H2O - the optimized HTTP/2 server

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-H2O is a new generation HTTP server that provides quicker response to users with less CPU utilization when compared to older generation of web servers. -Designed from ground-up, the server takes full advantage of HTTP/2 features including prioritized content serving and server push, promising outstanding experience to the visitors of your web site. -

-Explanation of the benchmark charts can be found in the benchmarks page. -

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Key Features

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HTTP/1.0, HTTP/1.1 -
HTTP/2 -
- full support for dependency and weight-based prioritization with server-side tweaks
- cache-aware server push
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TCP Fast Open -
TLS -
- session resumption (standalone & memcached) -
- session tickets with automatic key rollover -
- automatic OCSP stapling -
- forward secrecy & fast AEAD ciphers¹
- private key protection using privilege separation -
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static file serving -
FastCGI -
reverse proxy -
scriptable using mruby (Rack-based) -
graceful restart and self-upgrade -

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Notes:

chacha20-poly1305: see Do the ChaCha: better mobile performance with cryptography

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-H2O -

Key Features

Notes: