Best Free Engineering Software of 2026 - Page 12

Open CascadeCAD Assistant is an offline 3D CAD viewer/converter with an intuitive interface. It is free for personal and commercial use. The solution was originally developed to showcase the Open CASCADE Technology on mobile platforms. It has been widely used by thousands of users on desktops and mobiles around the world as a fast and useful 3D viewer. CAD Assistant puts the power of open technologies in the hands of engineers who work with 3D data. CAD Assistant is based upon open source libraries (Open CASCADE Technology Qt, FreeType and FreeImage, etc.). Open formats are available for CAD and mesh data (STEP and IFC, IGES and BREP), glTF and JT, PLY STL, OBJ and 3DM. It supports a variety of file formats, including DXF and SAT (ACIS), XT(Parasolid). Additional functionality in CAD Assistant includes the ability to view mesh models and associated data. You can read files in PLY format to view mesh.

Cortona2D Viewer provides the capability to display an array of graphic formats such as CGM, BMP, ICON, GIF, and JPEG, among others. This viewer functions as a pluggable component compatible with both Internet Explorer and Microsoft Office applications, including PowerPoint and Word. Currently, Cortona2D Viewer is exclusively available for users on the Windows operating system. However, it is not merely a viewer; its robust API facilitates seamless integration into any third-party application that supports ActiveX technology. With the Cortona2D Viewer, users can develop a diverse range of 2D applications, enabling interaction with hotspots and embedded hyperlinks in technical drawings in a manner similar to browsing web pages. Additionally, 2D images produced during procedures are automatically linked to procedural actions and timelines, ensuring updates are consistently synchronized, which also includes raster images derived from 3D models. Furthermore, 2D images created in catalogs are connected to sheet views, ensuring they are updated automatically as well, which enhances the overall functionality of technical documentation. This makes Cortona2D Viewer an essential tool for anyone working with 2D graphics in a professional setting.

High-quality online PCB design software that offers complimentary real-time technical assistance is available. PCB Artist boasts capabilities like multi-page schematics and Netlist import, making it a powerful tool for engineers. Advanced Circuits' online PCB design platform is user-friendly and stands out as the finest free PCB layout software on the market. Customers consistently express their appreciation for our PCB design software, highlighting its reliability and effectiveness. When it comes to crafting printed circuit boards, we ensure you achieve optimal results, ultimately saving you both time and financial resources in the long term. Additionally, our commitment to customer satisfaction sets us apart in the industry.

Engage in various CAD projects while facilitating data interchange by setting up a connection that converts data between compatible formats. This utility allows users to open and inspect files from a wide range of CAD systems, enabling the selection of entire files or specific components for translation. The complimentary version of Delcam Exchange supports reading multiple widely-used CAD file formats, including ACIS, IGES, Parasolid, STEP, VDA, and various AutoCAD formats (dwg, dxf), along with CATIA V3, V4, V5, Cimatron, Elite, IDEAS, Inventor, Pro/Engineer, Rhino, SolidEdge, SolidWorks, SpaceClaims, TopSolid, and Unigraphics NX. Delcam Exchange serves as a robust solution for CAD translation, functioning as a standalone program that efficiently converts many popular CAD input formats into several output formats. The process of downloading Exchange, as well as opening and examining files from all compatible systems, is entirely free and carries no obligations, ensuring that your CAD data remains confidential, as there is no requirement to upload any files to the internet. This guarantees a secure user experience while maximizing accessibility across different CAD platforms.

The JETCAM CAD Viewer is a complimentary application designed to enable the viewing of various significant 2D CAD files directly on your computer. This tool is incredibly lightweight, requiring minimal memory and disk space, while ensuring swift performance. It serves as an excellent addition to your existing CAD/CAM software, allowing for quick, one-click access to CAD files along with features for panning and zooming. Offered as a free service without any warranties, the JETCAM CAD Viewer can be installed on an unlimited number of computers within your organization. It facilitates immediate access to all major CAD files, including native JETCAM component formats, completely free of charge. Users are not subjected to any time limits or fees for unlocking extra features. Furthermore, there is no need for registration to download or utilize the tool; simply click the Download link to get started. The software is free from advertisements, spyware, or malware, and boasts an impressively small memory footprint of approximately 50MB while in operation. It also features a straightforward tree view for easy navigation across all local and mapped network drives, along with thumbnail previews for all supported 2D CAD files, enhancing user experience further. This makes it an invaluable asset for anyone working with CAD files, streamlining their workflow efficiently.

