Manual rating & meta-data editing.
When keyword-searching: the option of displaying only the files rather than their folders (as in Bitwig), so that auditioning the files doesn't require going through the trouble of expanding every their folder.
The ability to set multiple plugin root folders and shortcut-organize them from within the browser.
Non-indexed folders:
viewtopic.php?f=3&t=193516
Save search:
viewtopic.php?f=3&t=196984
Color-coding:
viewtopic.php?f=3&t=203686
Suppress presets:
viewtopic.php?f=3&t=202584
Also:
viewtopic.php?f=3&t=194858