Show backlinks at the bottom of every note as cards with the whole block around each link, plus title matches and unlinked mentions you can link in one click.
Pull unfinished checkboxes from previous daily notes into the current daily note.
Turn your notes into a minimal task manager, with an Inbox, Today and Upcoming lists, and projects that are ordinary notes.
Bring Obsidian to the front from any app with a global shortcut, and press it again to go back.