Kodi formerly known as XBMC.
GitHub - xbmc/xbmc
LibreELEC Just enough OS for KODI. A Linux OS with the bare minimum to be able to run Kodi. Can be installed to disk or run from USB stick.
CoreELEC is a ‘Just enough OS’ Linux distribution based on Kodi1 technology for popular Amlogic hardware.
Retrospect – Online TV for Kodi, GitHub - retrospect-addon/plugin.video.retrospect Retrospect is a Kodi video add-on which allows you to watch streams of a number of free and publicly available online TV stream sites.