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| 2D/3D CAD Systems | ||||||
| Creo/Elements Direct |
Easy to use and free 3D CAD modeler. It does not use history based modeling, instead click directly anywhere on the model to add or adjust features. It is a lighter version of their commercial product so assemblies are limited to 60 parts. Screenshot Created by PTC Inc. Operating System: Windows |
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| DesignSpark Mechanical | Free gesture based direct modeling 3D CAD software that is powered by SpaceClaim. There is no limit to the number of assembled components. Online electrical CAD components can also be downloaded and imported into your model. Screenshot Created by RS Components Ltd Operating System: Windows |
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| DraftSight |
2D CAD that is exactly like AutoCAD but is completely free. Can open AutoCAD native file formats. Screenshot Created by Dassault Systemes. Operating System: Windows, Mac, Linux |
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| nanoCAD | A powerful free 2D CAD just like AutoCAD. They also have a paid version called nanoCAD Plus, but you will not miss any of those additional features while using the free version. Screenshot Created by Nanosoft Operating System: Windows |
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| QCAD | A free 2D CAD drafting program that is effective and easy to use. Screenshot Created by RibbonSoft GmbH Operating System: Windows, Mac, Linux |
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| LibreCAD | A free 2D CAD drafting program. It's a clone of QCAD but has taken a life of it's own. Screenshot Created by Open Source Operating System: Windows, Mac, Linux |
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| Solid Edge Drafting | A free 2D parametric CAD program. As a parametric program you would think changing a dimension should change the entity. Not so. You have to select the actual entity and not the dimension to change it. Here is a book to help you learn. Screenshot Created by Siemens PLM Inc. Operating System: Windows |
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| 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.. Operating System: Windows |
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| Solvespace |
A 3D CAD program that uses constraints and history to propagate design modifications. It can be used for assemblies. It's an astoundingly light program for what it does and is fun to use. But it can get stuck in long computation loops as the model progresses. Screenshot Created by Jonathan Westhues Operating System: Windows |
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| FreeCAD |
It's a free open source 2D/3D CAD program that is a work in progress. Screenshot Created by J Riegel, W Mayer, Y van Havre. Operating System: Windows, Mac, Linux |
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| PowerSHAPE-e |
Free 3D CAD designer using wireframe, surface, solid & triangle modeling. Files can only be saved in their propreitary format. Created by Delcam Inc. Operating System: Windows |
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| X11 | 2D CAD but 3D features can also be created. As this is a free version of their commerical product, only one layer can be created for 2D modeling and the model size is limited to 200kB. Screenshot Created by GrayTech Software, Inc. Operating System: Windows |
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| CadStd | A simple 2D CAD program suitable for most drafting work. Screenshot Created by John Apperson. Operating System: Windows |
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| JustCAD | 2D CAD software. Screenshot Created by Jon Hoke Operating System: Windows |
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| PythonCAD | 2D CAD software. Screenshot Created by Matteo Operating System: Windows, Linux |
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| VectorEngineer |
A compact & efficient 2D CAD software, some features have been
disabled in the free version, but nothing you can't live without. Screenshot Created by Duncan Aylwin Operating System: Windows |
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| A9CAD | General purpose 2D CAD program. Screenshot Created by A9 Tech Inc., Inc Operating System: Windows |
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| ProgeCAD Smart | A 2D CAD program. Created by ProgeCAD Operating System: Windows |
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| BRL CAD | The U.S army has released a CAD system to open source, which is now being enhanced by the open source community. Operating System: Windows, Mac, Linux, Solaris. |
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| Draft IT | Good 2D drafting program. Light version of their commerical product. Created by CAD Logic Operating System: Windows |
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| Cap | Free simple & smart 2D CAD program. Screenshot Created by Michael Henderson Operating System: All (Java) |
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| DoubleCAD | Free 2D CAD drafting program, just like AutoCAD LT. Created by IMSISOFT Operating System: Windows |
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| Electrical CAD Systems | ||||||
| DesignSpark | The best free PCB design software available. It allows you to generate all the files required to take your project from circuit diagram to layout schematic to a circuit board built project. Gerbers (Extended RS-274-X), Excellons, BOMs, component lists and positions are possible along with DXF (import and export) and IDF for interfacing to mechanical CAD software. Supports the importing of Eagle CAD design files, circuit diagrams and libraries. Screenshot Created by RS Components Ltd Operating System: Windows |
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| FreePCB | Free PCB design software. 1 to 16 copper layers. Board size up to 60 inches by 60 inches. Lots of options when generating CAM gerber files. You usually import a PADS netlist generated from a schematic capture program (TinyCad) then you can run connectivity checks to validate your layout against the schematic. Lots of layout design rule checks are also included. It even uses a free online auto-router. Screenshot Created by Open Source Operating System: Windows |
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| Express PCB/SCH | Free Circuit Board Design and Schematic Design Software. Screenshot Created by Open Source Created by Express PCB Operating System: Windows |
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| 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 -
