Best Free Engineering Software - Page 8
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Compare the Top Free Engineering Software as of April 2026 - Page 8
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1
SkyCAD
SkyCAD
SkyCAD automates wire and component numbering, manages parts lists and BOMs, updates cross‑references, creates panel layout designs, and more. It features automated numbering, BOMs, and parts‑lists management, automated cross‑references, license sharing, and requires no training. With unique design‑reuse features such as design‑by‑systems and configuration management, the software ensures efficiency and consistency. It offers intuitive, user‑friendly tools for generating PLC and other component blocks automatically and can generate PLC drawings from an I/O list in Excel. The panel layout design is supported directly within the platform. SkyCAD supports European and American drawing styles. A rich tutorial library and responsive support forums empower users to get up to speed quickly. Standard (free) and advanced licenses are available, with the free license meeting the needs of many users and the advanced license providing additional features at a reasonable cost.Starting Price: $99 per month -
2
EasyCarve
Vectric
Quickly and easily carve 3D models on your CNC machine with EasyCarve. Powered by Design & Make, EasyCarve has access to over 7,000 CNC‑ready 3D relief models from its built‑in library. Follow the simple steps set out in the software to choose your 3D model, choose your material and tooling, generate and preview your toolpaths, and you’re all set to export your toolpath to carve on your CNC machine. Once you’ve loaded your model, choose your material and tooling to generate your toolpaths. Preview your toolpaths to make sure you’re happy with how it will carve. Simply save and export your toolpaths. Now you’re ready to head over to your CNC machine to start carving. Model styles include cut-out, dish, and recessed, enabling you to add 3D content to new and existing projects.Starting Price: $15 per month -
3
CarveCo Maker
CarveCo
The Carveco software range is available in three variants, each crafted to provide you with the freedom and flexibility to design and manufacture a range of 2D and 3D products quickly and easily. Carveco Maker is quick to learn and easy to use, with powerful design and manufacturing features that power up your CNC, making it great for small businesses or home hobbyists taking their first step into creating personalised products. Carveco Maker Plus builds on the Maker feature set by adding powerful 3D design, manufacturing, and productivity tools geared toward increasing the output, range, and efficiency of your manufacturing business. It introduces fades to relief artwork, complex weaves, direct sculpting with smooth and erase tools, spin and turn tools for circular relief, a fade relief tool for height control, and a cookie cutter to edit relief artwork.Starting Price: Free -
4
NVIDIA Isaac Sim
NVIDIA
NVIDIA Isaac Sim is an open source reference robotics simulation application built on NVIDIA Omniverse, enabling developers to design, simulate, test, and train AI-driven robots in physically realistic virtual environments. It is built atop Universal Scene Description (OpenUSD), offering full extensibility so developers can create custom simulators or seamlessly integrate Isaac Sim's capabilities into existing validation pipelines. The platform supports three essential workflows; large-scale synthetic data generation for training foundation models with photorealistic rendering and automatic ground truth labeling; software-in-the-loop testing, which connects actual robot software with simulated hardware to validate control and perception systems; and robot learning through NVIDIA’s Isaac Lab, which accelerates training of behaviors in simulation before real-world deployment. Isaac Sim delivers GPU-accelerated physics (via NVIDIA PhysX) and RTX-enabled sensor simulation.Starting Price: Free -
5
NVIDIA Isaac Lab
NVIDIA
NVIDIA Isaac Lab is a GPU‑accelerated, open source robot learning framework built on top of Isaac Sim, designed to unify and simplify robotics research workflows such as reinforcement learning, imitation learning, and motion planning. It leverages realistic sensor and physics simulation to support accurate training of embodied agents, providing ready‑to‑use environments, spanning manipulators, quadrupeds, and humanoids—with support for 30+ benchmark tasks and integration with popular RL libraries like RL Games, Stable Baselines, RSL RL, and SKRL. Isaac Lab features a modular, configuration‑driven design that enables developers to easily create, modify, and scale learning environments; it also supports collecting demonstrations via peripherals (gamepads, keyboards) and allows custom actuator models to facilitate sim‑to‑real transfer. The framework is built for both local and cloud deployment, accommodating flexible scaling of compute resources.Starting Price: Free -
6
Tosi
Tosi
The Tosi Platform is a purpose-built Cyber-Physical Systems platform designed specifically to secure, connect, and control Operational Technology (OT) networks and critical infrastructure. Unlike traditional IT tools adapted for OT, Tosi was engineered from the ground up for industrial environments: it supports native industrial protocols, tolerates extreme temperatures, and requires no complicated configuration. Deployment is rapid, sites can be up and running in under five minutes with a “plug-and-go” setup, allowing organizations to connect distributed infrastructure quickly and securely without specialized IT expertise. It implements a zero-trust security model with enterprise-grade protections: end-to-end 256-bit AES encryption, hardware-based authentication (with RSA keys), no open inbound ports, and ISO/IEC 27001:2022 certification. With Tosi, you get unified, centralized management through a single interface (TosiControl), enabling visual network topology views.Starting Price: Free -
