000 devices at a significantly lower cost compared to conventional equipment. This powerful tool enables users to engage with the simulation, facilitating their learning process in developing, marketing, assessing, implementing, and training for enterprise management applications. Participants have the ability to construct a personalized virtual setting that features simulated IoT sensors, gateways, switches, routers, WiFi/WiMAX/LTE devices, probes, cable modems, servers, workstations, and various types of cables. Included in the MIMIC Simulator package are several specialized simulators: The MIMIC SNMP Simulator supports SNMPv1, SNMPv2c, SNMPv3, and SYSLOG simulation. The MIMIC NetFlow Simulator integrates NetFlow, IPFIX, and SYSLOG along with SNMP capabilities. The MIMIC sFlow Simulator encompasses sFlow, SYSLOG, and SNMP functionalities. Additionally, the MIMIC Web Simulator provides support for SOAP, REST, and XML-based web services, covering platforms such as vSphere, vCenter, Hyper-V, RHEV, RHEV-M, VirtualBox, and Cisco Prime Collaboration Solutions, alongside WinRM with SNMP. Lastly, the MIMIC IOS/JUNOS/Telnet Simulation facilitates Cisco IOS/JUNOS and Telnet SSH simulations, including SYSLOG compatibility. This comprehensive suite ensures that users not only gain theoretical knowledge but also practical skills applicable in real-world scenarios.

Simcenter Amesim stands out as a highly integrated and adaptable platform tailored for system simulation, enabling engineers to effectively simulate and enhance the performance of mechatronic systems. By utilizing this tool, overall productivity in system engineering can be significantly boosted, spanning from the early development phases to the ultimate stages of performance validation and controls calibration. The platform features a rich assortment of ready-to-use multiphysics libraries along with solutions tailored to specific industries. Its robust capabilities facilitate the rapid creation of models and comprehensive analysis. Additionally, Simcenter Amesim's open architecture seamlessly integrates with key software packages for computer-aided design (CAD), computer-aided engineering, and control systems, enhancing its utility in various engineering tasks. This versatility makes it an invaluable asset for engineers striving to achieve optimal system performance.

FEATool Multiphysics is a comprehensive physics simulation toolbox that simplifies the process of using finite element analysis (FEA) and computational fluid dynamics (CFD). It features an integrated platform with a cohesive user interface that supports various multi-physics solvers, including OpenFOAM, SU2 Code, and FEniCS. This versatility enables users to effectively model interconnected physical phenomena across a range of applications, such as fluid dynamics, thermal transfer, structural analysis, electromagnetics, acoustics, and chemical engineering. As a reliable resource, FEATool Multiphysics is widely utilized by engineers and researchers in sectors like energy, automotive, and semiconductor manufacturing, enhancing their ability to conduct complex simulations with ease. Its user-friendly design makes it accessible for both seasoned professionals and newcomers alike.

Leverage the power of COMSOL's multiphysics software to accurately model real-world designs, devices, and processes. This adaptable simulation platform is built on advanced numerical methods and offers extensive features for both fully coupled multiphysics and individual physics modeling. Users can follow a comprehensive modeling workflow that encompasses everything from creating geometries to conducting postprocessing analyses. The software includes user-friendly tools that facilitate the development and implementation of simulation applications. COMSOL Multiphysics® guarantees a uniform user interface and experience across a wide range of engineering disciplines and physical phenomena. Moreover, specific functionalities can be accessed through add-on modules tailored to areas such as electromagnetics, structural mechanics, acoustics, fluid dynamics, thermal transfer, and chemical engineering. Users can also choose from various LiveLink™ products to ensure seamless integration with CAD systems and other external software. In addition, applications can be deployed via COMSOL Compiler™ and COMSOL Server™, allowing the creation of models and simulation applications driven by physics within this robust software ecosystem. The extensive capabilities of COMSOL empower engineers to push the boundaries of innovation while enhancing their projects effectively, ultimately leading to improved efficiency and creativity in design and analysis processes.

