Use a sturdy lighter under the cap and pry upward
Use a metal spoon under the cap and lever it off
Use another bottle’s cap edge to pop it open
Use a key under the cap and lift it off
Use a countertop edge and tap the cap downward
Use a belt buckle or metal buckle to pry the cap
Use a pair of scissors or pliers to lift the cap
Use a door latch or similar hard edge to pop the cap
Wrap the bottle neck with a towel and use a hard edge carefully
Ask someone with an opener if available