Showing 70 open source projects for "free cad"

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  • 1
    FreeCAD

    FreeCAD

    a parametric 3D CAD modeler

    This is an official mirror of FreeCAD. Code and release files are primarily hosted on https://github.com/FreeCAD/FreeCAD and mirrored here. FreeCAD is a general purpose feature-based, parametric 3D modeler for CAD, MCAD, CAx, CAE and PLM, aimed directly at mechanical engineering and product design but also fits a wider range of uses in engineering, such as architecture or other engineering specialties. It is 100% Open Source and extremely modular, allowing for very advanced extension and...
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    Downloads: 3,458 This Week
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  • 2
    LeoCAD

    LeoCAD

    A CAD application for creating virtual LEGO models

    Design virtual models you can build with LEGO® bricks. LeoCAD has an intuitive interface that is designed to allow new users to start creating new models without having to spend too much time learning the application. At the same time, it has a rich feature set that enables experienced users to build models by using techniques that are more advanced. LeoCAD is fully compatible with the LDraw Standard and related tools, and it reads and writes LDR and MPD files so that you can share and...
    Downloads: 17 This Week
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  • 3
    Tickets CAD (Open ISES)
    Free, open source Computer Aided Dispatch for volunteer fire departments, ARES/RACES, CERT teams, EMS, search & rescue, and campus security. 30+ years of real-world use. Zero cost. Self-hosted.
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    Downloads: 63 This Week
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  • 4
    IQcad

    IQcad

    A 2D CAD application for civil engineering , built with Free Pascal

    IQCad is a free 2D CAD application for civil engineering and tunnelling, built with Free Pascal/Lazarus for Windows and Linux. Features: 25+ entity types (Line, Polyline, Arc, Circle, Spline, Hatch, Text, Dimensions, Table, and more) AutoCAD-style command line with object snaps and grip editing Modify tools: Move, Copy, Rotate, Scale, Mirror, Offset, Trim, Extend, Chamfer, Fillet Layers, linetypes, blocks, and configurable styles Civil Engineering: TIN surfaces with contours and spot elevations Survey points with CSV import and point groups Tunnel section lines with deviation analysis Horizontal alignments with curves and spirals LandXML import/export File Formats: DXF (R12/R2000/R2018), LandXML, PDF, PNG, SVG,DWG ( using ODA converter or Librecad dwg reader) WMS server support Point Cloud import export. ...
    Downloads: 20 This Week
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  • 5

    ElecDesigner

    Electric Design Tool

    ElecDesigner is an electrical design tool similar to E-Plan, and it also includes automatic harness generation features. Most features are available for free, including for commercial use by companies. We hope this helps users break free from the limitations and inconveniences of general-purpose tools like AutoCAD. Please understand that the software is still under development, so some bugs may exist.
    Downloads: 0 This Week
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  • 6
    FundaCAD

    FundaCAD

    Free, open source parametric CAD

    a opencascade based parametric CAD application, that focuses more on a blender like behaviour with bodies instead of parts or assemblies that can be freely moved and rotated in space and a edge and face based workflow allowing sketches on almost all surfaces that are flat at any angle forked of SindriCAD, changed quite alot. made with rust and typescript DISCLOSURE This Project uses AI to generate chunks of code, tests and some models via MCP. I actively try to reduce the slop...
    Downloads: 39 This Week
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  • 7
    XTrkCAD Model RR Track Planner

    XTrkCAD Model RR Track Planner

    Model Railway CAD program

    XTrackCAD is a open-source, free, CAD program for designing model railroad layouts. You can easily create layout of any scale or size. Libraries for many brands, scales and gauges of track and turnouts/points and model structures are included. Adding new components is easy with the built-in editor. It runs on Windows, Mac and Linux,
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    Downloads: 635 This Week
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  • 8
    CompassCAD (Legacy)

    CompassCAD (Legacy)

    very good CAD software

    This project will be deprecated soon. Public betas for CompassCAD NEXT, the true successor to CompassCAD, will open soon. CompassCAD is a simple, light, yet minimalist 2D-only CAD software. It lowers the barriers for novice CAD users to learn about CAD and sketch their very own design from scratch, and ensures everyone can try CAD. If applicable, it could also be used as a professional software with features such as collaboration (up to 2 persons, more will be added later on), SVG...
    Downloads: 6 This Week
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  • 9
    PythonCAD

    PythonCAD

    CAD Application entire developed in Python

    PythonCAD is a CAD package written, surprisingly enough, in Python using the PySide6 interface and python3. The PythonCAD project aims to produce a scriptable, open-source, easy to use CAD package (Cross Platforms)
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    Downloads: 17 This Week
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  • 10
    PyAMS