RoboDK is a powerful and cost-effective simulator specifically designed for industrial robots and their programming requirements. Users can harness the full potential of their robots with RoboDK's intuitive simulation software, which requires no prior programming knowledge. The process of programming any robot offline is streamlined and can be completed in just a few clicks. With an extensive library featuring over 500 robot arms, the software accommodates a diverse array of applications. A notable advantage of RoboDK's simulation and offline programming features is the ability to create robot programs outside of the production environment, significantly reducing disruptions caused by on-site programming. This capability allows users to operate directly from their computers, effectively eliminating any potential production downtime. Additionally, RoboDK allows users to control their robotic arms like a CNC milling machine or a 3D printer. The software can simulate and convert NC programs into compatible robot programs, including formats such as G-code and APT-CLS files. It also automatically optimizes the robot's trajectory to avoid common issues like singularities, axis limitations, and collisions. In essence, RoboDK has revolutionized the simplicity and efficiency of simulating and programming industrial robots. Whether you are just starting out or have extensive experience, RoboDK provides invaluable tools that can greatly improve your robotic programming endeavors, making it an indispensable resource in the industry.

Energy2D is an interactive multiphysics simulation tool rooted in computational physics, tailored to model the three main modes of heat transfer: conduction, convection, and radiation, while also incorporating particle dynamics. This software is designed to run smoothly on a variety of computer systems, streamlining the workflow by eliminating the need to switch between different preprocessors, solvers, and postprocessors typically required in computational fluid dynamics studies. Users can conduct "computational experiments" to investigate scientific theories or tackle engineering problems without the necessity for complex mathematical models. Furthermore, ongoing development aims to introduce additional energy transformation types and improve the software's compatibility with various fluid types. Although Energy2D is particularly strong in simulating conduction, its modeling of convection and radiation lacks complete accuracy, indicating that findings related to these processes should be interpreted as qualitative rather than quantitative. More than 40 scientific papers have cited Energy2D as a significant research tool, highlighting its integration into the academic landscape. As the program continues to advance, users can anticipate further enhancements in its features, which could lead to deeper understandings of intricate physical interactions, making it an even more indispensable resource for researchers and engineers alike.

OpenModelica is an open-source platform dedicated to modeling and simulating systems through the Modelica language, serving both the industrial and academic realms. Its advancement is propelled by the Open Source Modelica Consortium (OSMC), a non-profit organization committed to furthering this initiative. Aiming to provide a comprehensive environment for Modelica modeling, compilation, and simulation, OpenModelica is offered in both binary and source code formats, thus facilitating research, education, and real-world applications in various industries. The platform is designed to be compatible with various operating systems, including Windows, Linux, and macOS, and it fully supports the Modelica Standard Library. It is engineered to facilitate the development and implementation of a diverse array of numerical algorithms, making it particularly useful for tasks such as control system design, solving nonlinear equations, and creating optimization algorithms for complex applications. In addition, the platform features tools for debugging, visualization, and animation, which not only improve user engagement but also significantly enhance the efficiency of modeling and simulation workflows. Furthermore, OpenModelica's adaptability and comprehensive toolset make it indispensable for engineers and researchers who seek to innovate and solve complex problems effectively.

NVIDIA Isaac Sim is a versatile, open-source robotics simulation platform built on NVIDIA Omniverse, designed to help developers in creating, simulating, assessing, and training AI-driven robots in highly realistic virtual environments. It leverages Universal Scene Description (OpenUSD), allowing for broad customization, which means users can craft specialized simulators or seamlessly integrate Isaac Sim's features into their existing validation systems. The platform streamlines three primary functions: the creation of expansive synthetic datasets for training foundational models with realistic rendering and automatic ground truth labeling; software-in-the-loop testing that connects actual robot software to simulated hardware for ensuring the accuracy of control and perception systems; and robot learning, which is expedited by NVIDIA’s Isaac Lab, allowing for effective training of robotic behaviors in a virtual setting prior to real-world application. Furthermore, Isaac Sim includes GPU-accelerated physics via NVIDIA PhysX and supports RTX-enabled sensor simulations, providing developers with the tools they need to enhance their robotic systems. This extensive toolset not only improves the efficiency of robot development processes but also plays a crucial role in the evolution of robotic AI capabilities, paving the way for future advancements in the field. As technology continues to evolve, Isaac Sim stands as an essential resource for both experienced developers and newcomers alike, fostering innovation in robotics.

