| By Popularity
| Alphabetical (What's This?)|
- OPML Editor Support
Documents and support for OPML Editor.
- OPML Workstation
Web-based integrated service for creating, hosting, and publishing OPML files.
OPML technical details, editor, validator, and more.
Online webservice to help maintain user's opml-file.
- Wikipedia: OPML
Article about OPML, describing its XML format, shortcomings, example documents, and more.