If LoopBuddy was a body, the Query Editor would be the brain, with the Layout Editor being the outside bodily appearance.
With the Query Editor, you can create Query Groups. Each Query Group defines what data a WordPress Loop is supposed to pull in.
With the Query Editor, you can define:
- Which posts to gather
- Whether pagination or comments are enabled
- Whether to use the default post ID (if on a single post or page)
- and much, much more...