| 2D/3D CAD Systems | |
|---|---|
| CoCreate | Free personal edition of their commercial 3D CAD modeler. The unique feature about CoCreate is that it does not use a history based modeling philosophy. Assemblies are limited to 60 parts. Every 3 days it requires a new license, if you're connected to the internet it does this automatically, otherwise you'll have to log-in to your account on their website for the license. Screenshot Created by PTC Inc. |
| T-FLEX Student | A 2D & 3D parametric CAD version of their commercial product, includes an FE solver and dynamics simulator. Files created by the student edition cannot be opened by any other software including their own commercial version. Expect other limitations to the features available. Commercial use is prohibited. Screenshot Created by Top Systems Ltd.. |
| Kompass 3DLT | This is a reduced 3D CAD version of their commerical product, it does not permit assemblies. It includes 2D drafting. Screenshot Created by Ascon Group. |
| Alibre | A light version of their commercial software. Parametric & feature based 3D modeler, which is fairly easy to use. 2D layout & detailing is fully associative with the 3D model. Shelling & booleans are not offered in this light version. Assembly is limited to 25 components. A powerful computer with lots of RAM is recommended to run this application. Screenshot Created by Alibre Inc. |
| DraftSight | 2D CAD that works with AutoCAD dwg file formats. Good AutoCAD clone. Screenshot Created by Dassault Systemes. |
| AutoSolids | AutoSolids greatly extends the 3D capabilities of AutoCAD, enhancing not only its solid modeling capabilities but the coordinate system (UCS), viewing, and visualization commands. Saves to native dwg format. Supports AutoCAD versions prior to 2008. Created by AutoSolids, Inc. |
| Powershape-e | Free 3D CAD designer using wireframe, surface, solid & triangle modeling. Files can only be saved in their propreitary format. Will run on XP but not on Windows 2000, 95, 98, Me or NT Created by Delcam Inc. |
| GraphiteOne | Software is free only for personal, educational, or research use. Works only on the Linux operating system. Has both 2D drafting and 3D designing ability. Screenshot Created by GraphiteOne. |
| X11 | A free 2D/3D CAD system without any features crippled. Screenshot Created by GrayTech Software, Inc. |
| Solid Edge Layout | Free fully functional 2D drafting program. Created by UGS Inc. |
| CADVANCE | A free 2D CAD system without any features crippled. This used to be a commercial system back in the early '90 through '95, but since the company's latest product is now CADVANCE 2000 they are distributing this older version free of charge.@5MB . Screenshot Created by F.I.T. Inc |
| CadStd | The well known completely free 2D drafting package. The system is fairly simple to use and is capable of being used for most drafting work. @1MB. Screenshot Created by John Apperson. |
| FelixCAD LT | A free 2D CAD system, with over 300 professional 2D design and drafting functions. Created by FelixCat GmbH |
| Dexter CAD | The Dexterpen cad demo is a lite version of the full version. It is a light parametric 2D design software which allows you to alter dimensions using sliders to see the resulting changes in real-time. Screen-Shot Created by Owen F Ransen |
| JustCAD | 2D CAD software complete with all the required tools. Screen-Shot Created by Jon Hoke |
| VectorEngineer | A compact & efficient 2D CAD software, some features have been disabled in the free version, but nothing you can't live without. Screen-Shot Created by Duncan Aylwin |
| bCAD | Software tool for computer drawing, 3D modelling and realistic visualisation for engineers, designers and architects. Created by ProPro Group, Inc |
| A9CAD | General purpose 2D CAD program. Screen-Shot Created by A9 Tech Inc., Inc |
| Desi III | A free fully functional 2D CAD program. A very professional program, and fairly easy to use. Although listed under Architecture CAD software, it can also be used for general mechanical CAD work. Good explanations have been provided for using the software. @2.5MB Created by Hugo Marein |