NVIDIA Isaac Lab serves as an open-source framework for robotic learning, leveraging GPU acceleration and grounded in Isaac Sim to enhance and unify multiple aspects of robotics research, including reinforcement learning, imitation learning, and motion planning. It takes advantage of highly accurate sensor and physics simulations to effectively train embodied agents and provides a diverse array of pre-configured environments featuring manipulators, quadrupeds, and humanoids, while also supporting over 30 benchmark tasks and facilitating smooth integration with prominent RL libraries such as RL Games, Stable Baselines, RSL RL, and SKRL. The modular, configuration-driven design of Isaac Lab empowers developers to easily create, modify, and expand their learning environments, alongside the capability to capture demonstrations using devices like gamepads and keyboards, as well as allowing for the incorporation of custom actuator models to enhance the sim-to-real transfer processes. Additionally, the framework is adept at functioning in both local and cloud settings, providing the flexibility to scale compute resources to meet varying demands efficiently. This multifaceted approach not only boosts productivity in robotics research but also paves the way for groundbreaking innovations in a variety of robotic applications, ultimately fostering a dynamic environment for experimentation and advancement.

WELSIM finite-element analysis software offers engineers and researchers the tools necessary to develop virtual prototypes and perform in-depth simulation studies of their designs. This powerful software enables users to analyze various parameters and optimize their products before physical production.

Adams aids engineers in examining the dynamics of moving parts and the allocation of loads and forces within mechanical systems. Frequently, manufacturers face difficulties in understanding the true performance of their systems until the design phase is well underway. Throughout the systems engineering process, while individual mechanical, electrical, and other subsystems are evaluated against their specified requirements, the complete system is subjected to thorough testing and validation only much later, which can lead to expensive rework and more hazardous design alterations than those made earlier in the process. As the foremost and most recognized Multibody Dynamics (MBD) software in the world, Adams boosts engineering efficiency and reduces product development costs by enabling early validation of system-level designs. This software empowers engineers to analyze and control the complex interactions across various domains, including motion, structures, actuation, and controls, which ultimately results in enhanced product designs prioritizing performance, safety, and user satisfaction. Moreover, the preliminary insights offered by Adams can greatly simplify the overall design workflow, fostering the development of more creative and effective solutions. By leveraging this powerful tool, teams can proactively identify potential issues, ensuring a smoother transition from design to production.

Elevate your decision-making capabilities with Tecplot 360, the premier tool for CFD post-processing. As the number of CFD simulations rises and grid dimensions grow, managing large datasets and automating workflows becomes vital for efficiency. Tecplot 360 enables you to minimize downtime, allowing you to concentrate on uncovering valuable insights. The software provides effortless integration of XY, 2D, and 3D visualizations, empowering you to create graphics that meet your exact preferences. Present your results through eye-catching images and engaging animations that will impress your audience. By utilizing PyTecplot Python scripting, you can streamline repetitive tasks and boost your productivity. The powerful Chorus tool ensures that you capture all significant findings when analyzing parametric data. You can also securely access extensive remote data via the SZL-Server client-server connection, enhancing your analytical capabilities. Tecplot 360 is compatible with numerous data formats, including Tecplot, FLUENT, Plot3D, CGNS, OpenFOAM, FVCOM, VTU, and over 22 others pertinent to CFD, FEA, and structural analysis. Furthermore, you can efficiently document and compare multiple solutions using a multi-frame setup that incorporates various pages for thorough analysis and presentation. With its adaptability and comprehensive features, Tecplot 360 stands out as an essential resource for professionals focused on data-driven results, ensuring you remain at the forefront of innovation in your field.

