diff --git a/repositories.txt b/repositories.txt
index 339f28ed..b40c561a 100644
--- a/repositories.txt
+++ b/repositories.txt
@@ -4786,7 +4786,16 @@ https://github.com/Protocentral/protocentral-ads1292r-arduino
 https://github.com/Protocentral/protocentral-ads1293-arduino
 https://github.com/Protocentral/protocentral-afe4490-arduino
 https://github.com/Protocentral/protocentral-pulse-express
+https://github.com/pschatzmann/arduino-audio-driver
 https://github.com/pschatzmann/arduino-audio-tools
+https://github.com/pschatzmann/arduino-fdk-aac
+https://github.com/pschatzmann/arduino-libhelix
+https://github.com/pschatzmann/arduino-libflac
+https://github.com/pschatzmann/arduino-liblame
+https://github.com/pschatzmann/arduino-libmad
+https://github.com/pschatzmann/arduino-libopus
+https://github.com/pschatzmann/arduino-libsbc
+https://github.com/pschatzmann/arduino-libvorbis-tremor
 https://github.com/pseudoVella/shift7seg
 https://github.com/pstolarz/CoopThreads
 https://github.com/pstolarz/NRF_HAL