OBS Studio is a free and open-source software used for video recording and live streaming. It allows users to capture their screen, webcam, and audio, making it popular among gamers, educators, and content creators. The software supports various platforms, including Windows, macOS, and Linux. With its user-friendly interface, OBS Studio offers features like scene composition, filters, and transitions. Users can customize their streams with overlays and alerts, enhancing viewer engagement. Its flexibility and extensive community support make it a go-to choice for anyone looking to create high-quality video content.