A practical guide to modern performance design using digital tools and AI. Digital technologies are reshaping every stage of performance design, from initial research and concept development to technical delivery and live performance. This practical guide shows designers how to integrate digital tools and AI while retaining the artistic judgment, collaboration and critical thinking essential to successful productions. Combining professional insight with practical guidance, the book introduces contemporary workflows, essential software and emerging technologies through examples drawn from theatre, opera, dance, musicals and immersive performance. It demonstrates how digital tools can support the entire design process, from first ideas to live productions.