>> SU3 file

SU3 file format description

Many people share .su3 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .su3 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .su3 files.

2 filename extension(s) found in our database.

.su3 - I2P Software Update File

The SU3 data files are related to I2P. SU3 file is a I2P Software Update File. I2P is an anonymous overlay network, a network within a network.

Data files
- / -
su2, sud
I2P Software Update File related extensions:
EES File Names List
Synclavier Timbre Data
MakeitOne Album Wrapper
Genbox Family History Database
Excellon Drill File
Alphacam Stone VB Macro

.su3 - Su3De Data

The SU3 data files are related to Su3De. SU3 file is a Su3De Data. Su3De (Super Easy to Use 3D Engine) is 3D engine for embedded systems developed by Rick Tewell.

Data files
- / -
Su3De Data related extensions:
Vector CAD Template
Moray 3D Model
GTXRaster CAD Data
Nintendo DS Particles Data
Top Secret Crypto Gold RSA Keyring Data
Packrat 5.0 Support Data

Naturally, other applications may also use the .su3 file extension. Even harmful programs can create .su3 files. Be especially cautious with .su3 files coming from an unknown source!

Can't open a .su3 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 .su3 file extension is often given incorrectly!

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

cu3, eu3, qu3, s3, sh3, si3, su, sur, sy3

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Motorola S-record Data
Topocad Survey Data
PhotoLine 4 Curve Data
CIRCAD Schematic Document
Freelancer 3D Collision Zone Data
Europa Universalis III Saved Game

Operating systems 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

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

If you have useful information about the .su3 file format, then write to us!