The Porcupine Calendar: Liberty Events in New Hampshire Experience PorcFest 2019! June 18-23: Early Bird Tickets are on sale now for the Porcupine Freedom Festival, the Free State Project’s annual summer gathering. Visit Freecoast Fest 2019! September 3-8: Tickets are on sale now for Freecoast Festival 2019. Go all-inclusive to join us on the sunset cruise and fall in love with New Hampshire’s seacoast.