Every release, newest first.
The first version
Icons, list, columns and gallery views, with tabs and a split view.
Drop Shelf (⌃⌥Space) for moving files between apps, with pinned folders and Holding.
Workspaces: a project's files from anywhere on one page, without copying or moving them.
Smart Downloads and Tidy, Free Up Space, Bookmarks and About This Mac.
Undo (⌘Z) for rename, move, copy, new folder and Trash.
Make Burrow the Default in Settings or the first-launch walkthrough: folders and every app's “Show in Finder” then open in Burrow. Burrow › Give It Back to Finder… undoes it.
Automatic updates.