Infinite Frontier is a 2021 relaunch by the American comic book publisher DC Comics of its entire line of ongoing monthly superhero comic book titles in 2021. It is the follow-up to the 2016 DC Rebirth relaunch. The relaunch and event was shepherded by writer Joshua Williamson. The continuity and repercussions established by Infinite Frontier continues into the 2023 relaunch.