Best Free Engineering Software of 2025

Interfacing's Digital Twin Organization software offers transparency and governance to improve quality, efficiency, and ensure regulatory compliance. A single platform allows you to map, analyze, and automate your processes, manage regulatory compliance, and assess risks. Interfacing's digital twin solution (Enterprise Process Center-EPC) is an enterprise management platform that allows companies to digitally transform their processes. It helps them streamline operations, improve productivity, and make things more efficient. Interfacing's digital platform - Rapid Application Development Tools (RAD) Tools, with its Low Code Development methodology, will optimize your technical resources and maximize transparency to allow for continuous improvement. Discover how our Low-Code Rapid Application Development module gives you all the tools needed to create and deploy custom, scalable, secure, mobile-ready applications in days vs. months!

Houzz Pro is a leading construction management software for residential contractors and designers. Get a solution that covers the entire customer lifecycle. This includes marketing, CRM and other features such as estimates, takeoffs 3D floor plans project management, selections online invoicing, payments, QuickBooks integration and a client's portal. Start a free trial to see why Houzz Pro is trusted by thousands of Pros to grow and manage their business. Plans start at $149/month for all sizes of business.

SPEC Innovations’ leading model-based systems engineering solution is designed to help your team minimize time-to-market, reduce costs, and mitigate risks, even with the most complex systems. Available as both a cloud-based and on-premise application, it offers an intuitive graphical user interface accessible through any modern web browser. Innoslate's comprehensive lifecycle capabilities include: • Requirements Management • Document Management • System Modeling • Discrete Event Simulation • Monte Carlo Simulation • DoDAF Models and Views • Database Management • Test Management with detailed reports, status updates, results, and more • Real-Time Collaboration And much more.

FactoryTalk®, Optix™, is a new visualization platform that accelerates the delivery of value through modern technologies, innovative designs, and scalable deployment options. FactoryTalk Optix is a tool that can improve your process, efficiency, and deliverables - all in one place. To achieve your HMI vision, take advantage of new levels in collaboration, scalability, and interoperability. SaaS-enabled workflows allow your team to collaborate from anywhere and at any time. You can harness the cloud to become more agile and deploy quickly, scaling according to demand. You can use the cloud to beat your competitors, make more profit and increase your return on investment. Transform how you collaborate! The cloud makes collaboration easier for customers, suppliers, and employees from all over the globe.

The Asset Guardian (TAG) delivers impactful features to improve your asset operations. From proactive asset health monitoring and precision infrastructure management to real-time mobility and seamless ERP integration, The Asset Guardian’s comprehensive solutions are designed to drive transformation and enhance efficiency. • Full integration with Microsoft Dynamics 365 or your ERP system • Mobile-optimized EAM for real-time asset tracking • Predictive maintenance to reduce downtime • Comprehensive master data synchronization • Digital forms integration for streamlined data collection The Asset Guardian (TAG) is a prime example, offering CMMS tools for maintenance scheduling and spare parts management, alongside APM features to monitor asset health and predict failures. TAG provides real-time insights to boost performance and minimize downtime, while centralizing data for better operational control.

AvPro is easy-to-learn and very comprehensive. You can configure various stand-alone modules for Aircraft Parts Inventory, Work Orders, Aircraft Component and Inspection tracking, or opt for a complete ERP solution. We offer on-premise or cloud-hosted options. It includes popular FAA/EASA forms and we can also customize forms to match your forms manual. It features a high degree of traceability and robust reporting, document management, and data export options.