| ProgeCAD Smart | A 2D CAD program. Created by ProgeCAD |
| BRL CAD | The U.S army has released a CAD system to open source, which is now being enhanced by the open source community. It runs on Windows, Linux, Mac & Solaris. |
| Draft IT | Good 2D drafting program. Light version of their commerical product. Created by CAD Logic |
| APM Graph LV | 2D parametric program. The only restriction is an absence of database that contains drawings of Russian standard details and manufactures. Created by APM R & D. |
| Cap | Completely free simple & smart 2D CAD program. Screen-Shot Created by Michael Henderson |
| AllyCAD | Free version of their commerical product, file size limited to a maximum 150kb. Can be used for both architectural & mechanical work. Created by Knowledge Base Pty Ltd |
| DoubleCAD | Free 2D CAD drafting program, just like AutoCAD LT. Created by IMSISOFT |
| Electrical CAD Systems | |
| Eagle | The EAGLE Layout Editor is an easy to use, yet powerful tool for designing printed circuit boards (PCBs). It can create CAM files for EXCELLON & GERBER. The limitations of the freeware version are as follows -
Screen-shot. |
| Electric | The ElectricTM VLSI Design System is a complete Electronic Design Automation (EDA) system that can handle many forms of circuit design, including: Custom IC layout , Schematic Capture (digital and analog), Textual Languages such as VHDL and Verilog, Electro-mechanical hybrid layout, Programmable logic (FPGAs). Screen-Shot Created by Static Free Software |
| PCB Elegance | Schematics and PCB layout. Free version restricts the number of pins to 200. Screen-Shot Created by Merco Electronics |
| AutoTRAX | AutoTRAX integrates tools that include schematic capture, simulation, layout with autoplacement, autorouting and 3D visualization. Created by Kovac Software |
| CADSTAR | PCB design software. Free version limited to 50 library components and 300 pins. Created by Zuken. |
| LASI | LASI (LAyout System for Individuals) is a set of "general purpose" layout and design programs. It was not specifically designed for CMOS logic circuit layout, but most people use it for that purpose. LASI can draw schematics and can be used for most of the other graphical jobs of an IC project. Created by Dr.D.E.Boyce. |
| PCB123 | Free schematic and layout software. Import Net lists from multiple CAD vendors, 145,000+ parts library, 2, 4, and 6 layer support, design rule check/design for manufacturing, copper pour with net connectivity. Created by PCB123 |
| McCAD | Collection of fully functioning electronic circuit design tools which are functional and can be used to create schematics, printed circuits, view Gerber documents, and run simulations. Free version has limitations on net, pin & board sizes. Runs on Windows & Mac. Created by McCAD Inc |
| Express PCB/SCH | Free Circuit Board Design and Schematic Design Software. Created by Express PCB |
| Rimu Schematic | Electrical and electronic schematic capture software, free version limited to 100 pins. Created by Hutson Systems |
| KiCAD | Free open source software for electronic schematics & PCB layout, Gerber viewing layout, 3D viewing layout, an example interface is for viewlogic. Screen-Shot Created by Jean-Pierre Charras |
| TinyCAD | Free open source software for drawing circuit diagrams, comes with a library of standard symbols. Screen-Shot Created by Team |
| Ship CAD Systems | |
| Sea Solution | CAD software specific to ship building. While their latest software is not free, they have made their first version of the software freely available. Scroll to the bottom of their download page to find the free release. Created by Sea Solution Inc |
| Architectural CAD Systems | |
| DesignWorkshop Lite | Build 3D models for home design, visualization of architecture, landscapes, exhibits, or any kind of spatial design with DesignWorkshop Lite, courtesy artifice Inc, you can also view and walk-through ready-made models created in 3DMF format, DXF, Design Workshop etc. Created by Artifice Inc |
