OBS Studio (Open Broadcaster Software) is a free, open-source application designed for video recording and live streaming. It is popular among content creators, gamers, and professionals for capturing computer screens, webcams, and audio, making it ideal for creating tutorials, gaming videos, or live broadcasts. Available on Windows, macOS, and Linux, OBS Studio offers customizable settings for recording quality, format, and sources like displays and microphones. Its robust features, such as scene management and real-time source adjustments, make it a powerful tool for producing professional-quality recordings and streams at no cost.