Yes, it's possible to restream HLS stream in Castr.
You can restream HLS stream as well as create a live stream which is pulled from an HLS URL.
Restreaming HLS in Restream Setup:
- Create a new Restream / Live Stream.
- Change Stream mode to Pull Mode
- Paste the HLS url and click on Save.
You will be able to restream HLS stream to multiple social platforms as well as using your own player using Castr Live Streaming player embed.