AYY file format description

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

1 filename extension(s) found in our database.

.ayy - FSUTMS Binary Transit Plotting Model

The AYY data files are related to FSUTMS. The AYY file is an FSUTMS Binary Transit Plotting Model. The Florida Standard Urban Transportation Modeling Structure (FSUTMS) is a computerized model package developed by the Florida Department of Transportation (FDOT) for planning and analysis of transportation systems.

Data files
- / -
FSUTMS Binary Transit Plotting Model related extensions:
TIBCO Business Studio Ledger Data
EpiCollect Markup Language Document
Sony PictureGear Studio Photo Album
HyperCard Stack Converter Data
CONTAM Node Flow Results Data
DSC Crossover Network Tuning Data

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

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

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

aty, ay, ayt, ayu, yy

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Ayat Data
GNU Bison Parser
AY Paste Data
Topicscape Association Type Data
AY-3-8910 Music

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

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DataTypes.net >> AYY file