A good http proxy server which supports HTTP, HTTP CONNECT,SOCKS4 and SOCKS5.
Edit by : A good http proxy server which supports HTTP, HTTP Connect (for HTTPS and so on), SOCKS4 (TCP and TCP bind) and SOCKS5 (TCP, TCP bind and UDP).
it has been designed to be small and for being used in trusted environments where there is no need to complex options and other boring things, just launch it and it will work you can free download Proxymini 0.2b now.