OpenFOAM is a free and open-source computational fluid dynamics (CFD) software that has been created by OpenCFD Ltd since 2004. It is supported by a large user community that includes individuals from numerous engineering and scientific disciplines, encompassing both industrial and academic users. This software provides an extensive range of functionalities designed to tackle numerous challenges, including complex fluid dynamics with chemical reactions, turbulence, heat transfer, and applications in areas such as acoustics, solid mechanics, and electromagnetics. To promote ongoing advancements, OpenFOAM is updated twice a year, incorporating improvements that are financed by users and contributions from the broader community. The software is meticulously tested by ESI-OpenCFD's application experts, development partners, and selected clients, all bolstered by ESI's global infrastructure and dedication to maintaining high standards. Quality assurance is upheld through a rigorous testing process, which includes hundreds of daily unit tests, a series of moderate tests performed weekly, and a comprehensive, industry-oriented test suite. This diligent strategy guarantees that OpenFOAM remains dependable and effective for its various users. Beyond that, the cooperative aspect of its development nurtures an active community that consistently propels innovation within the software, enhancing its capabilities and user experience. This dynamic environment not only enriches the software itself but also fosters collaboration among its users, leading to shared knowledge and advancements in the field.

Tecplot RS serves as a robust visualization and analysis solution tailored for experts in the oil and gas reservoir engineering sector. It simplifies the management and examination of reservoir simulation data by providing intricate XY plots, 2D cross-sections, and 3D grid visualizations. By facilitating the import of data from various simulation tools, the software aids in organizing results, verifying models, and effectively disseminating insights among team members. The most recent updates, particularly the 2023 R1 release, have brought enhancements that improve the assessment of history match quality by enabling the creation of selection sets based on deviation bands. Additionally, the software has broadened its features to include the visualization of negative values in stamp plots, which is essential for analyzing fluid behavior patterns within reservoirs. With its user-friendly interface, Tecplot RS enables new users to adapt quickly while also offering extensive technical support and free online training materials. This approach not only builds user confidence but also fosters teamwork in the analysis of intricate reservoir data, ultimately leading to more informed decision-making in the field. As a result, professionals can leverage these tools to gain deeper insights and optimize reservoir management strategies.

DWSIM is a powerful and free chemical process simulator that complies with CAPE-OPEN standards and operates smoothly across various platforms, including Windows, Linux, macOS, Android, and iOS. Featuring an intuitive graphical interface, it offers functionalities previously found only in commercial software solutions. The simulator is particularly effective in both steady-state and dynamic modeling thanks to its parallel modular solver, which boosts efficiency. Users benefit from advanced property packages, enhancing the simulation experience. DWSIM provides a wide range of unit operations, such as mixers, splitters, separators, pumps, compressors, expanders, heaters, coolers, valves, pipe segments, shortcut columns, heat exchangers, a diverse selection of reactors, distillation and absorption columns, solids separators, and cake filters, in addition to supporting spreadsheets, Python scripts, and flowsheet unit operations. It also features an Excel Add-In that enables users to perform thermodynamic calculations directly within their spreadsheets, along with an automation API that streamlines the creation, modification, execution, and saving of flowsheets. This comprehensive tool is designed to cater to the diverse needs of chemical engineers, thereby enhancing productivity and accuracy in process simulations. With its extensive capabilities and user-focused design, DWSIM is truly a vital asset for industry professionals seeking effective simulation solutions.

