Home : File Types : OPML File

.OPML File Extension

File TypeOutline Processor Markup Language File

DeveloperThe Omni Group
3.6 (23 Votes)
CategoryWeb Files

What is an OPML file?

Outline document written in OPML (Outline Processor Markup Language); used to exchange lists of Web feeds (such as .RSS files) between Web feed aggregators; also used for other general outlining purposes.

More Information

Each OPML file contains the following XML elements:

  1. OPML version - e.g. "1.0"
  2. Head - contains metadata that describes the content
  3. Body - contains the content of the outline
  4. Outline - contains a line in the outline
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Programs that open OPML files
Updated 9/13/2019

About OPML Files

Our goal is to help you understand what a file with a *.opml suffix is and how to open it.

The Outline Processor Markup Language file type, file format description, and Mac and Windows programs listed on this page have been individually researched and verified by the FileInfo team. We strive for 100% accuracy and only publish information about file formats that we have tested and validated.

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