>> SUN file

SUN file format description

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

2 filename extension(s) found in our database.

.sun - Mozilla Firefox Bookmark Backup Data

The SUN data files are related to Mozilla Firefox. SUN file is a Mozilla Firefox Bookmark Backup Data. Mozilla Firefox is a free and open-source web browser developed by the Mozilla Corporation.

Mozilla Firefox
Data files
- / -
fri, mon, sat, wed
Mozilla Firefox Bookmark Backup Data related extensions:
Preclick Photo Movie Maker Data
Swish-e Template Data
Zemax Grid Gradient Index Data
TreeView Genomes Data
Mail Warden Data
ColorImpact Color Formula

.ras - Sun Raster Image

The RAS graphic files are related to XnView. RAS file is a Sun Raster Image. The Sun Raster image file format is the native bitmap format of the Sun Microsystems UNIX platforms using the SunOS operating system.

Graphic files
- / -
im1, im32, im8, rast, rf, rs, sr, sun
Sun Raster Image related extensions:
ZX Spectrum Hobetta Image
Pocket PC Bitmap Image
Amapi Image
Sony Mavica Picture
GoDot Image
TI-73 Bitmap

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

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

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

shn, sin, skn, sn, snu, su, sub, suh, suj, sum, syn

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Stata Checksum File
Avant Browser Skin Data
Shorten Compressed Audio
WRAP SIMD Sub-monthly Time Step Simulation Data
Adobe RoboHelp Synonym List
AVG Antivirus Update Data

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 .sun file format, then write to us!