is a legitimate web plugin developed by VIVOTEK primarily for older security camera models (such as the 8000 series) and network video recorders (NVRs). It is required to view live video feeds in web browsers that do not natively support certain video codecs like H.264. Key Details & Security Notes

The primary hub for all official tools and firmware is the Vivotek Download Center .

or trusted platforms like:

private readonly string _repositoryUrl;