The Student International Film Festival Rijeka, also known as STIFF, is an international film festival based in Rijeka, Croatia, dedicated exclusively to student and debut films. Launched in 2014, it is organized by the Student Cultural Centre of the University of Rijeka and the non-profit organization Filmaktiv. STIFF aims to showcase the best student film productions globally, inspire local audiences and future filmmakers, and strengthen the local film and video industry. The festival includes competitive programs for fiction, documentary, animation, and experimental films, along with an accompanying program of discussions, workshops, and exhibitions.