Description: HyperCard was a software application released by Apple in 1987 that allowed users to create their own hypertextual information stacks to organize data like a database and develop custom applications. It pioneered many hypermedia concepts.
Type: software
Description: SumatraPDF is a free and open-source PDF, eBook, XPS, DjVu, CHM, Comic Book (CBZ and CBR) reader for Windows. It is lightweight, customizable, and supports many advanced PDF features.
Type: software
Pricing: Open Source