There is WebRTC, which is, IIRC, run over UDP. If you don't care about P2P, you could conceivably use it between the server and the client, eliminating most of the signaling pain.
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There is WebRTC, which is, IIRC, run over UDP. If you don't care about P2P, you could conceivably use it between the server and the client, eliminating most of the signaling pain.