There are 2 repositories under jbd-bms topic.
ESPHome component to monitor and control a Xiaoxiang Battery Management System (JBD-BMS) via UART-TTL or BLE
Read Xiaoxiang BMS data through BLE on Adafruit nrf52 devices
Monitoring a JBD BMS over UART Port outputs on web, http json, mqtt
python script to pull data from a JBD BMS using BTLE on a raspberry pi and add to postgres db
Use a ESP32 as a bridge between venus GX serialBattery and BLE BMS based on the JBD protocol