Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .so

Below, you can find answers to the following questions:

  • What is the .so file?
  • Which program can create the .so file?
  • Where can you find a description of the .so format?
  • What can convert .so files to a different format?
  • Which MIME-type is associated with the .so extension?

1 extension(s) and 0 alias(es) in our database

Unix Shared Library .so file icon

Unix Shared Library

SO file is an Unix Shared Library (Shared Object). A shared library is a library of functions or classes (for C/C++ programmers) that are compiled, linked, and stored separately from the clients (applications) that use them. The UNIX equivalent of a DLL file in Windows is a Shared Library (SO) file.
Detailed description not available
Category: Development files
Application: GNU Binutils
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
C Source Code
Windows Command File
Executable File
Unix AR Archive
Compiled Object File
Interface Definition File
Linux 2.6 Kernel Object
Visual C++ Preprocessed Source
INTERCAL Source File

Other types of files may also use the .so file extension. If you have helpful information about .so extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

AutoDesk Softimage Document
SignPlot Document
STK Sensor Pointing File
Simplexety Parameter File
ObjectScript Source Code
Cult3D Object
Safari History Index
Slovak Language Info File
RenderMan Shader Source

The .so filename extension is often given incorrectly!

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

sp (24), si (10), sk (8), os (5), co (4), sl (4)

Can't open a .so file?

If you want to open a .so file on your computer, you just need to have the appropriate program installed. If the .so association isn't set correctly, you may receive the following error 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 from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2003/2008/2012, Windows 7, Windows 8, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android

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