    PyAMS

    PyAMS (Python for Analog and Mixed Signals) CAD approach

    PyAMS (Python for Analog and Mixed Signals) is used to simplify modeling analog elements and simulate electronic circuit The objectives of PyAMS is: - Drawing circuit by schematic (CAD approach); - Simulating the circuit; - Creating new symbols for models; - Creating new models of electrical elements by using Python language with pyams_lib; - Presenting simulation results in waveform or in probe; - PyAMS is developed with Python 3+, ElectronJS and NodeJs - Licensed under: PyAMS is free to use. GPLv3 . - Open source.
    Downloads: 2 This Week
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  • 11
    Seamly2D

    Seamly2D

    Free and open source pattern design software

    Seamly2D enables the design, reuse, and remix of digital sewing patterns for creating bespoke-fit, specialty-sized, and ready-to-wear-sized clothing. Users have the right to utilize, sell, share, and distribute their patterns in any way they choose. * Downloads: https://seamly.io * Support: https://forum.seamly.io * Code: https://github.com/fashionfreedom/seamly2d * License: GPLv3+
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    Downloads: 451 This Week
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  • 12
    LibrePLM

    LibrePLM

    LibrePLM integrates CAD editors in Odoo / LibrERP

    Save and manage Engineering informations from CAD system directly in Odoo or LibrERP. Integrated in CAD system, allows complete Product Lifecycle control. Reduce time to market, improve your business and avoid trivial errors. Server New Release : 2025 Q3 - Release on Odoo version 19.0. Client New Release : 2026 Q1 - Added Draftsight integration. Supported: Windows 11.
    Downloads: 4 This Week
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  • 13
    схемАтор & платФорм
    СхемАтор - это редактор электрических принципиальных схем, способный создавать на выходе нет-лист в формате PADS-PCB. ПлатФорм - это редактор печатных плат, поддерживающий импорт нет листа в формате PADS-PCB. СхемАтор и ПлатФорм созданы на базе Freepcb2. Этот пакет может служить хорошей альтернативой Пикаду(P-cad) и подобным средам разработки печатных плат. Язык интерфейса - русский
    Downloads: 3 This Week
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  • 14
    Alignment Solver

    Alignment Solver

    Solve Alignment of Road , Rail,Tunnel

    Alignment solver is now part of SurveyTools. You can find tha latest version at https://sourceforge.net/projects/surveytools/ Alignment solver is a utility to solve alignment of Road, Rail or Tunnel. It can handle horizontal and vertical offset alignment , offset in transitions. cant, Import form LANDxml and other formats , exports to Landxml, GSI , Trimble ascii , Inroads ascii etc. The project is under Heavy development. Please report any issues to the ticket system. Tested...
    Downloads: 7 This Week
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  • 15
    Multimaps Desktop

    Multimaps Desktop

    Free software for maps

    An easy-to-use domain public software for desktop maps. Runs on Windows, uses open source libraries. Requirements: 1) Net Framework 4.8 Runtime https://dotnet.microsoft.com/es-es/download/dotnet-framework/net48 2) Visual C++ Redistributable Packages for Visual Studio 2013 https://www.microsoft.com
    Downloads: 11 This Week
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  • 16
    DSpice

    DSpice

    DSpice: Design and Simulation of Circuits using Spice

    ...Custom Modeling: Creating new SPICE models for various electrical components. . Symbol Design: Designing and managing custom schematic symbols for these models. . Schematic Capture: Drawing and designing circuits using an intuitive CAD-style schematic editor. . Circuit Simulation: Executing simulations (OP/Tran) seamlessly using ngspice. . Waveform Visualization: Analyzing and presenting simulation results through a dedicated waveform viewer and Prob. . Licensed under: DSPICE is free to use "MIT"; . Open source;
    Downloads: 15 This Week
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  • 17
    Invoiso

    Invoiso

    Free Invoice & Billing Software for Windows, Linux & Mac

    Free offline invoice software for Windows, Linux and Mac. Create professional PDF invoices, manage clients and products - no internet, no subscription, no account needed. Invoiso is a free, open-source desktop invoicing app for small businesses, shops, and freelancers on Windows and Linux. All data stays on your device — no internet required, ever. Default Login: Username: admin Password: admin You will be prompted to change the password on first login.
    Downloads: 85 This Week
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  • 18