Customize models, refine designs, and export with precision. PlantFCE Model Builder offers 3D modeling for process plants. Model Builder can be used to estimate costs for engineering projects. View real-time updates as you edit a scene in the rendering window. Get low lock-in with PlantFCE Model Builder* PlantFCE Model Builder can export and import 3D models to and from industry-standard 3D model formats like GLB, OBJ, or STL files. Reduce errors and save time with automated clash check built right in.** PlantFCE Model Builder's automated clash check** reduces the time spent on clash check sessions and gives you more time to work on your project. Download for Windows (from the Microsoft Store) and Mac (available on Intel and Apple silicon Macs) on our website Training Contact us through the contact page on the PlantFCE website if you would like training for your organization. Documentation You can find documentation for Model Builder on the PlantFCE website. NOTES *Exporting through Model Builder does not include Model Builder specific functionality like properties set on objects or features specific to Model Builder. **Clash check will be released as part of version 2

3D House Planner allows you to design homes and apartments. No installation required. You can access it through your browser. 3D House Planner can be accessed by anyone. You can import and export 3d models to personal or commercial use. There are endless possibilities. Browse our catalog to choose from thousands of items for furnishing and decorating the interior and exterior your home. We have furnitures, decorative accents, electric devices and household appliances. We also have a texture library with a variety of high-quality textures. The majority of textures include albedo, ambient occlusion maps, metalness, and roughness maps. You can also import your own 3d objects, change the appearance, position, and take snapshots.

Rayven is a user-friendly SaaS platform that solves businesses' challenges with interoperability, real-time data, and app development - without the need to replace legacy systems, increase risk, or endure lengthy development times. Combining iPaaS, Data, IoT, Workflow Automation, Analytics, BI, AI, App Development, and PaaS into one solution, Rayven makes system integration, real-time data processing, and custom app creation simple. It's designed to help you overcome complex business issues effortlessly. With Rayven, you can: - Connect any system, device, or data source - Quickly create workflows and applications - Add AI and automation, tailored to your needs, anywhere Rayven is intuitive, fully compatible with any technology, and infinitely scalable. It optimises your existing tools, making real-time, AI-driven decision-making accessible to businesses of all sizes at an affordable price.

This program is a viewer which displays the HPGL plotter drawings file (HPGL/2 not supported, HP RTL does not work) and runs on Windows Vista 7, 8, 10. It also supports multi-page. Display can be rotated, mirror inversion and grid display are possible. You can change the background color, line width and color, as well as display ON/OFF. All pens can be set to black and white or color, with variable line widths / constant switching.

Aviation and flight API designed for small and medium business, individual developers, students, and researchers. API provides a wide variety of data including flight information, schedules and aircraft details, airport details, statistics and historical data. It is designed for seamless integration with REST and Webhooks. Available through major API marketplaces. APIs available: Flight API. FIDS, Schedules and Flight Status, History. Search by number or tail number. Mode-S 24 bit ICAO address. Airport API. Airports DB: Search by Location and Auto-Complete Search Aircraft API Aircraft, Registration history, Airline Fleet. API Industry - FAA LADD Status of Aircraft - Miscellaneous API. Weather, Realistic flight times, Time-zones. Statistical API Airport Delays (Global Delays), Flight Delays (Route), Route

CADhobby IntelliCAD, a powerful computer-aided design software application, is affordable and perfect for both professionals and hobbyists. It has a variety of features including 2D and 3-D modeling, rendering and animation. CADhobby IntelliCAD supports a wide range of file formats including DWG, DXF DGN and STL. CADhobby's IntelliCAD is an excellent choice for anyone looking to create high-quality designs in CAD without breaking the bank. It is easy to use and learn, and there is a large community of users that can offer support and help.

BigTime is an online time and billing system that professionals use. BigTime allows firms to use time and expense tracking tools as well as WIP management, billing, invoicing, task management tools and many other features in one platform. BigTime, which is cloud-based and has an intuitive interface, bundles industry best practices and operational know-how into a user-friendly app that runs on any desktop or mobile device. BigTime integrates with top productivity apps like Zapier, Lacerte and Slack. From project creation to client payments, BigTime streamlines firm operations with intuitive budgeting, project management, and invoicing solutions that can be configured to automate even the most complex scenarios.

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 ...)

