>> TRI file

TRI file format description

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

1 filename extension(s) found in our database.

.tri - Ribbons Triangle Definition

The TRI data files are related to Ribbons. TRI file is a Ribbons Triangle Definition. Ribbons software interactively displays molecular models, analyzes crystallographic results, and creates publication quality images.

Data files
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Ribbons Triangle Definition related extensions:
Ribbons Atoms Definition
Ribbons Bonds Definition
Ribbons Color Mapping
Ribbons Cylinder Definition
Ribbons Dot Definition
Ribbons Model Definition

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

Can't open a .tri 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 .tri file extension is often given incorrectly!

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

fri, trj, tir, tro, trk, rti, tru, trl, tgi, tdi, rri, gri, tti, tr, ti

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Fractal Explorer IFS Spot
STAR-CD v4 Droplet Track Data
GROMACS Trajectory of a Simulation Data
IBM Voice Type Data
Garmin GPS PCX5 Tracklog
TuneIn Radio Recording Stream

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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If you have useful information about the .tri file format, then write to us!

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