OTLN file extension - Opal outline file

What is otln file? How to open otln files?

File type specification:

Various data file type icon Various data file type

The OTLN file extension is associated with the Opal a software for Mac that lets you organize just about anything — ideas, reports, lists, notes, projects, graphics — in the form of an outline. The. otln file stores outline.

The default software associated to open otln file:

Opal icon

Opal  Apple macOS / Mac OS X software

Company or developer:
A Sharp, LLC.

Opal lets you organize just about anything — ideas, reports, lists, notes, projects, graphics — in the form of an outline.

Help how to open:

Use Opal to open .otln outline files.

How to convert:

As far as we know, this .otln file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

List of software applications associated to the .otln file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open otln file, edit otln file, convert otln file, view otln file, play otln 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 otln files.

Software that open otln file - Opal outline file

Programs supporting the exension otln on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Opal for open otln file action.

Apple macOS / Mac OS X:

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