Wirecast is a professional live streaming and video production software tool developed by Telestream. It allows users to capture, encode, and broadcast live video and audio content to platforms like YouTube, Facebook, Twitch and Teyuto. Wirecast is available for both Windows and macOS, and offers a range of features and tools for creating high-quality streams, including support for multiple cameras, graphics and effects, and real-time editing. It also allows users to invite guests and interact with viewers through chat and social media. Wirecast is aimed at professional streamers and content creators, and offers a range of licensing options to suit different budgets and needs.