The Random Quote Machine is one of the early front end projects you complete for freeCodeCamp. I did it without going near external APIs by making my own pseudo backend consisting of an array of objects and a simple bootstrap form.
See the Pen QuoteForm by James Beardsley (@beardsley-james) on CodePen.
See the Pen Random Quote Generator by James Beardsley (@beardsley-james) on CodePen.