PackRat
infinitenil.com/packrat
From the page
Saved with the link. Notes from 2007 to 2016 are mostly the page's own words, so this is probably an excerpt.
PackRat lets you use your Backpack data when you can't be on the 'net. Before you hit the road for the first time with PackRat, just sync up with Backpack and your data is duplicated in PackRat's database. View it to your heart's content. Edit it to your