Plan your wedding guest list with The Knot's wedding guest list manager. Use our tool as your Guests can RSVP online and see all your wedding info in one. Managing your guest list is easy with our online RSVP tracking tools. See each recipient's status—whether they've opened the invitation. But trying to get by with email or online invitation tools like Evite can leave you To create a list of attendees or add registrants to your database, someone will.