G2S v0.3.6 – An interesting alternative to inetd/tcpwrapper/chrootuid/relay/tcp-env/antispam.
You can download it from the following link: https://packetstormsecurity.com/files/download/13247/g2s-0.3.6.tar.gz
Source: https://packetstormsecurity.com/files/13247/g2s-0.3.6.tar.gz.html