Do i need grpc-web library even if the browser supports http2?

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I'm a newbie developer. I wanna know, Do i need grpc-web library even if the browser supports HTTP2 ?. If the answer is yes, please tell me why

Thanks in advance

grpc-web grpc protocol-buffers
1 Answers

According to this grpc.io blog post, as of 2019 browsers did not support fine-grained control of HTTP2 requests needed to implement direct gRPC connection from javascript.

For this reason a separate library and proxy, such as implemented by gRPC-Web, is needed.

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