Usage
Type dnt + keywords to search in all opened databases.
Type dnd to choose which datebase to search
Press Enter, then type in keywords to search in the chosen database.
Press ⌘Command + Enter to list all tags in the database, then choose a tag and press Enter to list all documents which have the tag.
Type dnm + tag1, tag2, ... to list all documents which have these tags in all database. Tags inputed must be exact. For example, Tag aBcD can't be inputed as aBc or abcd
After documents were listed,
Press Enter to open the selected result with DEVONthink.
Press ⌘Command + Enter to open with external editor.
Press ⌥Option + Enter to reveal result in DEVONthink.
You can download it from Github