I brought the two apps a little closer together with the DEVONlink plugin. It provides a way of opening or revealing the current Obsidian note (providing it’s indexed) in DEVONthink. It also includes an “insert related notes” feature that uses DT’s “See Also” list to insert a list of related notes to the current note in Obsidian.
There’s a companion AppleScript that lets you jump from an item in DEVONthink to the note in Obsidian. It’s handy to put that in your toolbar/hook it to a keyboard shortcut.
Here’s an MPU thread on the DEVONlink plugin:
The official write-up on my blog is here:
…and the GitHub repo is here, because why not: