nanoCAD might be a bit more popular than GNU Octave. We know about 1 link to it since March 2021 and only 1 link to GNU Octave. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
As for Matlab, I think you'll be just fine with using GNU Octave. Source: over 2 years ago
TLDR. Piracy is bad. Don’t do it. But there is almost zero risk of getting caught. Use NanoCAD if you can’t afford AutoCAD. Source: about 3 years ago
MATLAB - A high-level language and interactive environment for numerical computation, visualization, and programming
LibreCAD - An open source 2D CAD application for Windows, Apple and Linux.
Wolfram Mathematica - Mathematica has characterized the cutting edge in specialized processing—and gave the chief calculation environment to a large number of pioneers, instructors, understudies, and others around the globe.
FreeCAD - An open-source parametric 3D modeler
Scilab - Scilab Official Website. Enter your search in the box aboveAbout ScilabScilab is free and open source software for numerical . Thanks for downloading Scilab!
DraftSight - Discover Dassault Systèmes®' DRAFTSIGHT™ Professional CAD software that lets you create, edit, view and markup any kind of 2D drawing. Learn more here.