(I think these blog entries are written with the OPML editor, I don’t quite know what that means yet…anyhow the content is mostly about OPML)

OPML
Changes OPML.org
Scripting News - Dave Winer’s OPML blog
OPML Fan
Amy Bellinger’s Experimental OPML blog
kossopml
Jon’s OPML blog
Brian DeWitt (check this blogroll for more)

[ADDED 3/11/05: Active Renderer…webOutliner
From the website:
“I can prepare a post using a full featured browser based outliner, then press the ‘post to weblog’ icon to publish it into this weblog.”]