Use pinking shears to cut the edge
Apply a fray-check or fabric sealant to the raw edge
Sew a zigzag stitch along the edge
Use an overlock or serger machine
Fold and hem the edge
Bind the edge with bias tape or seam binding
Use fusible interfacing on the edge
Clip and notch curves carefully to reduce stress on the fabric
Handle the fabric gently to avoid further unraveling
Wash and dry the fabric according to care instructions