Today Citrix announced their investments in Graymatics and Gizmox. Graymatics is a cloud platform that does content-based for video and digital media. Gizmox is the developer of Visual WebGui, a platform for mobile and cloud delivery. Citrix’s Citrix Startup Accelerator seed investment initiative has previously invested in Primadesk and Core Mobile Networks. TechCrunch reports that Gizmox and Citrix will be working together on HTML5 app delivery.