GDML File — Open & Convert .gdml Online
What Is a .gdml File?
GDML (.gdml) is a scientific file format. Geometry Description Markup Created by CERN, this format is essential for researchers and academics.
How to Open .gdml Files
Upload your .gdml file to OpenAnyFile and instantly analyze and visualize it in your browser. No software installation required. Works on Windows, macOS, Linux, iPhone, and Android.
Everything About GDML Files
Popular GDML Conversions
Frequently Asked Questions
What is a .gdml file?
A .gdml file is a scientific format called GDML. Geometry Description Markup
How do I open a .gdml file without installing software?
Upload your .gdml file to OpenAnyFile. Our browser-based tool instantly detects and displays it — no downloads needed.
What program creates .gdml files?
.gdml files are typically created by CERN.
Can I convert .gdml to another format?
Yes. OpenAnyFile converts .gdml to STL, XML.
Is it safe to open .gdml files online?
Yes. OpenAnyFile processes files in a secure, isolated environment. Files are automatically deleted and all transfers use HTTPS.
Can I open .gdml on my phone?
Yes. OpenAnyFile works on all mobile browsers including iPhone and Android.