Free Downloads: Open Source Cad Software

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Open CASCADE Technology is a powerful CAD/CAM/CAE kernel and development platform for 3D modeling applications.

Open CASCADE Technology is a powerful Cad/CAM/CAE kernel and development platform for 3D modeling applications. It consists of reusable C++ object libraries and a set of development tools that are available in Open Source.

Open CASCADE Technology is a Software development platform freely available in Open Source. It includes...

Category: Multimedia & Design / Image Editing
Publisher: Open CASCADE S.A.S., License: Freeware, Price: USD $0.00, File Size: 65.1 MB
Platform: Windows



Freeware
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Industrial Open Source alternative to proprietary 3D modeling kernels.

Industrial Open Source alternative to proprietary 3D modeling kernels.
Open CASCADE Technology is a powerful Cad/CAM/CAE kernel and development platform for 3D modeling applications. It consists of reusable C object libraries and a set of development tools that are available in Open Source.

Category: Multimedia & Design / Image Editing
Publisher: Open Cascade SA, License: Freeware, Price: USD $0.00, File Size: 65.1 MB
Platform: Windows

Freeware
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LibreCAD is a free comprehensive, Open Source, 2D CAD application that you can download and install for free.

LibreCAD is a free comprehensive, Open Source, 2D Cad application that you can download and install for free. There is a large base of satisfied LibreCAD users worldwide, and it is available in more than 20 languages and for all major operating systems, i

Category: Multimedia & Design / Illustration
Publisher: librecad.org, License: Freeware, Price: USD $0.00, File Size: 12.1 MB
Platform: Windows, Mac, Vista

Shareware
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PythonCAD is a CAD package written, surprisingly enough, in Python using the PyQt interface.

PythonCAD is a Cad package written, surprisingly enough, in Python using the PyQt interface. The PythonCAD project aims to produce a scriptable, Open-Source, easy to use Cad package for Linux (Cross Platforms).
PythonCAD Software is easy to use and it's a freeware.

Category: Multimedia & Design / Image Editing
Publisher: PythonCAD, License: Shareware, Price: USD $0.00, File Size: 10.3 MB
Platform: Windows

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PDF 2 DXF Screenshot
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Do you get PDF files with CAD drawings inside? Now you can extract these drawings and save it as DXF file and open it in you CAD application. PDF 2 DXF can open PDF files and save all vector objects as DXF file. Now it also converts text objects!

Do you get PDF files with Cad drawings inside? Now you can extract these drawings and save it as DXF file and Open it in you Cad application. PDF 2 DXF can Open PDF files and save all vector objects as DXF file. Version 2.0 can now also convert text objects! The program can not save bitmap graphics in a PDF file as DXF file.

Category: Multimedia & Design
Publisher: CAD-KAS GbR, License: Demo, Price: USD $49.00, File Size: 1.7 MB
Platform: Windows

Shareware
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Specifically developed for contractors and medium-sized specialist companies, Palette CAD is sure to be of interest to anyone who wants to design more simply, more quickly, better and more successfully.

Specifically developed for contractors and medium-sized specialist companies, Palette Cad is sure to be of interest to anyone who wants to design more simply, more quickly, better and more successfully. Palette Cad closes the gap between simple, inflexible off-the-shelf design programs and ready-made and highly specialised, ultra-complex Cad applications. That's why...

Category: Multimedia & Design / Image Editing
Publisher: Palette CAD GmbH, License: Shareware, Price: USD $0.00, File Size: 0
Platform: Windows

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P-CAD 2004 Libraries is part of the P-CAD 2004 Service Pack 4.

P-Cad 2004 Libraries is part of the P-Cad 2004 Service Pack 4. P-Cad 2004 Service Pack 4 (SP4) includes over 120 features and enhancements, further strengthening system performance and delivering increased stability. Any prior version of P-Cad 2004 can be upgraded directly to P-Cad 2004 SP4.

Category: Multimedia & Design / Image Editing
Publisher: Altium Limited, License: Freeware, Price: USD $0.00, File Size: 291.5 MB
Platform: Windows

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A powerful CAD files viewer, easy to learn and use, open to most CAD formats with a modern interface that comply with today standards.

A powerful Cad files viewer, easy to learn and use, Open to most Cad formats with a modern interface that comply with today standards. Works on several documents simultaneouslly. Uses the exact geometry of the models. ModelScan is fully compatible with the 3D Shop range of applications. Features the comparison of 2 models or drawings and allows the mark-up. many measuring...

Category: Multimedia & Design / Multimedia App's
Publisher: C4W, License: Demo, Price: USD $129.00, File Size: 0
Platform: Windows

3D Shop ModelScan Screenshot
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A powerful CAD files viewer, easy to learn and use, open to most CAD formats with a modern interface that comply with today standards. Works on several documents simultaneouslly. Uses the exact geometry of the models.

A powerful Cad files viewer, easy to learn and use, Open to most Cad formats with a modern interface that comply with today standards. Works on several documents simultaneouslly. Uses the exact geometry of the models. ModelScan is fully compatible with the 3D Shop range of applications. Features the comparison of 2 models or drawings and allows the mark-up. many measuring...

