3. Avspython implementation of alexa voice service app, 支持DuerOS
8. Seeed Voicecard2 Mic Hat, 4 Mic Array, 6-Mic Circular Array Kit, and 4-Mic Linear Array Kit for Raspberry Pi
10. pixel ringRGB LED library for ReSpeaker 4 Mic Array, ReSpeaker V2 & ReSpeaker USB 6+1 Mic Array
12. AlexaNew version is at https://github.com/respeaker/avs