Files with opml extension are written in the Outline Processor Markup Language. Used in RSS environment.

Detailed description

Software that works with opml file extension

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OPML file extension - OPML Outline Processor Markup Language file format

What is opml file? How to open opml files?

File type specification:

Text file type icon Text file type

Internet related file type icon Internet related file type

opml file icon: opml filetype icon

The opml file extension is associated with OPML (Outline Processor Markup Language). OPML an XML-based format that allows exchange of outline-structured information between applications running on different operating systems and environments.

It is used to exchange subscription lists between programs that read RSS files, such as feed readers and aggregators.

An opml file contains data formatted in the outline processor markup language.

MIME types used for opml files:

The default software associated to opml file type:

FeedDemon icon

NewsGator Technologies, Inc. logoFeedDemon  Microsoft Windows software

Company or developer:
NewsGator Technologies, Inc.

FeedDemon is easy-to-use RSS reader for Microsoft Windows. Users can completely customize and organize RSS feeds.

FeedDemon was discontinued in June 2013. You can still download it for free, but it won't be updated and support for it is no longer available.

RSSOwl icon

RSSOwl  Microsoft Windows software

Company or developer:
Benjamin Pasero

RSSOwl is a free and powerful news feed reader. RSSOwl lets you gather, organize and search news in a convenient, easy to use interface with endless flexibility.

Help how to open OPML files:

*.opml files can be viewed and edited in any text editor.

How to convert file with extension OPML:

As far as we know, this .opml 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 .opml file extension

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

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

  • Open opml file
  • Edit opml file
  • Import opml file
  • Export opml file
  • Others opml file

Software that open opml file - OPML Outline Processor Markup Language file format

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


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