StashFinder (like in ruhama) add a 9b mode where it uses timer and a 2b/0b version where it uses elytra
How it would work: You'd do -stashfinder start x y z. -stashfinder end x y z and it'd run around all blocks between those areas and log all chests it finds over a certain amount (say 10)
StashFinder (like in ruhama) add a 9b mode where it uses timer and a 2b/0b version where it uses elytra