Project Runway is a reality television series that focuses on fashion design. Contestants, who are aspiring fashion designers, compete in various challenges to create clothing and accessories. Each episode features a runway show where their designs are judged by a panel, including industry professionals and celebrity guests. The show aims to discover new talent in the fashion world. The series first premiered in 2004 and has gained popularity for its engaging format and creative challenges. Heidi Klum served as the original host, while Tim Gunn was the mentor for the designers. The show has inspired several spin-offs and international versions.