https://github.com/PierreLorenzi/HyperCardPreview See HyperCard stacks in Mac OS X
https://news.ycombinator.com/item?id=19253435 HyperCard Users Guide (1987) [pdf]
https://news.ycombinator.com/item?id=14985604 HyperCard On The Archive
https://news.ycombinator.com/item?id=19237052 HyperCard Adventures
https://en.wikipedia.org/wiki/ResEdit
macintosh font manager
https://news.ycombinator.com/item?id=16550308 Is there an open-source hypercard equivalent?
https://www.luna-lang.org/#Features
https://scratch.mit.edu/studios/198036/ https://scratchx.org/ https://medium.com/@hiroyuki.osaki/how-to-develop-your-own-b...