CL3 File

What are CL3 files and how to open them

Are you having problems opening a CL3 file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a CL3 file?

A .CL3 file is a Topcon CL3 Point Cloud Data file.

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open CL3 files

Important: Different programs may use files with the CL3 file extension for different purposes, so unless you are sure which format your CL3 file is, you may need to try a few different programs.

While we have not verified the app ourselves yet, our users have suggested a single CL3 opener which you will find listed below.

Last updated: May 27, 2021

Various apps that use files with this extension

These apps are known to open certain types of CL3 files. Remember, different programs may use CL3 files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Help us help others helps thousands of users every day, and we would love to hear from you if you have additional information about CL3 file formats, example files, or compatible programs. Please use the links below or email us at to discuss further.