Navigating the schematic and layout within PCBWeb Designer can be accomplished using either your mouse or keyboard. To adjust the zoom level, you can utilize the scroll wheel or the page-up and page-down keys to zoom in and out of the active design area. If you wish to return to a zoom level that fits your entire design, you can either click on the designated icon located in the lower right corner of the interface or simply press the home key. Panning through the PCBWeb Designer interface is achieved by holding down the right mouse button while moving your mouse, and alternatively, you can also navigate using the standard scroll bars situated at the bottom and side of the application. Additionally, PCBWeb Designer features a comprehensive component catalog that allows you to effortlessly search, filter, and place components that include both a symbol and footprint, enhancing your design efficiency. This integrated functionality streamlines the design process, making it easier for users to find exactly what they need without unnecessary delays.

Utilize the functionality in a comparable manner and location to load multiple DWG files rapidly. DWG FastView Plus is designed to be lightweight and extremely quick. It offers viewing features such as zoom, pan, 3D Orbit, and magnifier, making it simple to navigate through drawings. You can also use the quick measure tool to temporarily show linear horizontal and vertical measurements of enclosed objects. The program allows for straightforward management of drawing layers and external references, as well as easy access to object properties through palettes, significantly speeding up text searches. Furthermore, you can employ standard dimensioning tools to integrate precise information into your drawing designs. It allows switching between different standard drawing units for both measurement and dimensioning purposes. Additionally, you can convert multiple DWG files to either a previous or current version with just one click. Once your drawing is finalized, you can print it using a plotter, printer, or save it as a file, ensuring flexibility in your output options. This tool streamlines the entire process, making it an invaluable asset for professionals in the field.

DWGSee Viewer & Editor is a fast and easy-to-use CAD viewer and editor built for working with DWG-based drawings. It enables users to open, view, measure, modify, and print DWG, DXF, and DWF files without heavy system requirements. DWGSee Viewer & Editor supports a wide range of AutoCAD versions, including the most recent 2026 format. Users can create and edit drawing elements such as lines, polylines, text, dimensions, and blocks. The software includes smart snap measurement tools for accurate distance and area calculations. Markup features allow users to add comments or layers while preserving original drawings. DWGSee Viewer & Editor simplifies batch printing and drawing comparison to save time on revisions. Advanced tools support object counting, area summation, and line length calculations. Export options enable drawings to be shared as PDFs or raster images in the Pro version. DWGSee Viewer & Editor is optimized for speed, efficiency, and everyday CAD tasks.

ADOIT Enterprise Architecture Suite is the best-rated tool for generating data-driven insights and analysis. It is trusted by large corporations and SMEs around the world. ADOIT allows you to make quick and smart decisions, manage digital portfolios and discover cross-functional dependencies, and drive growth. ADOIT is intuitive and powerful. It's also flexible. It is the best way to do EA. The cloud-based ADOIT Community Edition is free and you can begin building your digital twin today.

Utilize the Kinect for Xbox One sensor in conjunction with your PC to create vibrant 3D scans in real-time, allowing you to capture objects or even yourself with ease. After scanning, you can refine your creations using 3D Builder, which also provides the option to print directly to a local 3D printer or to order prints online. This application necessitates the use of a Kinect for Xbox One sensor and enables you to define the scanning area while operating the sensor much like a camera. With 3D Builder's compatibility, editing and printing your scanned items becomes a straightforward task. Additionally, you can take 3D selfies effortlessly with a convenient one-click timer feature. To access this app, ensure you are logged into your Microsoft account, allowing installation on up to ten Windows 10 devices, while also benefiting from support for Windows apps and various extensions tailored for 3D devices. This innovative technology opens up a world of possibilities for 3D creation and personalization.

