MKV can be streamed in a browser, at least for Chrome, if the MIME type video/webm mkv; is declared in mimes.type file.
Reference: https://redplus.me/post/streaming-mkv-in-chrome-from-nginx-server/
MKV can be streamed in a browser, at least for Chrome, if the MIME type video/webm mkv; is declared in mimes.type file.
Reference: https://redplus.me/post/streaming-mkv-in-chrome-from-nginx-server/
That's an issue for Chrome to report upstream.
The mime types package now include a definition for mkv container:
video/x-matroska mpv mkv