Fluid Player is a free, open-source, HTML5 video player. Fluid Player is fully customizable and can be changed to fit in with the theme of a host website. It is also fully responsive with multiple resolutions of video quality. Fluid Player’s VR feature allows both publishers and advertisers to experiment with VR content/ad formats. Fluid Player supports monoscopic (equirectangular) videos with 360-degree view or in Cardboard view (for Google Cardboard.)