Flowplayer

Flowplayer offers flexible hosting options (their CDN or yours) combined with a highly customizable player that adapts its appearance to match your brand. Adaptive bitrate streaming automatically adjusts video quality based on each viewer's connection, preventing buffering and dropouts. The player API supports detailed customization through JavaScript, giving developers fine-grained control over look and behavior.

Suits educators and creators who want control over their infrastructure and don't mind some technical setup, or developers who need deep player customization. If you're comfortable with HTML/CSS and want to host video without vendor lock-in, Flowplayer provides the flexibility, though it requires more setup than drag-and-drop platforms aimed at non-technical creators.