No offside. Most leagues Participate in without having an offside rule. Some leagues enforce a "three-line violation", prohibiting players from taking part in the ball while in the air from guiding the front line of their very own penalty location throughout all 3 lines in to the opponent's penalty location. https://leisurecityguide.wordpress.com/2024/08/29/the-thrills-and-benefits-of-indoor-football/