Discussion categories
Alt+Shift+M picks up a node. Use arrows and typeahead to browse destinations. Space cycles before, inside, and after. Enter places; Escape cancels. Tab cancels and leaves move mode.
Library pages
Ardia is a free, open-source sidebar browser for Mac built on real Chromium. It combines Arc-inspired navigation, split panes, profiles, built-in uBlock Origin, and compatibility with Chrome extensions while removing Google services and trackers.