Heller Enterprise Networks
Setup Guide API Docs Contact About HENcloud

Open Source

Open source software notice for NOTBOX firmware.

Company: Heller Networks LLC, operating as Heller Enterprise Networks
Effective date: May 19, 2026
Last updated: September 11, 2026

Open Source Software

NOTBOX firmware is built on OpenWrt and incorporates additional open source components licensed under the GNU General Public License version 2 (GPLv2), the Apache License 2.0, the MIT License, the BSD 2-Clause and 3-Clause licenses, and the SIL Open Font License 1.1.

The third-party software notices for the Heller Networks applications included in the current firmware are available directly. For OpenWrt package notices, source-code requests, or other licensing questions, contact [email protected].

Requesting GPL Source Code

To request a copy of the source code for the GPL-covered portions of NOTBOX firmware, email [email protected]. We aim to respond within five (5) business days.

This written offer is valid for at least three (3) years from the date the corresponding NOTBOX firmware was distributed, in accordance with the GNU General Public License version 2, section 3(b).