Legal Notices / Third-Party Software Notices

Last updated: 02.04.2026

The IEC61850Browser app includes third-party software components and licensed technology required for certain IEC 61850 communication features.

  1. Commercially licensed software

This app includes software based on libiec61850, which is used as part of the functionality of IEC61850Browser.

libiec61850 is used under a commercial license agreement.
Copyright and all rights in the proprietary portions of that software remain with the respective licensor.

The app may include components related to IEC 61850 / MMS, GOOSE, SMV, and associated communication features as part of this licensed technology.

  1. Third-party component notices

The software used in this app includes third-party code that requires the following copyright and license notice to be provided:

Copyright (c) 2003-2013 Lev Walkin vlm@lionet.info
All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

  1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
  2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS „AS IS“ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

  1. Ownership

Except where otherwise stated, IEC61850Browser, its user interface, branding, and application-specific functionality are owned by RelayGuard.

These notices apply only to the identified third-party software components and do not grant rights to the remainder of the app.

  1. Contact

RelayGuard
Am Schwanefeld 14
42551 Velbert
Germany

Website: https://relayguard.de/
Email: info@relayguard.de