7
Edison Analysis
Edison Scientific
Edison Analysis is a next-generation scientific data-analysis agent built by Edison Scientific. It is the analytical engine underpinning their AI Scientist platform, Kosmos, and it’s available both on Edison’s platform and via API. Edison Analysis performs complex scientific data analysis by iteratively building and updating Jupyter notebooks in a dedicated environment; given a dataset plus a prompt, the agent explores, analyzes, and interprets the data to provide comprehensive insights, reports, and visualizations, very much like a human scientist. It supports execution of Python, R, and Bash code, and includes a full suite of common scientific-analysis packages in a Docker environment. Because all work is done within a notebook, the reasoning is fully transparent and auditable; users can inspect exactly how data was manipulated, which parameters were chosen, how conclusions were drawn, and can download the notebook and associated assets at any time.Starting Price: $50 per month -
8
TagoIO
TagoIO
TagoIO is a full-stack cloud software that lets users turn IoT sensor data into smart solutions without dealing with cloud complexity. It supports connecting and managing devices from more than 500 communication types, including LoRaWAN, NB-IoT, Wi-Fi, satellite, BLE, MQTT, and HTTP, with preconfigured connectors to decode device data into a standard format. It provides scalable device management, secure data storage, real-time visualization, custom analytics, automation, alerts, and multi-tenant access control so users can build dashboards, workflows, and logic in one environment. TagoIO simplifies building and deploying IoT applications with templates, drag-and-drop interfaces, and APIs while handling backend infrastructure, enabling rapid development and deployment. It offers advanced analytics to transform raw data into actionable insights and supports edge computing, mobile access, white-labeling, and integration with external systems.Starting Price: Free -
9
Breathe
Breathe
Breathe Battery Technologies provides a physics-based battery software toolchain that enables engineers and OEMs to design, simulate, validate, and control advanced battery systems with greater speed, accuracy, and performance than traditional empirical workflows. Its suite spans from cell design and simulation software, allowing rapid evaluation of ageing, thermal behavior, SoC/SoH estimators and system-level trade-offs, to embedded adaptive charging firmware that dynamically manages internal electrochemical states to deliver faster charging and longer life without hardware changes. Breathe’s software integrates physics-based modelling and real-time control into the battery development lifecycle so teams can reduce risk, iterate quickly, and make data-driven decisions while lowering cost and increasing flexibility. Breathe’s products are trusted by global brands and partners, including Volvo and OPPO, for applications that improve charging performance, extend cycle life, etc.Starting Price: Free -
10
Smart 145
Smart 145
Smart 145 is a cloud-based, all-in-one ERP and aviation Maintenance, Repair, and Overhaul software platform designed to optimize and simplify the complex daily operations of aviation repair stations, MRO businesses, and parts suppliers by centralizing key functions such as work order management, inventory tracking, purchase and sales orders, repair orders, quotations, dashboards, and reporting in a single intuitive interface so users spend less time on manual processes and more time servicing aircraft; it offers a user-friendly, scalable system with customizable fields, columns, and reports tailored to the unique workflows of different operations, secure data encryption and regular backups via AWS infrastructure, and real-time visibility into maintenance tasks and parts availability to improve operational control and efficiency.Starting Price: Free -
11
CableCalc BS7671 18-2
CastlineSystems
CableCalc BS7671 is advanced electrical calculation and design software aligned with the latest BS7671:2018+A2:2022 Requirements for Electrical Installations (IET Wiring Regulations 18th Edition Amendment 2) that helps professionals size cables, evaluate circuits, and design distribution board projects with precision. It supports both single- and three-phase calculations for radial, ring, and sub-main circuits, calculating voltage drop, disconnection time, fault current, earth fault information, overload, short-circuit parameters, and correction factors such as temperature and grouping. It offers comprehensive databases of copper cables and protective devices to streamline selection and includes tools to generate detailed calculation documents, schedules, single-line diagrams, and schematic drawings for jobs ranging from simple circuits to multi-distribution board projects.Starting Price: $177.09 per month -
12
3Dfindit
CADENAS GmbH
3Dfindit is CADENAS’ central visual engineering platform, offering verified digital twins and CAD, CAE and BIM data from thousands of manufacturer catalogs. Users can find components through advanced search methods such as text, filters, 3D shape, sketches and color, and download them in more than 100 native and neutral formats. The PLUGIN 3Dfindit supports numerous CAD and BIM systems and enables direct integration of models into existing workflows. For manufacturers, eCATALOG 3Dfindit provides digital product catalog solutions, while ENTERPRISE 3Dfindit offers extended search capabilities for companies within their CAD, PLM or ERP environments.Starting Price: 0 -
13
FlexSim
FlexSim Software Products, Inc.
