Libevhtp

• gcc or clang
• Libevent2
• CMake

• OpenSSL
• pthreads
• onig (regex)

• cd build
• cmake ..
• make
• make examples

• cmake -G "MSYS Makefiles" -DCMAKE_INCLUDE_PATH=/mingw/include -DCMAKE_LIBRARY_PATH=/mingw/lib -DCMAKE_INSTALL_PREFIX=/mingw .
• make

While we never documented any benchmark publically, the popular open source project ZIMG did a bit of that for us.The ZIMG team decided to move away from NGINX to libevhtp for their software, and the results were pretty outstanding. Here is a graph showing their application under very high load

The X-axis is the number of connections, while the Y-axis is requests per second.

You can read the whole article here: Architecture Design of an Image Server

Slightly outdated (Now faster!)