    StormSewer

    Free, open-source storm sewer design: Rational, Manning, HGL, HEC-22

    StormSewer is a free, open-source desktop program for gravity storm-drain design and analysis. Draw the network on a scaled aerial or import it from a Hydraflow / Civil 3D Storm Sewers .stm file, LandXML or DXF, then run the Rational method, Manning capacity for circular, box, elliptical and arch conduits, and a standard-step HGL/EGL backwater pass with junction losses and tailwater. HEC-22 inlet interception carries bypass from one inlet to the next. Reports come out as a submittal PDF...
    Downloads: 22 This Week
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  • 19
    MensorGIS

    MensorGIS

    Open Source Desktop GIS with Surveying and Cartography Functionality

    Open Source Desktop GIS with Surveying and Cartography Functionality. Should be seen as a Learn-GIS with basic Algorithms and Functionality in VB.NET and C#.NET without usage of Software Libraries: CAD/GIS Data (DXF, ShapeFile, GML2, GPX, KML, CSV), Data Schema, Query, Analysis, Topology, Contours, Ortho-Image Registration, Least Squares Adjustment. Also world-wide Geodata of Countries and POIs are available. A companion Scriptum gives explanation about the Theory behind MensorGIS.
    Downloads: 4 This Week
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  • 20
    LDPartEditor

    LDPartEditor

    Create and edit LDraw™ parts quick and easy.

    LDPartEditor is a free CAD tool for the creation of LDraw™ parts. Minimum System Requirements: - OpenGL 2.1 compatible Graphics Card - Operating System (64-bit): Windows [7 or newer], Mac OS X [>=14], Linux [e.g. Linux Mint >=22] - CPU: Multicore-Processor e.g. Intel Core 2 Duo or AMD Athlon II (>2.0Ghz) - RAM: 4 GB - Video-Memory: 1 GB - Free Disk Space: 150 MB Recommended Requirements: - OpenGL 3.3 compatible Graphics Card - Operating System (64-bit): Windows 7,8,10,11, Mac OS X [>=14], Linux [e.g. ...
    Downloads: 2 This Week
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  • 21

    GDSread

    GDSread reads and converts Calma GDS stream files .

    GDSread is a simple command line utility written in Free Pascal. GDSread can read and convert a Calma GDS stream file and output an ASCII formatted list file and a new GDS file with updated timestamp. If specified - it can modify the output GDS database by scaling it and/or replace cell names. Check out readme.rtf.
    Downloads: 0 This Week
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  • 22
    OpenSCAD

    OpenSCAD

    The programmer's solid 3D CAD modeller

    OpenSCAD is software for creating solid 3D CAD models. It is free software and available for Linux/UNIX, Windows and Mac OS X. Unlike most free software for creating 3D models (such as Blender) it does not focus on the artistic aspects of 3D modelling but instead on the CAD aspects. Thus it might be the application you are looking for when you are planning to create 3D models of machine parts but pretty sure is not what you are looking for when you are more interested in creating computer-animated movies. ...
    Downloads: 60 This Week
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  • 23
    LibreCAD

    LibreCAD

    Cross-platform Open-source 2D CAD

    LibreCAD is an open-source cross-platform 2D CAD program, which is translated in over 30 languages. LibreCAD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License version 2. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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    Downloads: 1,874 This Week
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  • 24
    Andrafting

    Andrafting

    CAD application for Technical Drawing exercises in Android

    Andrafting is an open source Android application to create Technical Drawing exercises. This application is inspired by the 'Classical Construction', also known as 'Ruler-and-compass Construction' or 'Compass-and-straightedge construction'. However, another drawing tools can be used. (More info about classical construction: https://en.wikipedia.org/w/index.php?title=Compass-and-straightedge_construction). TABLET & MOUSE recommended Desktop version (not...
    Downloads: 19 This Week
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  • 25

    Solvespace

    SOLVESPACE is a free (GPLv3) parametric 3d CAD tool.

    SOLVESPACE is a free (GPLv3) parametric 3d CAD tool. Applications include: modeling 3d parts — draw with extrudes, revolves, helixes and Boolean (union / difference / intersection) operations modeling 2d parts — draw the part as a single section, and export DXF, PDF, SVG; use 3d assembly to verify fit 3d-printed parts — export the STL or other triangle mesh expected by most 3d printers preparing CAM data — export 2d vector art for a waterjet machine or laser cutter; or generate STEP or STL, for import into third-party CAM software for machining mechanism design — use the constraint solver to simulate planar or spatial linkages, with pin, ball, or slide joints plane and solid geometry — replace hand-solved trigonometry and spreadsheets with a live dimensioned drawing ORIGINAL SOURCE: https://solvespace.com/index.pl
    Downloads: 15 This Week
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