Category: Multimedia & Design
Publisher: C4W, License: Demo, Price: USD $129.00, File Size: 0
Platform: Windows

EWDraw CAD Component Screenshot
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EWDraw CAD Component is a powerful vector graphics ActiveX for 3D and 2D visualisation and animation. You can use it for CAD,CAM,GIS and others. The EWDraw is based on Open CASCADE geometric kernel and openGL.

EWDraw Cad Component is a powerful vector graphics ActiveX for 3D and 2D visualisation and animation. You can use it for Cad,CAM,GIS and others. The EWDraw is based on Open CASCADE geometric kernel and openGL .The component is realized as a run-time Windows 64/32 bit OCX (ActiveX control). Either can be used with applications written in the popular Visual IDE languages such...

Category: Software Development / ActiveX
Publisher: East Wind Sofware, License: Shareware, Price: USD $2599.00, EUR2299, File Size: 64.8 MB
Platform: Windows

Paper/Picture 2 DXF Screenshot
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Convert CAD drawings from paper sheets or pictures into digital DXF files for editing in your CAD application. Scan a drawing or open a picture from your hard disk. The program recognizes the lines and saves the result as a DXF file.

Convert Cad drawings from paper sheets or pictures into digital DXF files for editing in your Cad application. Scan a drawing or Open a picture from your hard disk. The program recognizes the lines and saves the result as a DXF file. This saves much of time and money if you need to import paper drawings into your Cad application.

Category: Multimedia & Design
Publisher: CAD-KAS GbR, License: Demo, Price: USD $49.00, File Size: 536.1 KB
Platform: Windows

Shareware
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EaziCAM is a 2D and 3D CAD/CAM system.

EaziCAM is a 2D and 3D Cad/CAM system.

Using EaziCAM you can programme drilling, profiling, pocketing and contouring operations from Cad data or models. EaziCAM is based on the EaziForm Cad/CAM Software used by the automotive industry to rapidly manufacture 3D form-blocks for assembly lines and fixtures.

Category: Business & Finance / Applications
Publisher: Conqueror Design and Engineering Limited, License: Shareware, Price: USD $350.00, File Size: 7.0 MB
Platform: Windows

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Open source group collaboration software for Enterprise.

Open Source group collaboration Software for Enterprise. Cyn.in helps teams to build collaborative knowledge by sharing & discussing various forms of digital content within a secure, unified application that is accessible using a web based interface.

Category: Business & Finance / Applications
Publisher: cyn.in, License: Freeware, Price: USD $0.00, File Size: 239.6 MB
Platform: Windows, Linux, Vista

Freeware
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This all-in-one 3D CAD Viewer combines incredible speed with highest overall functionality that includes a raft of powerful annotation, collaboration, measurement and documentation features.

This all-in-one 3D Cad Viewer combines incredible speed with highest overall functionality that includes a raft of powerful annotation, collaboration, measurement and documentation features. The Software was developed with the objective of transforming collaboration, productivity and efficiency throughout the cross-functional product development chain which includes design,...

Category: Multimedia & Design / Image Editing
Publisher: Sescoi, License: Freeware, Price: USD $0.00, File Size: 49.5 MB
Platform: Windows

Shareware
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CAD Closure allows you to generate geometric closures from the dimension text (not line properties) in your CAD drawing.

Cad Closure allows you to generate geometric closures from the dimension text (not line properties) in your Cad drawing. Works seamlessly with AutoCAD but it is not required as Cad Closure contains its own built-in viewer. The closure graphic is developed in real-time as you select the text. Cad Closure will compute area and check curves to see if they are...

Category: Business & Finance / Applications
Publisher: Gateway Software Productions, License: Shareware, Price: USD $400.00, File Size: 15.3 MB
Platform: Windows

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Ashampoo 3D CAD Professional 3, is the most extensive software in the software series CAD & Construction by Ashampoo,it combines a quick start and intuitive handling with highly professional CAD features,.

Ashampoo 3D Cad Professional 3, is the most extensive Software in the Software series Cad & Construction by Ashampoo,it combines a quick start and intuitive handling with highly professional Cad features,.Plan your building and furnishing projects yourself on your PC with Ashampoo 3D Cad Professional 3.

Category: Multimedia & Design / Image Editing
Publisher: ashampoo GmbH & Co. KG, License: Shareware, Price: USD $0.00, File Size: 1014.2 MB
Platform: Windows

Shareware
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NShape is an Open Source diagram designing framework for .

NShape is an Open Source diagram designing framework for .NET WinForms. Software developers use NShape to integrate diagramming capabilities into their applications. Using NShape, applications let users view, annotate, modify and create diagrams like flow charts, wiring schemes or project charts. NShape is Open Source and has a dual license which allows it to...