FlexSim is a problem solving tool that allows you to accurately answer any question about your business. It's powerful simulation software, built from the ground up to make simulation as easy as possible, without sacrificing an ounce of function or visual appeal. You can create beautiful, detailed models that deliver results yet make an impact in the way spreadsheets or charts never could, and you can do it all in just minutes with drag-and-drop controls and easy-to-use features. -
14
Hurricane for AutoCAD
74Mph Solutions
Batch edit your AutoCAD drawings in 3 clicks (or less), Make simple, complex and/or dynamic changes to each drawing. Manage your files to process. Keep lists, save "project" directories. Share these lists and "user-scripts". Combine user scripts to accomplish complex editing tasks. (You can even store scripts specific to each project, and retrieve them easily.) AutoCAD Electrical ".WDP" project file compatibility - Double-click an AutoCAD Electrical .WDP (Project) file within Hurricanes file selector, to quickly load an entire AutoCAD Electrical project into the FileQueue. This means you can EASILY use AutoCAD to Batch Plot your files, Batch Purge, Batch Bind, batch script anything, maximizing your PC's power to perform redundant tasks fast! Add more time-saving batch script functionality to AutoCAD Electrical, Mechanical, and Architectural. Batch all drawings run in a single AutoCAD session (They don't "open-run-close, open-run-close...")Starting Price: $99.95 one-time payment -
15
RoomSketcher
RoomSketcher
RoomSketcher is a leading floor plan software that makes it easy to create, edit, and share accurate and high-quality floor plans. An easy-to-learn drag-and-drop interface enables you to draw plans from scratch or order existing plans to be drawn for you through RoomSketcher's redraw services. 2D and 3D plans can be customized with accurate measurements, annotations, and company branding. RoomSketcher is available on desktops and tablets, and can be used anywhere with an internet connection, as projects are stored in the cloud and sync across devices. RoomSketcher is used by thousands of real estate professionals, interior designers, and general contractors all over the world. Save time, win clients, and elevate your marketing with RoomSketcher's impressive and professional floor plan visuals. -
16
PTC Windchill
PTC
PTC Windchill is a comprehensive product lifecycle management (PLM) platform designed to help manufacturers improve collaboration, data sharing, and quality control across global teams. It provides secure, role-based access to real-time product data, enabling streamlined product development and manufacturing processes. Windchill’s open architecture allows seamless integration with enterprise systems like SAP ERP, supporting a connected digital thread. The platform includes advanced features such as BOM management, engineering change control, manufacturing process management, and supply chain collaboration. Windchill leverages AI-driven insights and automation to enhance decision-making, reduce manual tasks, and accelerate innovation. Its flexible delivery options include on-premises and cloud deployment to fit diverse IT strategies. -
17
Docollab
Docollab
Research makes the world better, you deserve better research tools. LIMS and ELN: collaboration, project management, tasks, documents and spreadsheets with revision history and 100% compliant and backed up across all devices. Today's researchers hack their research process using standalone programs, note-taking on OneNote pasted into MS Word and Excel, sharing files via Dropbox, project management tools like Asana, then printing everything into a binder for PI and company compliance. Since 2007 Docollab has worked with leading organizations and institutions, under stringent workflow and compliance requirements, to create the most intuitive and robust platform for all your research needs whether you're an individual, small research team or a multi-national corporation. Intuitive structure to manage, maintain, and archive everything in one place (Electronic Lab Notebook). Structure your work, projects and files into folders and sub-folders.Starting Price: $25 per month -
18
HomeByMe
Dassault Systemes
Discover our offers to take benefit from the best of HomeByMe. One time pack or subscription? Choose the one that suits you best. Have only one floor (multi floor plans will need to be submitted one floor per order, every order is delivered as a unique project). Indicate all the measures on your floor plan (we need at least one measure to make sure your project is on the right scale). Choose the furnished or unfurnished project offer and then upload your floor plan. Within 3 working days, be notified by email of the delivery of your 3D project. Customize your interior by adding different coverings, furniture and decorative accessories by choosing them from our catalog. Your 3D project will include all the walls, doors and windows defined on your floor plan. In each room of the 3D project we will place a minimalist starter set of furniture and a different floor type to show our breadth and capability. (Accessories, decorations, multi-level floors or exteriors are not included).Starting Price: $14.74 per month -
19
CAEplex
Seamplex
