A list of the 6 libraries in the architecture samd_beta.

OneWireNg Arduino 1-wire service library. OneWire alternative.
ThingSpeak ThingSpeak Communication Library for Arduino, ESP8266 & EPS32
ThingSpeak_asukiaaa An API manager for ThingSpeak
USBBlaster USB Blaster emulation for Arduino boards
VidorGraphics Provides graphical functionalities on MKR Vidor 4000
VidorPeripherals Provides extended IO functionalities and interfaces