Apple’s legendary HyperCard inspired this cool free app

Decades ago, when a classmate and I were supposed to be learning Photoshop in our high school computer lab, we stumbled upon something much cooler—and weirder. The program was called HyperCard​, from Apple, and it let you create interactive presentations with multiple choice buttons and branching pathways. We quickly started using it to craft crude choose-your-own adventure games when the teacher wasn’t looking. HyperCard could have become something bigger if Apple hadn’t abandoned it, whi...