diff --git a/registry.txt b/registry.txt
index 099cfd12..8c81539e 100644
--- a/registry.txt
+++ b/registry.txt
@@ -5806,3 +5806,4 @@ https://github.com/tfry-git/EmbAJAX.git|Contributed|EmbAJAX
 https://github.com/tony-bringardner/NetworkMonitor.git|Contributed|NetworkMonitor
 https://github.com/sparkfun/SparkFun_WebServer_ESP32_W5500.git|Contributed|SparkFun_WebServer_ESP32_W5500
 https://gitlab.com/riscv-vega/vega-sensor-libraries/sensors/vega_mlx90614.git|Contributed|VEGA_MLX90614
+https://github.com/gilman88/xmodem-lib.git|Contributed|XModem transfer library