Using the data download provided by dpreview I made a local copy of all my posts including embedded images (when possible).
I used a Windows program and some manual steps.
I have been working toward making this usable by others but it a bit crude..
Dropbox link for program and crude directions.
www.dropbox.com/sh/peo7we1plljb3ak/AABDrijNZWRj6aubxIk_Us9va?dl=0
People have reported good results but Your Mileage May Vary (YMMV)