Chant Developer Workbench
Chant Developer Workbench is a comprehensive development and testing environment comprised of tools and class libraries for building apps that speak and listen on Android, iOS, macOS, and Windows platforms.
It includes GrammarKit, KinesicsKit, LexiconKit, ProfileKit, SpeechKit, VoiceMarkupKit, and VoiceXMLKit products and helper class libraries: Audio Search, Speech Manager, and Talk&Listen.