Are you looking for a DFU tool on the MacBook ?
This is a simple tool to upload your firmware to the nRF5x device.
Features:
1. Easy to use without USB dongle on the MacBook.
2. Auto upload to your device, when device be detecter which in the DFU mode.
3. Multiple devices can upload in the same time for production.
Remark:
Support the Legacy DFU service Only.