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OO3 File - What is a .oo3 file and how do I open it?

Learn about .OO3 files and view a list of programs that open them.

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Overview

What is a OO3 file? Data file created by OmniOutliner, a program used for organizing information; can store information using text, checkboxes, pop-up lists, and spreadsheets; used for various purposes, including note taking, tracking expenses, and creating agendas.

More Information OO3 files can be exported to a variety of text and document file formats, including .KEY , .DOCX , .RTF , .TEX , .OPML , and .HTML .

Popularity3.7/5

9 votes

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DeveloperThe Omni Group
Popularity3.7 | 9 Votes

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.OO3 File Extension

OmniOutliner 3 File

DeveloperThe Omni Group
Popularity
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What is a OO3 file?

Data file created by OmniOutliner, a program used for organizing information; can store information using text, checkboxes, pop-up lists, and spreadsheets; used for various purposes, including note taking, tracking expenses, and creating agendas.

More Information

OO3 files can be exported to a variety of text and document file formats, including .KEY , .DOCX , .RTF , .TEX , .OPML , and .HTML .

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Programs that open OO3 files

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The Omni Group OmniOutliner 4.5

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Category: Data Files

Updated: March 10, 2016

FAQ

What is a OO3 file?↓
Data file created by OmniOutliner, a program used for organizing information; can store information using text, checkboxes, pop-up lists, and spreadsheets; used for various purposes, including note taking, tracking expenses, and creating agendas.

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