Just open a regular web browser such as Firefox or Chrome and search online for “caeplex.” It works in any operating system such as Windows, MacOS, GNU/Linux, iOS, Android, etc. The computations are performed on our servers so CAEplex works on any existing PC, laptop, tablet or phone without requiring any hardware update nor maintenance. No need to buy a new computer nor to add RAM to your oldie one. Our killer feature: “ease and speed.” A CAEplex case can be solved from scratch down to the results in less than one minute thanks to our 3-step workflow. If you know a faster FEA app, please let us know. CAEplex can be used from any mobile device such as a tablet or phones, no matter how old or wrecked. Access and show your work from any location at any time. Enjoy working in an agile development leveraging simulation (we rather say “modeling”), additive manufacturing, and mobile online collaboration.Starting Price: $25 per month -
20
WELSIM
WelSimulation LLC
WELSIM finite element analysis software helps engineers and researchers conduct simulation studies and prototype virtual products.Starting Price: $45 per user per month -
21
Home Designer
Chief Architect
Home Designer Software is the top-rated 3D interior design, remodeling and home design software. Based on technology from Chief Architect's professional architectural software, Home Designer is made easy for DIY. Discover why Home Designer is the best home design app to visualize and design your next house project. Chief Architect software is the professional tool of choice for architects, home builders, remodelers, and interior designers. Smart building technology makes it easy to create construction drawings, floor plans, elevations, 3D renderings, and 360 panoramic renderings. Chief Architect's software is purpose‑built for residential design with building tools that can automatically generate roofs, foundations, framing, and dimensions. As you draw walls, windows, and doors, the program simultaneously creates a 3D model. These 3D models can be shared with homeowners, structural engineers or subcontractors using the 3D Viewer app.Starting Price: $79 one-time payment -
22
HighDesign
ILEXSOFT
Drafting and architectural design in one, comprehensive software. All the tools you need to complete your project from start to success. In HighDesign Standard and Pro, extend the default resource libraries of line types, hatches, patterns, textures, styles an types. Annotate, dimension and document your project with standard-compliant tools and parametric properties. HighDesign imports and exports your project as DXF, DWG 2019, Tiff, Jpeg, Gif and PNG with alpha channel. Organize your project in a clean structure of layers, views, specialized sheets and styles. HighDesign's modern user interface simplifies complex tasks and keeps everything you need exactly where you need it. HighDesign R6 is available for Mac and Windows: it comes with the same interface, feature set and file format for both Mac and Windows platforms: this means that exchanging files and sharing resources between different machines and with external collaborators has never been so easy.Starting Price: $199 one-time payment -
23
Innovative Binaries
Innovative Binaries
Our aircraft structural health diagnostics and prognostics comprise the acquisition of large data sets from aircraft sensors (including several sub-systems-avionics, landing gear, engine, etc.). Data adapters will transform these data sets to a neutral format data lake. This transformation will enable almost real-time anomaly fault detection, isolation, and potential degradation alerts. Suggested actions will reduce operating costs and increase safety and reliability of the fleet. The platform captures isolated sources of data to reveal important information about the health of the engine. Our approach helps to detect anomalies by producing an early-warning detection system. The alerts increase fleet reliability. Line and hangar maintenance shops can be assured of higher parts availability, higher throughput, reduced no-fault-found (NFF) incidences, parts inventory, and maintenance costs.Starting Price: $300.00/month -
24
Electra Cloud
Radica Software
Electra® Cloud offers impressive benefits that more than save time or eliminate tedious work, it leaves the engineer free to focus on the important parts of a design, the control scheme, operations and safety of the entire machine. For many companies, creating and managing technical drawings efficiently are often critical to become competitive with direct impacts on a company's bottom line. Surprisingly, many companies are still using inefficient and costly methods, resulting in higher cost, lower productivity and technical drawings that are only accessible to a few people in an organization. Cut the amount of time a electrical engineer spends on generating electrical designs, and they could spend more time working with customers. The fact is, technical drawing is an invaluable resource and should be accessible to everyone in an organization.Starting Price: $99.00/month -
25
AggreGate
Tibbo Systems
AggreGate is a white-label full-stack Internet of Things integration platform that drives a digital transformation of your enterprise from connecting the assets to "slicing and dicing" their data for discovering some valuable insights. The Platform and derived vertical products also help integrators, OEMs, telecoms, and MSPs render IoT services running both on the edge and in their cloud. Design and develop your consumer or industrial IoT app in days, deploy into production in weeks. Industrial automation and process control via the 4th generation SCADA/MES platform. Building Automation. Build a unified command and control center for your intelligent facility. Cut HVAC/energy and other operating costs. Deliver digital services for higher resident satisfaction. Data Center Supervisor. Manage both industrial and IT equipment of your data center via a single umbrella system. Design dynamic floor plans, build custom dashboards, integrate with DCIM. -
