Flotogram - Take photos and leave them floating in space
AceStream - AceStream is multimedia platform for video streaming.
Snap Art - Snap's augmented reality platform
Open Streaming Platform - A self-hosted video streaming and recording server using Python, Flask and Nginx-RTMP.
Wanderlog Pinboard - A digital corkboard: map your and your friends' travels
Piczel.tv - A free all-purpose streaming website.