Pétanque – Espresso is a casual outdoor social event taking place on April 2, 2026, from 14:00 to 17:00 at Promenade de la Pantiero in Cannes. Attendees can expect several hours of pétanque, informal conversation, drinks, snacks, and event merchandise. The gathering is organized by Espresso Systems, a blockchain infrastructure company focused on rollup interoperability.