| Sweet Home 3D | Open source cad program that lets you use drag and drop to lay-out rooms, houses and apartments in 2d. 3d projections can be displayed. It also allows you to create photo-realistc PNG files and videos. It can import images from google sketch-up and 3DS files. Screen-Shot Created by Emmanuel Puybaret |
| TigerCAD | Free 2D general diagramming software which can be used for garden design, building & room plans as well as mechanical & electronic drawings. Very capable and simple simple to use, also creates pdf files of your drawings. Screen-Shot Created by Peter Howard |
| ArchT | Architectural software for IntelliCAD and AutoCAD. Created by Autodsys |
| AllyCAD | This is a free version that limits the size of the model file you can save. Suitable for civil, structural, architectural and surveying needs. Created by Knowledge Base Pty Ltd |
| Cambridge | Specifically designed to facilitate map creation, it has an interface for 3D digitizers and stereo plotters and a mask programable interface so that it can communicate directly with ANY 3D digitizer or stereo-plotter!. Screen-Shot Created by Westbrook Enterprise LLC |
| CYCAS | Architectural software for drafting and design in 2D & 3D. Rendering is provided by the freeware POV-Ray engine. The freeware version of their commercial product is restricted to using just one layer, printing to only A4 size, there may also be additional limits to the features offered. Screen-Shot Created by Verlag A.C.Frese For Windows & Linux |
| KREOnet | For laying out tiles & mosaics on floors & walls with texturing. Screen-Shot Created by Iris Fabbrica Marmi e Graniti For Windows |
| SketchUp | 3D CAD from Google. Created by Google Inc. |
| Octree | The beta releases are free for now. It's a revolutionary idea in interface design that maximizes the screen space for drawing. Created by FCA GmbH and GbR HNS Platform - Unix & Windows (some limitations on Windows) |
| Envisioneer Express | Simple creation of floor plans, 3D models, and interior design concepts, it uses real world objects such as walls, doors, windows and stairs. Very easy to learn. Created by CadSoft Corp. |
| CAD Management Systems | |
| Columbus | A very simple interface for viewing almost any CAD format. Can be used in a Networked Environment. Lots of features, and registration is absolutely FREE. @ 16MB. Created by Arup Inc |
| AutoVue | AutoVue is a visualization and collaboration Viewing and Markup software which can natively view over 200 different document formats including Pro/ENGINEER, AutoCAD, MicroStation, CADKEY, CATIA, Inventor, Mechanical Desktop, SolidWorks, SolidDesigner, Solid Edge & STEP. A JAVA thin-client version is available. A fully functional evaluation versions of all programs are available for download. However, it puts a watermark on your drawing. Created by Cimmetry Systems |
| iges2step | Allows viewing IGES and STEP files and translating between them. |
| VIEWPlot | Viewplot allows you to inspect various CAD formats, take measurements and manipulate data.Create high resolution PDF documentation within the graphical user interface or in batch mode. Supported Input formats: Gerber(X), DXF, Drill, Hpgl. Created by Roneda |
| VariCAD Viewer | Viewer to for VariCAD created drawings. Created by VariCAD |
| AutoDesk Viewer | To view and print DWF files. Created by AutoDesk |
| PS Exchange | Free powerful stand alone CAD translator program capable of translating from many popular CAD input formats to many output formats. Created by Delcam Plc. |
| Bentley | A CAD file viewing for DGN, DWG and DXF file formats. Created by Bentley |
| DevCAD | Freeware DXF, DXB, DWG converter. Created by DevCAD Team |
| WorkXPlore | Freeware to view DXF, DWG, STL, IGES, STEP, UNISURF. Created by Sescoi USA Inc |
| Solidworks Viewer | eDrawings Viewer allows viewing of native AutoCAD® files (DWG and DXF) and native SolidWorks parts, assemblies, and drawings. Created by Solidworks Inc. |
| CAD Exchanger | Freeware program to convert between the following formats ACIS SAT, IGES, STEP, STL, VRML and Open CASCADE BRep. Work is under-way to include X3D, Parasolid XT, and others. Created by Roman Lygin |