features:
*) native porting of nginx on windows.
*) single process mode.
*) windows service supported.
*) iocp event method.
*) file aio.
*) TransmitPackets, TransmitFile.
*) zlib-1.2.3. (statically link)
*) pcre-7.9. (statically link)
*) openssl-0.9.8o. (statically link)
*) using configure with mingw+vc10 to build the binary.

download:
*) http://www.ngwsx.org/download
*) http://github.com/hehaiqiang/ngwsx/downloads