HyperWorks provides user-friendly and efficient workflows that harness specialized knowledge, thereby boosting team efficiency. This capability facilitates the streamlined creation of modern, intricate, and interconnected products. With the enhanced HyperWorks experience, engineers can transition effortlessly between different domains, enabling them to produce reports without needing to exit the modeling environment. HyperWorks empowers users to design, investigate, and refine their creations. The platform can precisely simulate a wide range of elements, including structures, mechanisms, fluids, electrical systems, embedded software, and manufacturing techniques. Customized workflows specifically target various engineering tasks, enhancing processes such as fatigue analysis, computational fluid dynamics (CFD) modeling, concept design optimization, and design exploration. Each user interface is crafted to be intuitive and tailored to individual needs, ensuring a consistent and user-friendly experience throughout. Moreover, the versatility of HyperWorks enhances collaboration among team members, fostering innovation and accelerating project timelines.

MantiumFlow provides a command line interface that enables users to designate case locations and choose their preferred templates, subsequently generating the case while informing the user of any issues or confirming successful creation. This streamlined approach is the fastest method for efficiently creating multiple cases. On the other hand, the graphical user interface (GUI) significantly improves user experience by allowing easy navigation through various options and showcasing a list of customizable settings. Furthermore, the GUI is equipped to display imported CAD files, ensuring that all elements are accurately aligned. Primarily designed for incompressible external aerodynamics simulations, MantiumFlow generates a comprehensive report featuring plots that depict convergence, forces, and various flow field visualizations. The software also automates mesh generation, integrating a tailored level of automated refinement region selection. For geometries that necessitate rotation, users can apply a rotating wall boundary condition to the relevant surfaces for precise modeling. This blend of capabilities not only streamlines the simulation process but also positions MantiumFlow as an indispensable tool for engineers and researchers working in aerodynamics. With its diverse functionalities, users can tackle complex simulations with confidence and ease.

SimFlow is a desktop software designed for Computational Fluid Dynamics (CFD) analysis, compatible with both Windows and Linux operating systems. Leveraging the OpenFOAM libraries, it serves as a graphical user interface for OpenFOAM, making it a professional CAE tool that engineers can utilize to develop intricate 3D simulations. This versatile CFD software is equipped for a wide range of applications, integrating the user-friendly graphical interface of OpenFOAM® with the advantages of its open-source nature. Users can freely download SimFlow and explore its functionalities in evaluation mode, tackling some of the most challenging problems they encounter in their engineering or scientific work. Whether you are a daily user of CFD software or a newcomer eager to embark on your journey, SimFlow offers a robust fluid simulation platform that lets you explore the capabilities of CFD without any restrictions on time. With its extensive features and accessibility, SimFlow stands as an excellent choice for anyone looking to enhance their simulation experience.

Employing advanced analytics and machine learning methodologies is vital for reducing operational costs and alleviating risks. Digital twins, a key element of the digital transformation journey, offer exact virtual models of physical assets, systems, and objects that aim to improve productivity, streamline processes, and boost profitability. Generally, a digital twin is seen as a software representation of a tangible asset or system designed to identify, prevent, forecast, and enhance operations through real-time data analysis, ultimately providing considerable advantages for businesses. At GE Digital, we focus on utilizing digital twin software to support our clients across three essential areas: Asset, Network, and Process. By adeptly overseeing, simulating, and controlling an asset or process, organizations can greatly improve system performance. Moreover, it is imperative to prioritize the health and safety of employees and the environment while pursuing business objectives, which entails reducing incidents associated with assets and processes and avoiding unexpected downtimes, thus nurturing a more robust operational structure. The adoption of digital twin technology not only boosts efficiency but also opens doors for innovation across numerous industries. As organizations embrace this technology, they position themselves for sustained growth and competitive advantage in an ever-evolving marketplace.

