nRF Connect Device Manager is a generic tool for updating and managing devices running nRF Connect SDK supporting Device Manager module over Bluetooth LE (aka Management Subsystem, Mcu Manager, SMP Server).

Features:
* Basic: Echo, Reset
* Firmware Update Over-The-Air (FOTA, DFU)
* File System
* Logs & stats

Links:
Source code: https://github.com/NordicSemiconductor/IOS-nRF-Connect-Device-Manager
* nRF Connect SDK: https://www.nordicsemi.com/Software-and-tools/Software/nRF-Connect-SDK
* SMP Server Sample Doc: https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/zephyr/samples/subsys/mgmt/mcumgr/smp_svr/README.html#smp-svr-sample
* McuManager: https://github.com/apache/mynewt-mcumgr
* SMP over Bluetooth: https://github.com/apache/mynewt-mcumgr/blob/master/transport/smp-bluetooth.md