Discover the WEBICC solution for managing and automating industrial processes. It is perfectly adapted to the digital age. WEBICC SCADA's 100% web-based and multi-platform interface is suitable for projects of all sizes, from the smallest to the largest. Create complex and customized visualisations using SVG graphical symbols, data logs and alarms, maintenance notifications and emails, as well as real-time and historic graphs and detailed reports. Our applications work smoothly on any modern HTML5-compatible browser, whether it is a touch panel computer, computer, tablet, or smartphone. Our server runs Windows, Linux and ARM architectures like Raspberry Pi. The client application does not require installation and only requires a web browser. WEBICC SCADA transforms the way you interact and control industrial systems.

DigitalClone®, for Engineering is the only software that integrates multiple scales of analysis into a single package. It is the world's best gearbox reliability prediction tool. DC-E, in addition to the modeling and analysis capabilities at the level of the gearbox and the gear/bearing, is the only software that models fatigue life using detailed, physics-based models (US Patent 10474772B2). DC-E allows the construction of a digital twin of a gearbox. This includes all stages of the asset's lifecycle, from design and manufacturing optimization to supplier selection to failure root cause analysis to condition based maintenance and prognostics. This computational environment reduces the time and cost of bringing new designs to market and maintaining them over time.

Momentum makes service businesses more profitable. Momentum is a software platform powered by a network of GPS devices on your vehicles, equipment, and crews. It gives you sophisticated financial and operational insights, automatically. With Momentum, there's no time-consuming data entry. And you don't have to worry about human error. That's why Momentum work when other software fails. All you have to do is get connect Momentum's devices. Our software will do the rest, automatically. Features: - Accurate job costing - Automated budgeted vs actual reporting - Real-time financial insights - 24/7 asset tracking - Fleet maintenance Momentum's devices create a connected network of your vehicles, equipment and crews. - The Eagle One GPS tracker works on all vehicles, trailers & heavy equipment. It's easy to install with an OBD-II or 12V battery harness. - The Toolie gives you location and activity tracking for your light equipment. - The CrewID is the only privacy-first labor cost tracker on the market. You'll get precise labor costs, automatically and without data entry. Get a deep understanding of how your operational activity impacts your profitability.

Provide the information you need to principals, project managers, or your entire staff quickly and easily. The powerful dashboard of BQE CORE allows you to monitor KPIs such as project performance, time and expenses, profitability, and other important metrics. You can monitor the status of each phase and track progress. You can also compare actual and budgeted hours and costs so that nothing slips through the cracks. Use interactive Gantt charts to efficiently allocate resources and forecast accurately every time. CORE CRM is specifically designed to manage professional services' new sales opportunities, activities and performance. Learn how BQE CORE can help you focus on the most important parts of your practice and manage client projects. Book your own personalized demo today!

Established in 2018 and headquartered in New York, Coohom is a leading global cloud-based, 3D design platform that provides all-in-one software and services to empower designers and businesses to design a professional project in minutes, and get photo-realistic 3D visualizations in seconds. With a presence spanning the United States, China, Korea, Thailand, Vietnam and Indonesia, Coohom's innovative solutions have garnered the trust of over 10 million customers from 200 countries. With the aim of facilitating the digital transformation of customers in the interior design, furniture & home decor, and Kitchen & Bath industry, Coohom provides a comprehensive suit of software encompassing design, rendering, marketing, production, and construction, helping to streamline their workflows and achieve success. Coohom solutions have been featured in world-renowned publications like Forbes and TechNode, as well as industry-specific magazines including Panels & Furniture Asia, FurnitureToday, HomeAccents, and Kitchen & Bath Business. Furthermore, Coohom is a proud industry partner of the American Society of Interior Designers (ASID), demonstrating its commitment to the design community.

Lucidchart is an online diagram tool that allows you to create and share professional diagrams. We support all aspects of communication and collaboration, from system design to brainstorming to project management. Lucidchart is loved by millions.

