chrome headless to screenshot browser https://developer.chrome.com/blog/headless-chrome/

imagemagick for image editing to combine browser images into a larger image. ffmpeg might be able to do this itself, making imagemajik optional

ffmpeg -re -loop 1 -i /home/cw/Source/to-try/TabFS/fs/mnt/windows/82/visible-tab.png -r 2 -vcodec mpeg4 -f rtsp rtsp://127.0.0.1:1234

^ output can be different formats. doesn't *need* to be rtsp. youtube may need something different. `-r` is framerate.

ffplay to watch stream.

simple-rtsp-server https://github.com/bluenviron/mediamtx

^ Ready-to-use SRT / WebRTC / RTSP / RTMP / LL-HLS media server and media proxy that allows to read, publish and proxy video and audio streams. 

https://lowendbox.com/
https://lowendtalk.com/
^ Cheap servers. Keep an eye on them but don't buy without letting me know

"QLPS3VP-X7JGBAJ-PU2CMGC-LTSC3L6-B6WUVTR-ABPVHTB-HG6TYFD-XSM2TQZ"
^ my syncthing id