Screenshot. |
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| 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). Screenshot Created by Static Free Software Operating System: All (Java) |
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| AutoTRAX |
AutoTRAX integrates tools that include schematic capture, simulation,
layout with autoplacement, autorouting and 3D visualization. Light version of their commerical product so expect limitations on the number of pins, parts and PCB size. Screenshot Created by Kovac Software Operating System: Windows |
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| CADSTAR | PCB design software. Free version limited to 50 library components and 300 pins. Created by Zuken. Operating System: Windows |
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| 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. Operating System: Windows |
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| 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 Operating System: Windows |
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| 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. Created by McCAD Inc Operating System: Windows, Mac. |
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| Rimu Schematic | Electrical and electronic schematic capture software, free version limited to 100 pins. Created by Hutson Systems Operating System: Windows |
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| TinyCAD | Free open source software for drawing circuit diagrams, comes with a library of standard symbols. Screenshot Created by Team Operating System: Windows |
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| Target3001 | Free light version of their commerical PCB design product, this one does save to production file formats (Gerber etc). Created by Distrelec PCB Services Operating System: Windows |
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| Ship CAD Systems | ||||||
| FreeShip Plus | Free software to analyze the resistance and power for a ship and other hydrodynamic calculations for vessels and underwater vehicles. Screenshot Created by HydroNShip |
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| 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 |
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| 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 Operating System: Windows, Mac |
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| 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. Created by Emmanuel Puybaret Operating System: All (Java), Web browser |
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| 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. Screenshot Created by Peter Howard Operating System: Windows |
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| 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 Operating System: Windows |
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| 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. Screenshot Created by Verlag A.C.Frese Operating System: Windows, Linux |
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| KREOnet | For laying out tiles & mosaics on floors & walls with texturing. Screenshot Created by Iris Fabbrica Marmi e Graniti Operating System: Windows |
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| 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 Operating System: Windows (some limitations on Windows), Unix |
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| 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. Operating System: Windows |
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| Copan Lite | Designed for land surveyors, processes and adjusts raw field survey data, computes and adjusts map traverse data, performs map or deed checks, calculates areas and perimeters, performs coordinate transformations. Screenshot Created by Underhill Geomatics Ltd. Operating System: Windows |
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| Liberta Scalinata |
Liberata is a free timber roof and dormer design software. Scalinata is a free wooden staircase design software. Created by Weto AG Operating System: Windows |
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| CAD Management Systems | ||||||
| iges2step | Allows viewing IGES and STEP files and translating between them. Operating System: Windows |
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| 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 Operating System: Windows |
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| Bentley |
A CAD file viewing for DGN, DWG and DXF file formats. Created by Bentley Operating System: Windows |
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| WorkXPlore |
Freeware to view DXF, DWG, STL, IGES, STEP, UNISURF. Created by Sescoi USA Inc Operating System: Windows |
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| Solidworks Viewer |
eDrawings Viewer allows viewing of native AutoCAD\AE files (DWG and DXF) and native SolidWorks parts, assemblies, and drawings. Created by Solidworks Inc. Operating System: Windows |
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| 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 Operating System: Windows |
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| Animation Software | ||||||
| Anim8or |
Free 3D modeling and character animation software. Create figures, sequences, scenes, materials & animations. Screenshot Created by R. Steven Glanville Operating System: Windows |
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| Blender |
Open source 3D modelling software for animation & rendering. Screenshot Operating System: Windows |
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| Misfit Model 3D |
Linux users have to compile it from the sources.. Screenshot Operating System: Windows, Mac, Linux |
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| Wings3D | A free 3D subdivision modeler suited for artists. Screenshot Created by Open Source Volunteers Operating System: Windows, Mac, Linux |
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| Art Of Illusion |
Open source 3D modelling software for animation & rendering. Screenshot Operating System: Windows, Mac, Linux |
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| Related Freebyte pages | ||||||
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| Information Wanted! | ||||||
| If you know of any good CAD programs to be listed in this section, please let us know | ||||||
| About this page | ||||||
| Last updated on November 09, 2014
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