ReconstructMe operates on a principle akin to that of a typical video camera—just maneuver around the object you wish to create a 3D model of. The scanning capabilities of ReconstructMe cater to a range of sizes, from small items like human faces to larger spaces such as entire rooms, and it functions effectively on standard computer hardware. Explore its various features and learn how to incorporate ReconstructMe into your projects through our robust SDK. Instead of merely generating a video feed, ReconstructMe provides a full 3D model in real-time as you navigate around the subject. Additionally, it is essential to be aware of the hardware requirements for optimal performance. ReconstructMe excels in capturing and processing color information from the scanned object, provided that the sensor is equipped to deliver the necessary color data. This versatility makes it a valuable tool for diverse modeling applications.

Real-time collaboration, a simple simulator and forkable community content make it easier to build hardware more efficiently. Modern sharing, permissions and an easy-to use version control system allow you to harness collective intelligence. We believe in open-source. Flux's ever-growing library of schematics and parts makes it easy to get started quickly. Finally, a programmable simulation that doesn't require a PHD. You can view your schematic online before you start building. Flux is the place to go for great hardware projects, no matter if you're designing hardware for the next Mars mission or a simple circuit board. Flux is a browser-based, end-to-end electronic design platform that breaks down all barriers. Flux is doing something new and we're doing it in a unique way. It's called building openly. Join our community of makers, engineers, and entrepreneurs who are passionately interested in improving hardware design tools.

Dymola, or Dynamic Modeling Laboratory, serves as a comprehensive platform dedicated to the modeling and simulation of intricate, integrated systems applicable across various fields such as automotive, aerospace, robotics, and process engineering. This tool enables users to efficiently address complex multi-disciplinary modeling and analysis challenges by leveraging Dymola's advanced Modelica and simulation technologies. As an all-encompassing environment, Dymola facilitates the creation, testing, simulation, and post-processing of models, making it indispensable for engineers. In addition to its robust capabilities, Dymola features libraries developed by industry experts that enhance its functionality, allowing for rapid modeling and simulation of complex systems across diverse engineering disciplines. Furthermore, the Functional Mock-up Interface (FMI) enables any modeling software to produce C code or binaries that accurately represent a dynamic system model, thus broadening Dymola's applicability and integration into various workflows. This seamless interaction between different tools promotes efficiency and innovation in system design and analysis.

SOLVESPACE is an open-source parametric 3D CAD software released under the GPLv3 license, allowing users to design 3D components and create drawings through various operations such as extruding, revolving, or using Boolean methods like union, difference, and intersection. It also enables the modeling of 2D parts by allowing users to draw a single section and export it in formats like DXF, PDF, and SVG, while the 3D assembly feature aids in checking component fit. For those interested in 3D printing, parts can be exported in STL or other mesh formats compatible with the majority of 3D printers. Additionally, it supports the preparation of CAM data, enabling the export of 2D vector art tailored for waterjet machines or laser cutters, or generating STEP and STL files for integration with third-party CAM software for machining processes. The tool is particularly useful for mechanism design, utilizing a constraint solver to simulate both planar and spatial linkages, accommodating various joint types such as pin, ball, or slide joints. Instead of relying on traditional trigonometry and spreadsheets, users can work with live-dimensioned drawings to handle plane and solid geometry, and they can sketch sections utilizing a variety of shapes including lines, rectangles, datum lines, points, circles, arcs, and cubic Bezier segments, along with C2 interpolating splines and more intricate designs. This comprehensive approach encourages creativity and efficiency in the design process, making SOLVESPACE a valuable asset for engineers and designers alike.

