>> EFB file

EFB file format description

Many people share .efb files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .efb file can be edited, converted or printed with. On this page, we try to provide assistance for handling .efb files.

1 filename extension(s) found in our database.

.efb - EVS Binary Compressed Field Data

The EFB data files are related to Earth Volumetric Studio. EFB file is an EVS Binary Compressed Field Data. C Tech's Earth Volumetric Studio (EVS) a three-dimensional volumetric Earth Science software system developed to address the needs of all Earth science disciplines.

Earth Volumetric Studio
Data files
- / -
EVS Binary Compressed Field Data related extensions:
EVS Field Data
EVS GZip Compressed Field Data
IKinema Rig Data
Z-Suite Code
ChordWizard Songtrix Style Data
KeyTERRA-FIRMA Ground Model Data

Naturally, other applications may also use the .efb file extension. Even harmful programs can create .efb files. Be especially cautious with .efb files coming from an unknown source!

Can't open a .efb file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .efb file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

etb, ef, ebf, ecb, rfb, dfb, fb, egb, efg, edb, sfb, eb, feb, evb, erb

Is it possible that the filename extension is misspelled?

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Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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