mediacms-io
MediaCMS is a modern, fully featured open source video and media CMS, written in Python/Django and React, featuring a REST API.
WWBN
Create Your Own Broadcast Network With AVideo Platform Open-Source. OAVP OVP
chevereto
The mature, battle-tested, high-end, OG self-hosted image and video hosting solution trusted since 2007. Build your own Flickr or Imgur-style media sharing platform with complete control over your content, data, and platform rules.