If you weren't aware, we have a product page dedicated to Horizon 8 on TechZone - https://techzone.omnissa.com/horizon-8
While its not an exhaustive list of all the content we have for Horizon 8, it is organized and curated information around Evaluate, Design Deploy, and also how to connect Horizon 8 to Horizon Cloud Service.
Feel free to leave any feedback, using the Feedback button in the upper-right hand corner of the page