CAD freeware downloads

primesieve x64

12.1 freeware download

Optimized sieve of Eratosthenes implementation

primesieve

12.1 freeware download

Optimized sieve of Eratosthenes implementation

VirtualBreadboard

6.0.8/1.7.0 freeware download

Developed to be a simulation & development environment

SearchGUI for Mac and Linux

4.3.7 freeware download

An efficient and flexible Java-based application

SearchGUI

4.3.7 freeware download

An efficient and flexible Java-based application

LogicCircuit

2.24.02.27 freeware download

Designing and simulating digital logic circuits

ShelXle

1.0 Rev 1615 freeware download

Combines an editor with syntax highlighting for the SHELXL-associated .ins

Panoply for Mac

5.3.3 freeware download

Quickly plot images for the latitude-longitude data contained by netCDF datasets

Panoply

5.3.3 freeware download

Lets you view photos created with NetCDF, HDF, GEMPACK, GRIB

QGIS for Mac

3.34.4 freeware download

Lets you browse and create map data on your computer

QGIS for Linux

3.34.4 freeware download

Lets you browse and create map data on your computer

QGIS

3.34.4 freeware download

Lets you browse and create map data on your computer

VariCAD Viewer for Linux

2024 1.05 freeware download

A scaled-down version of VariCAD used for viewing VariCAD files

VariCAD Viewer

2024 1.05 freeware download

A scaled-down version of VariCAD used for viewing VariCAD files

PicoScope

7.1.21 freeware download

The de facto standard in PC Oscilloscope software

Pad2Pad

1.9.149 freeware download

A remarkable new way to get the custom printed circuit boards you need

Sonnet Lite

18.53 freeware download

A free feature-limited version of Sonnet's professional Sonnet Suites

ProfiCAD

12.4.2 freeware download

Software for electrical diagrams, schematics and other technical documents

TNTmips for Mac OS X

20240111 freeware download

Analyze complex GIS data, process and modify map images

TNTmips

20240131 freeware download

Analyze complex GIS data, process and modify map images

Model Air Design

2.4 freeware download

Model Aircraft Design software for Windows PC.

OpenDSS

9.8.0.1 freeware download

A distribution system simulator to help you with your work

Model Air Design

2.4 freeware download

Model Air Design is the new, fun and easy way to create airplane models

KiCad for Mac OS X

7.0.10 freeware download

A Cross Platform and Open Source Electronics Design Automation Suite

KiCad

7.0.10 freeware download

A Cross Platform and Open Source Electronics Design Automation Suite