The Tobii EyeX Software Development Kit (SDK) for .NET contains everything you need for building interactive eye-gaze enabled applications based on the Tobii EyeX Engine, using the .NET framework.

The package contains:

  • Libraries, 32-bit and 64-bit
  • A comprehensive Developer’s Guide, explaining core EyeX concepts and how to use the .NET API
  • The EyeX Framework for .Net, which offers EyeX integrations into Windows Presentation Foundation (WPF) and WinForms.
  • Code samples from basic console apps streaming eye-gaze data, to small WPF and WinForms apps demonstrating how to implement eye-gaze based interaction.

Download EyeX SDK for .NET here

News and updates

  • Tobii Eye Tracking Core Software 2.6.1 released

    We are happy to announce that we are now releasing a new version of the Tobii Eye Tracking Core Software focusing on stability and bug fixes. Notable features and changes in this release are: Updated firmware for IS4. Configuration improvements. Improved handling of tracker connectivity. Improved handling of firmware updates. Improved multi-display handling. Stability improvements. Troubleshooting […]

  • Tobii Eye Tracking Core Software 2.5.0 released (with new Interaction Engine)

    We are excited to bring you a new version of our Eye Tracking Core Software introducing support for head tracking in our IS4 trackers! Notable features and changes in this release are: Head tracking Infinite Screen 2.0 with head tracking support Configuration improvements YouTube 360 BETA Multi-tracker management (only one tracker will be active) Updated […]

  • Tobii Eye Tracking Core 2.4.1 (with Tobii Interaction Engine 1.15.0)

    Today we announce an updated version of Tobii Eye Tracking including support for our new IS4 peripheral. We recommend all customers to update to the new release. This is especially true for customers with IS4 development kits, since the new firmware included contains numerous improvements. New features: New IS4 firmware 1.10.0. Tobii Software installer is […]

  • Tobii EyeX 2.1.1 (with Tobii Interaction Engine 1.9.4)

    We are happy to announce an updated version of Tobii EyeX today. This release is a maintenance release and does not have any API changes in EyeX Interaction Engine. The main feature for the release is the new firmware for Tobii IS4 (for developers/integrators participating in our Early Access Program) with many improvements, along with […]

  • EyeX SDK 1.7

    Today we have released EyeX SDK 1.7. The release is a bug fix release for the EyeX SDK for Unity and have no changes for the other SDK versions. Fixed bugs in EyeX SDK for Unity: Eye-gaze point coordinates now work correctly when a game is run in a non-native resolution (with black bars to […]

  • Tobii EyeX 2.0.4 (with Tobii Interaction Engine 1.9.0)

    Today we are happy to release a new version of EyeX. There are no API changes but there are several stability improvements for our trackers. We also support our new eye tracker platform (IS4) in this release, several fixes has been made to better support firmware upgrades on the device. The components in the release: Tobii Interaction Engine 1.9.0 […]

  • Tobii EyeX 2.0.3 (with EyeX Engine 1.8.20)

    We’re today releasing a updated version of EyeX for you to download. The focus for this release is improvements in stability for the EyeX Controller on Windows 10 and a few bugfixes for the touch pad funcationality in EyeX Interaction. We encourage you to update to this version to get the best experience, especially if you have noticed […]

  • Tobii EyeX 2.0 (with EyeX Engine 1.8.0)

    TL;DR: There is a new cool Tobii EyeX 2.0 available for download, with “touch where you look” features in Windows 10. Right Ctrl will no longer click what you are looking at – hook your own keys in your game or app to use with the Activatable and Pannable behaviors. Full article: We are excited […]

  • Hotfix: Updated EyeX Installer Bundle 1.5.3 (with EyeX Engine 1.5.4)

    An updated EyeX Installer Bundle 1.5.3 with EyeX Engine 1.5.4 has been released with a hotfix related to the auto-update experience. The updated installer bundle can be found on the Downloads page.

  • EyeX Installer Bundle 1.5.3 (with EyeX Engine 1.5.0)

    We’re happy to announce that a new EyeX Installer Bundle is available for download from the Tobii Developer Zone. The bundle includes a new EyeX Engine, version 1.5.0. With this EyeX Engine release, we have better Windows 10 support. Some of you may have tried installing the previous EyeX Engine version on Windows 10. It […]


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