Drop your file to analyze it

CML File

What are CML files and how to open them

Are you having problems opening a CML file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your CML files.

What is a CML file?

CML files have multiple uses, and Chemical Markup Language Document is one of them. Read more about the other uses further down the page.

Chemical Markup Language Document

These CML files contain chemical information used by chemists. The data stored includes molecules, reactions, analytical data, and chemical materials. It is used for information management about specific chemicals.

How to open CML files

We have identified one CML opener that is compatible with this specific type of CML file.

Programs that open Chemical Markup Language Document files


Last updated: December 28, 2023

All known file formats using extension .CML

While Chemical Markup Language Document is a popular type of CML-file, we know of 3 different uses of the .CML file extension. Different software may use files with the same extension for different types of data.

ChordML Music Document

We know that one CML format is ChordML Music Document. We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

While we have not verified the apps ourselves yet, our users have suggested eight different CML openers which you will find listed below.

UniComal COMAL 80 Library

We know that one CML format is UniComal COMAL 80 Library. We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

Various apps that use files with this extension

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

Infrared Library ManagerInfrared Library ManagerUser submitted
ChemAxon MarvinChemAxon MarvinUser submitted
SIGRASIGRAUser submitted
ChemAxon Marvin SuiteChemAxon Marvin SuiteUser submitted
Sasi50_v0Sasi50_v0User submitted
AvogadroAvogadroUser submitted
CimCAD / CimPackCimCAD / CimPackUser submitted
PulsonixPulsonixUser submitted

Help us help others

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