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X3A File

What are X3A files and how to open them

Are you having problems opening an X3A 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 X3A files.

What is an X3A file?

An .X3A file is a LEGO Mindstorms EV3 Activity 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 X3A files

Important: Different programs may use files with the X3A file extension for different purposes, so unless you are sure which format your X3A file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested two different X3A openers which you will find listed below.

Last updated: April 20, 2014

Various apps that use files with this extension

These apps are known to open certain types of X3A files. Remember, different programs may use X3A files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Yamaha MOTIF XF EditorYamaha MOTIF XF EditorUser submitted
Instant PlayerInstant PlayerUser 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 X3A file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.