nghttp2

HTTP/2 C Library with command-line utilities for HTTP/2 protocol

brewmacoslinux

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HTTP/2 C Library

h2loadnghttpnghttpdnghttpx

Benchmark HTTP/2 server with concurrent requests$ h2load -n 1000 -c 100 https://example.com

Fetch resource using HTTP/2 protocol$ nghttp -v https://example.com/path

Start simple HTTP/2 server on port 8080$ nghttpd -v 8080