ThunderCloud Subs and Ruta Maya Cafe opened in October near Gate 18 of the Austin-Bergstrom International Airport, 3600 Presidential Blvd., Austin. ThunderCloud Subs offers made-to-order specialty submarine sandwiches with gluten-free bread available. Ruta Maya Cafe is a coffee company that uses certified organic coffee in medium, dark and espresso roasts. www.austintexas.gov/airport