Penguin Attack by Dustin Norlander is a free curly display font with a sly art nouveau flavor. The letters lean on looping curls and rounded turns, with a tall, theatrical rhythm that makes the alphabet feel whimsical rather than sugary.
It suits poster headlines, boutique packaging, book covers, cafe menus, and title cards where a free font can bring a lightly eccentric voice without turning fully novelty. Keep it to short phrases, initials, or a monogram-like wordmark - those exaggerated curls and long vertical strokes do their best work when they have room to show.