Rhino is basically short for Rhinoceros 3D which is a commercial level Computer Aided Designing (CAD) system for 3D Modelling. The software is rich with features and is used ion commercial scale for 2D and 3D Modelling. The features this software provides are limitless and you can do whatever you like to do related to 3D modeling in it as long as your hardware can take the load. With good hardware, you can even render files in size of GBs in this software’s user interface. The files created in it ar saved in file format called 3dm which is specific for this software only. The files made in this software needs to be imported or converted if they have to be opened in any other 3D modelling software like AutoCAD. There are many software packages available on the internet nowadays which will let you open the rhino format (3dm) files. Some use conversion method and some just import it and view you in specific software via plugin. A list of software and methods is given below from which you can choose whatever you like to open the Rhino (3dm) files. Take a look at the list and leave a review if you find anything useful.