HyperCard was an end-user programming system, which was installed on early Apple comouters. It used a hypertext paradigm of cards wth links between them, and was coded using a natural-language-like scripting language HyperTalk, on which AppleScript was closely based.
Used in Chap. 2: page 23
Used in glossary entries: end-user programming
Links:
blog.archive.org: Internet Archive: HyperCard On The Archive (Celebrating 30 Years of HyperCard)
arstechnica.com: Ars Technica: 30-plus years of HyperCard, the missing link to the Web
bbc.co.uk: BBC: The forgotten software that inspired our modern world
collections.museumsvictoria.com.au: Museums Victoria: Hypercard Overview

HyperCard default start screen, from HyperCard On The Archive
