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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: May 19, 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.

Complete copyright notices and the full license text for each component are available on request at [email protected]. These notices include the attribution required by the permissive licenses (MIT, BSD, and Apache 2.0) and the font license.

Requesting GPL Source Code

To request a copy of the source code for the GPL-covered portions of NOTBOX firmware, email [email protected]. We will 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).