Simufact Additive is a sophisticated and versatile software application tailored for the simulation of metal-based additive manufacturing processes. Discover how to make the most of Simufact Additive to elevate your metal 3D printing and rapid prototyping initiatives. Utilizing this software allows you to significantly reduce the frequency of trial prints. Our goal is to provide you with a tool that ensures the creation of additive manufacturing parts with reliable dimensional accuracy on the first attempt. The multi-scale methodology of Simufact Additive combines the best techniques into a single cohesive software package, incorporating everything from a quick mechanical approach to a complex thermal-mechanical coupled transient analysis that delivers outstanding simulation accuracy. Users have the flexibility to choose the most appropriate simulation technique based on their unique needs. Simufact Additive is distinguished as a specialized software solution dedicated specifically to the simulation of additive manufacturing processes, reflected in its efficient operating design. This targeted approach not only boosts user-friendliness but also enhances the overall productivity of the design and manufacturing process. By leveraging this tool, users can streamline their workflow and achieve better outcomes in their additive manufacturing projects.

PrimeSim HSPICE circuit simulation stands as the benchmark within the industry for accurate circuit analysis. It boasts foundry-certified MOS models along with advanced simulation and analytical algorithms. With a legacy spanning over 25 years, HSPICE has proven its reliability in design tape outs and is regarded as the foremost circuit simulator in the field. It is utilized for on-chip simulations across various domains, including analog designs, RF, custom digital, standard cell design, as well as memory design and characterization. Additionally, it is employed for off-chip signal integrity simulations, covering the full spectrum from silicon to package to board and backplane analysis. Serving as a vital part of Synopsys's analog/mixed-signal (AMS) verification suite, HSPICE effectively tackles the major challenges associated with AMS verification. Its reputation for precision in circuit simulation remains unmatched, further enhanced by its provision of cutting-edge simulation techniques and foundry-validated MOS device models. With its comprehensive capabilities, it continues to be an essential tool for engineers in the semiconductor industry.

Engineering teams often rely on a variety of specialized simulation tools from different vendors to assess various design aspects, resulting in inefficiencies and increased costs associated with managing multiple software solutions. SIMULIA addresses this issue by offering a complete set of integrated analysis tools that allows users, regardless of their simulation expertise, to collaborate seamlessly and share simulation data and validated methodologies while preserving data integrity. The Abaqus Unified FEA product suite delivers powerful and versatile solutions for both fundamental and complex engineering problems, making it suitable for numerous industries. For instance, in the automotive sector, engineering teams can analyze vehicle load distributions, dynamic vibrations, multibody systems, crash scenarios, nonlinear static conditions, thermal effects, and acoustic-structural interactions, all within a singular model data framework and employing integrated solver technology. This cohesive integration not only simplifies the simulation process but also fosters enhanced collaboration across various engineering disciplines, ultimately leading to more effective project outcomes. Furthermore, by centralizing these tools, teams can reduce the time spent on data management and improve overall productivity.

CarMaker is a specialized simulation platform designed for the thorough creation and assessment of cars and light-duty vehicles throughout various stages of their development, which include MIL, SIL, HIL, and VIL. It features a strong real-time vehicle model that supports the early generation of virtual prototypes during the development cycle, enabling users to replace any component with custom models or hardware to fulfill particular requirements. By combining the virtual prototype with an advanced driver model, a complex traffic simulation, and a detailed road and environmental setup, the platform allows for automated and repeatable testing at any given moment. The interface is intuitively designed for easy parameter modifications, ensuring a seamless user experience. With the launch of Movie NX, CarMaker introduces an innovative visualization tool that generates photorealistic simulations across various scenarios, incorporating lifelike lighting and weather conditions to recreate real-world situations at any time of day or season. Moreover, the integrated high dynamic range (HDR) camera models provide precise testing capabilities for camera systems, significantly enhancing the overall testing process. The all-encompassing features of CarMaker position it as an indispensable tool for vehicle development and testing, making it easier for engineers to refine their designs and ensure performance under diverse conditions. Its ability to simulate multiple environments and scenarios ensures comprehensive evaluation throughout the entire development lifecycle.