Video Assistant Referee Systems Certified by FIFA®

GS VAR system meets the highest requirements for use in football. Perfect synchronicity, low latency and high quality video output. 

GS VAR FIFA Certified
Goal Sport VAR FIFA Certified
VAR control room in OB truck at Nation Slovak Football

Scalable range of VAR Systems

The GS VAR system offers a wide range of products that meet the diverse needs of the market. Our offerings range from compact and portable versions to scalable server-based systems designed to accommodate a large number of camera inputs. As part of the system, you also have the option to include GS Virtual Offside Line technology (VOL) FIFA® Certified.

Rely on our extensive technical integration expertise to tailor solutions, whether using our hardware or third-party components. Chat with our team of experts to meet your project's specific requirements.


8-24 camera inputs, VOL, client-server, server based, centralised option.


4-8 cameras, optional VOL, stand alone, server, desktop, portable or laptop version.


8+1 VOR camera, VOL, 4U server.

GS Virtual Offside Lines (VOL)

GS Virtual Offside Lines Technology (VOL), FIFA® Certified, offers an intuitive and quickly-drawn 3D offside line. 'Deep learning' algorithms are used for automatic pitch recognition. This system can be deployed according to the operators' needs: either as a standalone or integrated into the GS VAR, VAR Light, and GS VAR Box systems.

  • 3D virtual offside line (crosshair or triangulation)
  • Automatic pitch area recognition powered by AI
  • Manual enhancement with arbitrary points, providing a choice for correcting AI limitations and addressing complex camera views.


GS Virtual Offside Lines - VOL
GS VAR detail

Always in-sync

Robust processing ensures that all cameras stay synchronized during the match. It supports timecode, genlock, and PTP for precise synchronization. If the inputs are already desynchronized upon input, there is a manual correction available for each camera input.

integration Technology


We utilize our proprietary network protocol for loading recordings locally or from remote locations. We support SDI and NDI inputs and outputs in various resolutions and technologies simultaneously (even combining different resolutions, interlaced and progressive technologies at the same time). Our system also supports super-slow-motion cameras. As part of the system, we offer GS Manager, a web-based storage management solution for recordings and exports. Codec options include: H.264 / H.265 /  MJpeg / AV1.

Intuitive Usability


Intuitive graphical user interface, which can be easily handle by one operator. Easy selection of cameras, multiple layouts and camera presets. Allows marking and tagging, FN keys for macros, adjustable video delay. Fully functional with any: Touch screen / Keyboard and mouse (FN keys) / Jog shuttle and x-keys

VAR All-in-one BOX System by Goal Sport Software

An all-in-one compact system, fully functional box for 8 cameras +1 VOR. Includes GS VOL (Virtual Offside Line) weights only 23kg in a Pelican case. It provides everything you need to meet FIFA® requirements for camera inputs (up to 3G-SDI).

Connects up to 5 tablets with Goal Sport Software for coaching and medical purposes. That's all you need to officiate a game based on FIFA's® rules for video refereeing, including portable GS MVRS (Medical Tablet).

VAR All-in-one BOX by Goal Sport Software




Mediapro partner Goal Sport Software


"We found the right fit for our sports services in GSS, thanks to the wide range of video review products they offer. We've been working together for some years, and we're pleased with the flexible development and support of their solutions."

Francisco José de la Fuente

Country Manager MEDIAPRO Portugal and Director of the International Audiovisual Services Area.