O File Extension

Have a problem opening a .O file? We collect information about file formats and can explain what O files are. Additionally we recommend software suitable for opening or converting such files.

What is the .O file type?

o — C Project Output File.

Software to open or convert O files

You can open O files with the following programs:

 
PCW
 
UltraEdit by IDM Computer Solutions, Inc.
 
VLC media player by VideoLAN
 
Notepad++ by Notepad++ Team
 
Microsoft® Visual Studio®
 
Free File Viewer Pro
Download

O File Extension

What is the .O file type?

Software to open or convert O files

Popular Formats

Video Tutorials