Nordic Semiconductor ASA is a Norwegian fabless semiconductor company whose software tools are engineered to support every stage of development, test, and field maintenance for ultra-low-power wireless devices. The J-Link Software and Documentation Pack delivers the industry-standard debug probe drivers, GDB server, commander utilities, and firmware updaters that hardware teams rely on to flash, step through, and profile code running on nRF52, nRF53, and nRF91 SoCs as well as hundreds of external Cortex-M and RISC-V MCUs. Engineers use its scripting interface for automated production-line programming, boundary-scan tests, and remote diagnostics, while educators appreciate the seamless integration with Keil, IAR, SEGGER Embedded Studio, VS Code, and Zephyr RTOS. Complementing this, nRF Util is a cross-platform command-line tool that consolidates formerly separate utilities for device firmware updates (DFU), cryptographic signing, bootloader packaging, and Bluetooth mesh provisioning into a single Python-based workflow. Developers invoke it in CI pipelines to generate signed zip images, push OTA updates to mobile test rigs, or extract logs from USB CDC endpoints without opening a GUI. Together these packages serve embedded firmware engineers, hardware verification labs, and IoT system architects who need repeatable, scriptable control over Nordic’s short-range wireless and cellular LTE-M/NB-IoT portfolios. Both utilities are offered for free on get.nero.com, where downloads are sourced from trusted Windows package managers such as winget, always retrieving the latest upstream builds and permitting batch installation alongside other development tools.