Add submission # 4917

#4917

Author: ArduinoBot

registry.txt

@@ -7325,3 +7325,12 @@ https://github.com/giocip/ARDUINO_num7.git|Contributed|num7
 https://github.com/Naguissa/uHexLib.git|Contributed|uHexLib
 https://github.com/ErlTechnologies/ERLtechRobotcontrol.git|Contributed|ERLtechRobotcontrol
 https://github.com/Muhammed-jbareen/Alarm.git|Contributed|Alarm
+https://github.com/pschatzmann/arduino-audio-driver.git|Contributed|audio-driver
+https://github.com/pschatzmann/arduino-fdk-aac.git|Contributed|fdk-aac
+https://github.com/pschatzmann/arduino-libhelix.git|Contributed|libhelix
+https://github.com/pschatzmann/arduino-libflac.git|Contributed|libflac
+https://github.com/pschatzmann/arduino-liblame.git|Contributed|libLAME
+https://github.com/pschatzmann/arduino-libmad.git|Contributed|libMAD
+https://github.com/pschatzmann/arduino-libopus.git|Contributed|libopus
+https://github.com/pschatzmann/arduino-libsbc.git|Contributed|libsbc
+https://github.com/pschatzmann/arduino-libvorbis-tremor.git|Contributed|libvorbisidec