HyperNext: HyperCard, Programming language, REALbasic, Microsoft Windows, Mac OS X, 9, ANTLR Studio, IgniteXML, Maestro I, AR Mid Tier

Discovery (Synth): Virtual Studio Technology, Linux, Microsoft Windows, Mac OS X, Subtractive synthesis

Netpbm: OpenSource, Microsoft Windows, Mac OS X, OpenVMS, Amiga

Emergent (Software): Neural network software, networks, Object oriented programming, Microsoft Windows, Darwin,...

Advanced Mac OS X Programming