Free 123D Alternatives for Linux
123D is not available for Linux but there are plenty of alternatives that runs on Linux with similar functionality. The most popular Linux alternative is 
Blender, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to 123D and many of them are available for Linux so hopefully you can find a suitable replacement. Other interesting Linux alternatives to 123D are 
FreeCAD (Free, Open Source), 
MakeHuman (Free, Open Source), 
Autodesk Maya (Paid) and 
Wings 3D (Free, Open Source).
- Blender is the free and open-source 3D creation suite. It supports the entirety of the 3D pipeline—modeling, rigging, animation, simulation, rendering, compositing, video editing, and motion tracking. View 140 alternatives to Blender
- Free • Open Source
- Mac
- Windows
- Linux
- BSD
- PortableApps.com
- Haiku
- Steam
Blender WAY more complicated than 123d. - FreeCAD is a general purpose parametric 3D CAD modeler. The development is completely Open Source (LGPL License). View 93 alternatives to FreeCAD
- Free • Open Source
- Mac
- Windows
- Linux
- MakeHuman is an interactive modelling tool for creating realistic 3D human characters. These models can be exported to several computer graphics and animation platforms including Blender, Unity 3D, Unreal Engine, OpenSim and Second Life. View 45 alternatives to MakeHumanNo screenshots yet
- Free • Open Source
- Mac
- Windows
- Linux
- Wings 3D is a subdivision modeler inspired by Nendo and Mirai from Izware. View 55 alternatives to Wings 3D
- Bforartists is a fork of Blender. It comes with the same features, but with an improved UI and usability. View 77 alternatives to Bforartists
- Free • Open Source
- Windows
- Linux
- Haiku
- AmigaOS
- MorphOS
- Art of Illusion is a free, open source 3D modelling and rendering studio. View 32 alternatives to Art of Illusion
- K-3D is free-as-in-freedom 3D modeling and animation software. View 51 alternatives to K-3D
Discontinued
According to the official website k-3d.org :
The latest "source code" release is from November 2015. And the latest binary executable release is even older. According to its Sourceforge page ( https://sourceforge.net/projects/k3d/files/K-3D Win32 Binaries/ ), latest release is from june 2010.- Free • Open Source
- Mac
- Windows
- Linux
- PortableApps.com
- Gmsh is a 3D finite element grid generator with a build-in CAD engine and post-processor. View 30 alternatives to Gmsh
- Blend4Web is an Open Source tool for interactive 3D visualization on the Internet. It provides Free and Commercial licenses. View 20 alternatives to Blend4Web
Discontinued
This product is no longer developed. The developers recommend waiting for a completely new environment called Studio (https://www.blend4web.com/en/community/article/414/).
- Free • Open Source
- Mac
- Windows
- Linux
- Online
- Vectary is the most accessible 3D and Augmented Reality design platform. Create an account for free online. No app download needed. Build immersive experiences for the real world. Publish 3D and Augmented Reality content to any website. View 30 alternatives to Vectary
- Freemium
- Mac
- Windows
- Linux
- Online
- Chrome OS
- Figma
- madewitharkit
- AR Core
- WebGL
- Sketch
- Software as a Service (SaaS)
Easy to use, cloud based - runs in browser on PC and MAC, has a 3D models open-source sharing platform.