OpenFOAM is a free and open-source computational fluid dynamics (CFD) software that has been developed by OpenCFD Ltd since its inception in 2004. It boasts a vast user community spanning various engineering and scientific fields, including users from both industry and academia. The software offers a comprehensive suite of features capable of addressing a wide array of challenges, such as intricate fluid dynamics involving chemical reactions, turbulence, heat transfer, as well as applications in acoustics, solid mechanics, and electromagnetics. To ensure continuous improvement, OpenFOAM is released biannually, incorporating enhancements funded by users and contributions from the wider community. The software undergoes thorough testing conducted by ESI-OpenCFD's application specialists, development collaborators, and select customers, all supported by ESI's global network and commitment to quality. The assurance of quality is maintained through a stringent testing regime, which entails hundreds of daily unit tests, a moderate set of tests carried out weekly, and an extensive industry-focused test suite. This meticulous approach ensures that OpenFOAM remains reliable and effective for its diverse user base. Moreover, the collaborative nature of its development fosters a vibrant community that continually drives innovation within the software.

An ideal tool for both children and those without design experience to create in 3D, featuring a one-of-a-kind interface that resembles a cube and offers an engaging array of tools akin to a building game. The application includes a VR view, allows for projecting images or text onto models, and even engraving them! It provides essential features that enable users to dive in immediately without any prior training needed. The intuitive design makes it easy to learn, allowing users to utilize basic tools for hammering or reconstructing. With a broad color palette available, users can paint their models freely, and creating a 3D logo or text takes just a click. Users can start by importing .stl or .obj files, ensuring high precision in modeling. Sculpting shapes from images or photographs is also an option, and actions like copy-pasting, moving, resizing, flipping, and combining can all be executed effortlessly. Additionally, rounded shapes and imported files can be incorporated into models, while specific parts of the object can be selected and edited by color. Users can project images or text onto their models to use as decals, and educators can easily create student accounts through the teacher dashboard, which does not require email addresses for students. Real-time monitoring of the files that students create adds an extra layer of oversight and engagement for teachers.

You can create, edit, visualize, analyze, and publish geospatial data across various platforms including Windows, Mac, Linux, BSD, and mobile devices. This functionality is available for use on desktops, servers, web browsers, and as developer libraries. QGIS, a user-friendly and open-source Geographic Information System (GIS), operates under the GNU General Public License. It is recognized as an official project of the Open Source Geospatial Foundation (OSGeo). The software is compatible with operating systems such as Linux, Unix, Mac OSX, Windows, and Android, and it supports a wide array of vector, raster, and database formats along with their respective functionalities. QGIS offers an ever-expanding set of features through both core functions and plugins. Users can visualize, manage, edit, and analyze their data while also creating printable maps. Additionally, we gather case studies that showcase how individuals worldwide utilize QGIS in their GIS projects. Furthermore, users can seamlessly view combinations of vector and raster data in both 2D and 3D formats, using different projections without needing to convert to a standardized internal format. This flexibility makes QGIS an invaluable tool for professionals and enthusiasts alike.

The Aircraft Maintenance & Inventory (AMI) system allows you to move beyond the limitations of spreadsheets and expensive, generic software solutions. Designed specifically for aircraft maintenance operations, AMI provides a comprehensive and cost-free tool that enhances your workflow. This robust aviation maintenance system is meticulously crafted to work in harmony, streamlining processes to save both time and financial resources. Its integrated inventory management employs cutting-edge Kanban efficiency techniques and boasts convenient reordering features. With an in-depth exploration of your shop's inner workings, AMI empowers you to boost operational efficiency while positively affecting your financial outcomes. This powerful solution is seamlessly integrated into a user-friendly web-based platform, accessible from your office, hangar, or even the flight line. At WBParts, Inc., we prioritize the trust our customers place in us, ensuring their data is managed with the utmost care and security, utilizing encryption that adheres to the latest industry standards and best practices. Furthermore, our commitment to innovation means that AMI will continue to evolve, adapting to the changing needs of the aviation maintenance industry.

