Zyxel offers Open Source Software to you under the terms of GNU General Public License, GNU Lesser General Public License, or Open Source Initiative Licenses (OSI)
Note: the information provided here is for programmers only and not needed for most of the users.
The Open Source Code allows you to run, copy, distribute, study, change and improve any software covered by GPL, Lesser GPL, or OSI Licenses without any restrictions from Zyxel or Zyxel End User License Agreement (EULA) on what you may do with that software. To obtain the corresponding open source codes covered under these Licenses, please click on the following link and fill-up the form, we will provide you with a download link:
According to the GPL license and Zyxel policy, we will keep each firmware's Open Source Code for up to 3 years after the specific firmware version was released. This code is provided without any warranty or liability from Zyxel.