Ogólnopolski Młodzieżowy Festiwal Filmowy reAKCJA! (National Youth Film Festival reAKCJA!) is an annual event held in Poznań, Poland, dedicated to showcasing short films created by young filmmakers. The festival features a short film competition, accepting entries across various genres such as feature, experimental, documentary, animation, and music videos, with a maximum duration of 15 minutes. Beyond the competition, the festival offers lectures from film industry professionals, workshops on film production, artistic shows, and exhibitions of professional film equipment. The event culminates in an awards gala where films are recognized in numerous categories, including Best Film, Best Director, Best Screenplay, and Audience Award. Participation in the short film competition and entry to the festival are free of charge.