3SD File - opening and understanding

Did your computer fail to open a 3SD file? We explain what they are used for and recommend software that we know can open or otherwise handle your .3SD files.

What is a 3SD file?

A .3SD file is a 3D Construction Kit Shape data file. Through our analysis of 3SD files, we know that one use of the format is 3D Construction Kit Shape data . We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

How to open 3SD files

You will need a program compatible with the specific file you are trying to open, as different programs may use files with file extension 3SD for different purposes.

We have not yet verified any programs for Windows that work with this specific file format. If you know one, please use the 'Suggest a program' link below. Thanks!

Suggest another file format using extension 3SD

While we know of one file format using the .3SD file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .3SD file.