26
Enterprise Dynamics
InControl Enterprise Dynamics
The world is constantly and rapidly changing. Bringing new challenges, technologies and possibilities each day. How do you keep up with these developments? How do we keep our world efficient, safe and sustainable? The key is to understand the impact of our behavior and the decisions we make. How should we design, operate, optimize and manage our cities, critical infrastructures, and supply chains? The InControl software solves these challenges in every phase of the life cycle. Transfer accessed data into predictive and reliable analytics to understand complex infrastructures. Share results and insights of complex and unpredictable settings to your stakeholders, partners, and clients. Related to time, costs, resources, productivity, reliability, safety, and sustainability. Simulation Software enables you to evaluate your potential and/or future resource investments. Streamline and integrate processes contributing to one time right deployment reducing time, effort and costs. -
27
SMS Pro
NorthWest Data Solutions
SMS Pro is a globally supported organization consisting of aviation safety and high-tech business professionals. SMS Pro’s current mission includes military and civilian aviation, as well as commercial and military space travel. SMS Pro database currently facilitates the first FAA certificate application for any commercial space tourism company. SMS Pro’s compelling value for space travel companies comes from highly complex, intuitive integrations encompassing the entire aviation risk management lifecycle. SMS Pro is also an aviation risk management database supported by SMS Pro's members. There are multiple versions of this aviation SMS database. Globally, CAA SMS auditors and NASA advisors regularly compliment SMS Pro’s database with its well-constructed integrations. The SMS Pro database is user-friendly, compliant, compelling and promising, thereby enhancing evolving safety cultures across the entire aviation industry.Starting Price: $50 per month -
28
KurtSPC Premium
Kurt Workholding
KurtSPC Premium statistical process control software allows you to collect data from most devices, and provide it at one location optimizing your manufacturing. Statistical process control (SPC) is used to monitor and control a process to ensure that this process operates at its full potential. At full potential, a manufacturing process is capable of creating as much conforming product as possible with a minimum of waste. KurtSPC Premium statistical process control software is a simple-to-configure, easy-to-use solution for process optimization. KurtSPC Premium software features user-definable collection fields, error codes, and graphical or text operator instructions. It supports voice and video, customized screens and reports, machine tool controls, and automated gauging. The software also supports almost all types of gages and metrology tools, networking, and Kurt’s unique and powerful Event/Actions.Starting Price: $1,195 one-time payment -
29
myoRESEARCH
Noraxon USA
Seamlessly collect and combine a variety of data within a unified software platform. The integration of electromyography, force, pressure, motion, and high-speed video is complemented by automatic synchronization, creating a smarter workflow and reliable data. Collection, review, analysis, and reporting is now a streamlined process, even with data from many complex biomechanics recording systems. The myoRESEARCH® module configurations allow you to quickly select the devices to be used for your session and your data will be automatically time-synchronized. Customize your myoRESEARCH software to support any combination of Noraxon modules to fit your specific measurement needs. We now offer an analysis-only version of our software for free to current MR3 users. Whether you need to further your education, practice your techniques or simply want to process data outside the lab, we have you covered! -
30
VrLiDAR
Cardinal Systems
The task remains the same which is to extract intelligent data from images and (or) point cloud data (LiDAR, DSM, point clouds) in the form of vectors and attributes for various disciplines. VrThree (VrLiDAR) offers the ability for photogrammetry firms to utilize existing personnel and software while offering new and powerful tools for other mapping disciplines such as architecture, all types of surveying and engineering. VrThree (VrLiDAR) is software that integrates point cloud data into the time tested Vr Mapping Software packages, VrOne® and VrTwo. This package allows the display and editing of LiDAR point data in 2D and in true three-dimensional stereo. The four configurations available in VrThree enable vector, symbol and text entities to be collected and edited using the extensive VrOne®/VrTwo mapping tools. Mapping professionals now not only need the ability to collect three dimensional vector data from traditional photogrammetric sources.Starting Price: $2500.00/one-time/user
