Most interesting in 3D Modeling

Free
Review 2D and 3D designs without using the application they were created in
Create a floor plan for your home and start adding walls and textures
Free
Design the lighting of various areas
Free
Creates complex 3D models
It is a program that allows you to explore and visualize 3D concepts

Top rated in 3D Modeling

Chief Architect Premier X7
Free

Chief Architect Premier is a professional 3D-home design application

GstarCAD 2015
Free

GstarCAD 2015 is a CAD application with a simple and fast user interface

Drawing Purge
Free

Deletes all the DGN unreferenced LineTypes and Annotation Scale

Autodesk AutoCAD Civil 3D
Free

It addresses a variety of issues discovered by Autodesk's internal testing team

Autodesk InfraWorks 360
Free

Design, model, visualize and analyze the infrastructure projects

nanoCAD Plus
Free

Basic CAD design and engineering platform

Plex.Earth Tools for AutoCAD
Free

Plex.Earth gives you all the tools needed to utilize aerial/satellite imagery

M6 Processing

Connect thousands of computers to its grid to solve computational problems

Unreal Engine
Free

Unreal Engine is a complete suite of game development tools

3D Train Studio
Free

Plan your perfect model railway, right on your own PC

Substance Painter
Free

Create and apply various textures to 3D models

Visualizer for SketchUp
Free

Integrates with SketchUp and renders in real-time all the objects in the scene

ClinCheck Pro
Free

Views and adjusts 3D models of teeth for treatment

FlashPrint
Free

Converts designs and images into 3D printed models

MatterControl
Free

Organize and prepare 3D materials for printing

Revit To Lumion Bridge
Free

Exports Revit files in a Lumion-compatible format

netfabb Basic
Free

Viws, edits, analyzes and repairs STL files

Tekla Structures Learning
Free

This program edition is fully functional Building Information Modeling program

Autodesk FBX Review
Free

Autodesk FBX Review is a tool for reviewing 3D assets and animations

Timber Framing for Autodesk
Free

You can generate timber structure for walls and roofs in Autodesk Revit