Blender is a versatile 3D creation suite that is both free and open source. It encompasses the complete 3D pipeline, which includes modeling, rigging, animation, simulation, rendering, compositing, motion tracking, video editing, and even a 2D animation workflow. The platform features Cycles, an advanced unbiased path-tracer engine that delivers breathtakingly realistic renderings. With its extensive suite of modeling tools, users can easily create, modify, and edit their 3D models. VFX professionals have praised it as “likely the best tracker available in the market.” Blender also offers robust camera and object tracking capabilities, enabling users to import raw footage, track it, mask specific areas, and visualize live camera movements within their 3D environment—all without needing to switch applications. Furthermore, its high-quality rigging and animation features have led to its adoption in various short films, advertisements, television series, and feature-length movies, illustrating its widespread impact on the industry. As a result, Blender continues to be a go-to tool for artists and creators looking to push the boundaries of 3D visualization.

Integrated version control along with straightforward management tools eliminates the expensive requirement for a separate PDM system, ensuring that you and your team always have access to the most current design data. Every alteration made by users is meticulously logged, allowing for a history of changes that can be reversed at any moment, thus offering limitless undo/redo options alongside a thorough audit trail. The option to branch and merge facilitates the simultaneous development of various product concepts. One of the standout features of SolidFace is its parameterization capability, which is utilized throughout all phases of design. 3D motion simulation benefits from this as it updates in real-time with any movement. Additionally, the software can simulate 2D mechanisms, allowing for analysis in either a 2D drawing space or within the 3D sketch environment. Furthermore, SolidFace provides direct access to an extensive online part library, boasting over 100 million part numbers sourced from numerous top manufacturers and distributors, as well as thousands of standards such as ISO, ANSI, DIN, NF, GB, and ASME. This comprehensive resource enhances the design process, making it more efficient and effective for users.

Sweet Home 3D is a no-cost interior design tool that enables users to sketch the layout of their home, position furniture, and explore the designs in three-dimensional space. You can easily insert doors and windows by dragging them onto the walls, allowing the software to automatically create openings. The application includes a searchable and expandable catalog of furniture categorized by areas such as kitchen, living room, bedroom, and bathroom, facilitating a convenient selection process. Users have the flexibility to modify aspects like color, texture, size, thickness, position, and orientation for furniture, walls, floors, and ceilings. As you work on the 2D design, you can simultaneously visualize it in 3D, either from an overhead perspective or as if you were a visitor walking through the space. Additionally, you can generate photorealistic images and videos, customizing lighting and adjusting sunlight effects based on the time of day and geographic location. For those looking to enhance the software's functionality, Sweet Home 3D can be extended with Java plug-ins or by creating a modified version leveraging its Model View Controller architecture, enabling a truly personalized design experience. This versatility makes Sweet Home 3D an appealing choice for both amateur and professional designers alike.

Edraw Max is a versatile diagramming tool that enables users to create a wide range of visual representations, including flow charts, mind maps, organizational charts, network diagrams, and floor plans, all supported by an extensive collection of examples and templates. This powerful all-in-one software caters to various needs, whether you're designing flowcharts, fishbone diagrams, or even office layouts, ensuring that you find exactly what you require. Notably, its affordability sets it apart from other similar tools on the market. With thousands of professionally crafted templates available, you can quickly get inspired and kickstart your design process. Additionally, Edraw Max boasts excellent file compatibility, allowing for easy import of Visio files and export of your creations in numerous familiar formats like PDF, Word, PPT, and JPEG. The software empowers you to effortlessly produce over 280 different types of diagrams, ranging from technical illustrations to engaging infographics, proving to be a superior alternative to Visio in many aspects. Overall, Edraw Max is an indispensable resource for anyone looking to enhance their diagramming capabilities and improve their workflow efficiency.

SelfCAD is a powerful 3D modeling software that is easy to use. Users can be able to model, sculpt, render, and even slice all under one program. The program targets beginners, hobbyists, professionals, students, small and large business owners and freelancers who would like to design their 3D models quickly without having to spend a lot of time learning how to use the software. SelfCAD has a simplified interface in which the tools are well arranged in the interface making it an easy to use software. There are a lot many interactive tutorials available that makes learning fun. If you would like to introduce your students to 3D modeling, prepare professionals prototypes or designs, this is the best tool you need.