SolarEdge Designer is a complimentary online tool designed for solar industry professionals to significantly reduce the costs associated with PV design while creating effective proposals for clients. This robust platform allows users to plan, construct, and verify both residential and commercial SolarEdge systems from the initial concept all the way through to installation, providing a crucial advantage in closing sales. It features a streamlined design process that incorporates numerous automated functions, including stringing, rapid design validation, detection of multiple obstacles, and bulk mapping of Power Optimizer barcodes. Additionally, users can effortlessly export their site layouts to the SolarEdge Monitoring Platform. Create persuasive proposals for customers with in-depth reports and precise energy simulations that have been independently assessed by DNV GL. The detailed financial analysis tools enable accurate predictions of savings on electricity bills and return on investment for system owners. To further captivate potential customers, the platform offers a visually engaging 3D simulation of their project site, enhancing the overall presentation and appeal of the proposals. By utilizing this innovative tool, solar professionals can elevate their sales strategies and improve client satisfaction significantly.

First Insight is a next-generation decision platform that allows designers, merchants and brand managers, buyers and marketing teams to answer key questions every day. First Insight engages consumers with digital surveys designed for the retail sector. First Insight's digital platform (InsightSUITE), is used by retail leaders to drive growth and unlock value from their customers. Our solution collects no-party voice data from customers and combines it to create financial goals. Why First Insight? First Insight's digital engagement module allows you to engage prospects, customers, consumers, and employees through a simple, immersive, browser-based user interface. Voice of the Customer software collects feedback via surveys, sentiment ratings, valuations and open comments. Enterprises can personalize the engagement by using their branding, incentives, and links from one platform.

Fogwing is the next-generation Industrial IoT platform. It has features that allow you to create IoT Solutions for a variety of industrial use cases, including asset tracking, predictive maintenance, and asset monitoring. Without needing to be an expert in information technology, users can create and deploy IoT-based automation solutions. Extended data analytics allows for data-driven analytical processes that predict operational risks and take action at lower TCO.

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

Peakboard GmbH offers a low-code platform designed to empower production and logistics companies in overseeing internal processes and engaging with their systems seamlessly. Through this platform, data from various sources such as SAP, machine controls, material flow controls, and Excel can be collected and analyzed in real-time, presenting insights on screens instantaneously. This facilitates easy error detection and enhances productivity. Customers retain control over the displayed key performance indicators on the dashboard, tailoring the interface to their specific needs. With compatibility across over 90 IT interfaces, information can be effortlessly communicated through touchscreens, creating an intuitive interface accessible to production and warehouse staff. Consequently, operating production machinery becomes as straightforward as using a smartphone.

DIALux stands out as the premier software for lighting design, serving as an essential marketing tool for luminaire manufacturers. This software is available free of cost and supports 25 different languages. With over 750,000 professionals globally, including engineers, electricians, and lighting designers, DIALux enables users to plan, calculate, and visualize lighting solutions for both indoor and outdoor spaces, utilizing actual products from more than 190 distinguished luminaire manufacturers. Whether designing for entire buildings, specific rooms, parking lots, or street and emergency lighting, DIALux allows for the creation of distinctive atmospheres using real products from its members. By becoming a DIALux member, businesses can significantly enhance their brand visibility, broaden their audience, and attract high-quality leads while engaging potential customers throughout the digital planning stages. Additionally, members can take advantage of exclusive benefits that come with the DIALux membership. Join now to redefine your lighting projects and elevate your design capabilities.

Incorporate dynamic lighting, media, and movement into your visual presentations. You'll be immediately captivated by the exceptional color fidelity and impressive performance of our rendering engine! With an extensive collection of lighting equipment, trusses, LED displays, and video projectors at your disposal, you can effortlessly transform your concepts into reality. After finalizing your design, you have the option to render it into high-quality images and videos. Additionally, you can create unique, stand-alone presentations using Capture that provide full interactivity with your design. Our rendering engine utilizes DirectX and Metalnative technologies, along with a comprehensive ACEScg color pipeline, to guarantee that the rendering process and colors are as accurate as feasible. Enhance your interaction with your lighting console, including features like DMX talkback for focusing fixtures, selecting fixtures for programming, and exchanging patches for efficient setup. This comprehensive approach ensures that your visualizations not only look stunning but also function seamlessly in real-world applications.