If you want to use NinjaTerm, visit the NinjaTerm homepage to download the desktop application or use the older web-based version (the web-based version is no longer being updated). From the homepage ...
This is an attempt at creating an Arduino library for use on ESP32 boards with a CC1101 transceiver or SX127X Transceivers with the device decoders from the rtl_433 package. And be available for use ...