>> SOF file

SOF file format description

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

3 filename extension(s) found in our database.

.sof - ReSOF Compressed Archive

The SOF archive files are related to ReSOF. SOF file is a ReSOF Compressed Archive. The ReSOF seems to be no longer supported.

Archive files
- / -
ReSOF Compressed Archive related extensions:
DCA Archive
ARJ Compressed Archive

.sof - Altera SRAM Object File

The SOF data files are related to Altera Quartus II. SOF file is an Altera SRAM Object File. Altera Corporation is a Silicon Valley manufacturer of PLDs, reconfigurable complex digital circuits. A binary file (with the extension .sof), generated by the Compiler's Assembler module, or by the makeprogfile command-line utility. A SOF contains the data for configuring all SRAM-based Altera devices supported by the Quartus II software, using the Programmer.

Altera Quartus II
Data files
0x53, 0x4f, 0x46 / SOF
Altera SRAM Object File related extensions:
Altera Library Mapping File
Altera Mask Settings File
Altera Partial-Mask SRAM Object File
FOCUS Database
Accellent 5View Packet Capture
Autoplay Media Studio Exported Page

.sof - Altera Quartus II SRAM Object

The SOF development files are related to Altera Quartus II. SOF file is an Altera Quartus II SRAM Object. Altera Quartus is a programmable logic device design software from Altera.

Altera Quartus II
Development files
- / -
Altera Quartus II SRAM Object related extensions:
Panda3D Gameplay Multifile
Modula-2 Path Info
Kotlin Script
Visual FoxPro Library
Modula-2 Debug Data
PALASM Source Code

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

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

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

cof, eof, osf, sf, sfo, sif, skf, slf, so, sob, soc, sod, soe, sog, sor

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Digital Signature
SQR Portable Format
KilnView Log Signature
IRCAM SoundFile
Symantec License File
ShadowProtect Full Backup

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

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