Category: Multimedia & Design / Image Editing
Publisher: dataweb GmbH, License: Shareware, Price: USD $0.00, File Size: 8.3 MB
Platform: Windows

Shareware
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Adobe Illustrator ~2D-CAD Component Plug-in~.

Adobe Illustrator ~2D-Cad Component Plug-in~. Cad-COMPO 2 is a plug-in Software includes "BPT-Pro2" and "EXDXF-Pro2". "BPT-Pro2" is a Software to add a highly functional 2D-Cad program into Illustrator. "EXDXF-Pro2" provides that to import Cad standard DXF files to Illustrator, and to export AI files to...

Category: Multimedia & Design / Multimedia App's
Publisher: BABY UNIVERSE inc., License: Shareware, Price: USD $150.00, File Size: 4.3 MB
Platform: Mac

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CAPPS is one of the first CAD based online CMM software.

CAPPS is one of the first Cad based online CMM Software. AAT developed CAPPS to be an upwardly mobile metrology Software with a strong graphics engine, complete Cad capability, a powerful programming language with DMIS and tree view structure as well as a flexible reporting environment. With over 20 years of evolution, CAPPS has been the leader in Cad based...

Category: Multimedia & Design / Image Editing
Publisher: Applied Automatioin Technologies, Inc., License: Demo, Price: USD $0.00, File Size: 60.7 MB
Platform: Windows

Shareware
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KeyCreator Direct CAD Software is the world leader in 3D Direct CAD software.

KeyCreator Direct Cad Software is the world leader in 3D Direct Cad Software. KeyCreator provides product designers, analysts, manufacturing engineers, and even non-'CADjockeys' a practical, proven and complete 3D Direct Modeling system. The product earns equal praise for its ability to quickly create design concepts from scratch and make changes to any...

Category: Multimedia & Design / Image Editing
Publisher: Kubotek USA, License: Shareware, Price: USD $399.00, File Size: 212.0 MB
Platform: Windows

Shareware
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RED CAD EI

The easiest way of drawing professional electrical installation plans.

RED Cad EI

The easiest way of drawing professional electrical installation plans.
As an electrician or planner you receive the plans from architects or owners as a pdf file. The pdfs are imported to RED Cad and converted to the RED Cad format.

After the import of a pdf the scale of the plan is not known. Therefore you need to define a...

Category: Multimedia & Design / Image Editing
Publisher: RED CAD GmbH, License: Shareware, Price: USD $0.00, File Size: 34.5 MB
Platform: Windows

Freeware
EWD 3D Screenshot
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EWD 3D is a 3D CAD program. The software contains the major CAD functions (line, arc, polyline, spline, face, 3D solid, 3D Surface).

EWD 3D is a 3D Cad program. The Software contains the major Cad functions (line, arc, polyline, spline, face, 3D solid, 3D Surface). Support boolean operation, undo/redo, drag/drop, OSNAP. And have good interactive,easy to use UI. Version EWD 3D 5.7.3 Oct.28 2015 .Fixed bug of texture

Category: Multimedia & Design / Graphics Viewers
Publisher: East Wind Software, License: Freeware, Price: USD $0.00, File Size: 14.3 MB
Platform: Windows

Freeware
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Open Source Customer Relationship Management for Small and Medium Businesses built over LAMP/WAMP technologies and open source projects.

vtiger CRM is an Open Source Customer Relationship Management (CRM) Software mainly for Sales force working in small and medium businesses. vtiger CRM is built over proven, fast, and reliable LAMP/WAMP (Linux/Windows, Apache, MySQL, and PHP) technologies and other Open Source projects. vtiger CRM leverages the benefits of Open Source...

Category: Business & Finance
Publisher: vtiger, License: Freeware, Price: USD $0.00, File Size: 41.5 MB
Platform: Windows, Linux, Unix

Shareware
BPT-Pro2 Screenshot
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To make your Adobe Illustrator become a highly functional 2D-CAD program, equipped with 8 kinds and 17 different tools, all accessed through the Illustrator tool box with a convenient information palet.

BPT-Pro not only can display measurements of all or parts of segment dimensioning but also measures free curves. Even some professional Cad Software cannot give you the dimensions of curved lines, but with BPT-Pro easily measures curved segments. With BPT-Pro2, your Adobe Illustrator Software becomes a powerful 2D-Cad program. Compared to other expensive Cad...

Category: Multimedia & Design
Publisher: Baby Universe, Inc., License: Shareware, Price: USD $90.00, File Size: 2.0 MB
Platform: Windows

Shareware
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ArgoUML is the leading open source UML modeling tool and includes support for all standard UML 1.

ArgoUML is the leading Open Source UML modeling tool and includes support for all standard UML 1.4 diagrams. It runs on any Java platform and is available in ten languages.

ArgoUML is distributed under the Eclipse Public License (EPL) 1.0.

ArgoUML is an Open Source project. The availability of the Source ensures that a new...

Category: Software Development / Misc. Programming
Publisher: Tigris.org (Open Source), License: Shareware, Price: USD $0.00, File Size: 14.3 MB
Platform: Windows

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License:  All 1 2 | Free