HyperActive Software - Software development firm, specializing in Hypercard and related environments. Hypercard virus information, anti-virus software, Hypercard tutorials, and Hypercard success stories. Jeanne's House o' HyperCard - Links, scripting tips and utilities, and information about my HyperCard books. HyperActive Software/HC Virus Definitions - HyperCard Virus Compendium HyperCard info and freeware from Ben Lawson - HyperCard information and freeware from Ben Lawson Gary's HyperCard Page - Contains several downloadable HyperCard stacks created by the author, including a few designed for children. A Universe In a Jar - A Newtonian physics simulator created with HyperCard for the 2003 Canada Wide Virtual Science Fair.