TRD file format description

Many people often share .trd files without providing instructions on how to use them. This can make it difficult for users to determine which program is compatible for editing, converting, or printing .trd files. To address this issue, we have created this page to offer assistance and guidance on handling .trd files. We provide information on compatible software, editing instructions and conversion options to help users effectively interact with .trd files.

Our aim is to simplify the process and promote seamless use of the .trd file format.

3 filename extension(s) found in our database.

.trd - TrID Definitions Package

The TRD data files are related to TrID. The TRD file is a TrID Definitions Package.

Data files
- / -
TrID Definitions Package related extensions:
BidMaker Data
Tinytag Data Logger Data
4D Database for Mac External
ARIS Report Script Object Data
ORTIMzeit Data File
MicroSim PCBoard NC Drill Descriptive Data

.trd - Lingea Lexicon Dictionary Data

The TRD data files are related to Lingea Lexicon. The TRD file is a Lingea Lexicon Dictionary Data. Lingea Lexicon is a dictionary application developed and marketed by Lingea.

Lingea Lexicon
Data files
- / -
Lingea Lexicon Dictionary Data related extensions:
Topocad Polygon Point Coordinate Data
WRAP Yield Versus Reliability Output Data
Adobe InDesign XML Page Template File
Blender Cache
Smart Diary Suite Contacts Data
Hondata KManager Calibration Data

.fdi - TR-DOS Floppy Disk Image

The FDI disk image files are related to Spectaculator (ZX Spectrum Emulator). The FDI file is a TR-DOS Floppy Disk Image. The Russian ZX Spectrum models use the TR-DOS disk operating system. As more and more emulators support this, it is time to convert your disks to emulator files.

Spectaculator (ZX Spectrum Emulator)
Disk Image files
- / -
scl, trd, udi
TR-DOS Floppy Disk Image related extensions:
Wyse Device Management Thin Client Disk Image
Wii U Compressed Disc Image
VPHybridCAD Old Drawing
Wii U Disc Image
CDRWIN Virtual CD Image
FarStone Virtual Drive Image

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

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

Based on searches conducted on our site in the past year, we have compiled a list of the most common misspellings. These frequent misspellings can cause confusion and hinder search accuracy. By providing this list, we aim to assist users in finding the correct information more easily and improving their overall search experience on our site.

These misspellings were the most common in the past year:

frd, grd, hrd, rd, rrd, rtd, td, tdd, tdr, ted, tfd, tgd, tr, trc, tre

Is it possible that the filename extension is misspelled?

There is a possibility that the .trd filename extension is misspelled. To assist users in identifying potential errors, we provide a list of similar file extensions in our database.

Filename extensions similar to .trd:

Tables Direct Template
Room EQ Wizard Frequency Response Data
ArcGIS Reduced Resolution Dataset File
MotionMagix Editable Document Template
SVAL Truncated Data
TrIDNet Serialized Definitions Package

Operating systems

At, we strive to provide a seamless user experience by ensuring compatibility with a wide range of operating systems. The following is a comprehensive list of the operating systems currently supported by

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

If you find the information on this page useful, please feel free to link to this page.

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