An o file extension is related to the object file format used by various programming languages and development environments.

Detailed description

Software that works with o file extension

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O file extension - Object file

What is o file? How to open o files?

File type specification:

Source code and script file type icon Source code and script file type

The o file extension is traditionally used for Object file format. These files contain object code and any other related data typically produced by a compiler or assembler. Can also be referred to as Object code or Object module.

Many different object file formats are used, because originally, each computer type had its own unique format, but the file extension and purpose of these files was always the same.

Formats that use o file extension include a.out, COFF, ELF, PE, Mach-O, SOM, Hunk, MZ, ECOFF, XCOFF, NE and LX. These are found mainly used in Linux and Unix-like environment, gaming consoles and even some mobile phones.

Shared libraries (so files) are created from object files.

The default software associated to o file type:

Microsoft Visual Studio icon

Microsoft Corporation logo Microsoft Visual Studio  Microsoft Windows software

Company or developer:
  Microsoft Corporation

Microsoft Visual Studio is an integrated development environment (IDE) used to create applications for Microsoft Windows, Windows Mobile, .NET Framework, Silverlight as well as dynamic websites and web applications.

Help how to open O files:

The source code can be viewed and edited in many specialized applications.

How to convert file with extension O:

There is no way how to convert *.o files to other formats.

List of software applications associated to the .o file extension

Recommended software programs are sorted by OS platform (Windows, Mac OS X etc.) and possible program actions
that can be done with the file
: like open o file, edit o file, convert o file, view o file, play o file etc. (if exist software for corresponding action in File-Extensions.org's database).

Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting of the o files.

  • Open o file
  • Save o file
  • Edit o file
  • Create o file
  • Others o file

Software that open o file - Object file

Click on the link to get more information about listed programs for open o file action.

Microsoft Windows:

Main software associated with o file by default:
Microsoft Visual Studio small icon Microsoft Visual Studio
Other suggested software:
Free Pascal

Apple macOS / Mac OS X:

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NXC file extension

File-Extensions.org > Source code and script file types

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file extension OB2

 

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