diff --git a/registry.txt b/registry.txt
index f93fa506..30331f0b 100644
--- a/registry.txt
+++ b/registry.txt
@@ -2171,3 +2171,4 @@ https://github.com/chirp/chirp-arduino.git|Contributed|ChirpSDK
 https://github.com/siara-cc/esp32_arduino_sqlite3_lib.git|Contributed|Sqlite3Esp32
 https://github.com/sparkfun/SparkFun_Qwiic_Joystick_Arduino_Library.git|Contributed|SparkFun Qwiic Joystick Arduino Library
 https://github.com/technosf/ESPxRGB.git|Contributed|ESPxRGB
+https://github.com/ArkEcosystem/cpp-client.git|Contributed|Ark-Cpp-Client