Sprint is an OS fingerprinting tool which is similar to Queso except that it is written in Perl and is still actively being developed. Requires Net::RawIP.
You can download it from the following link: https://packetstormsecurity.com/files/download/25157/sprint-0.3.tgz
Source: https://packetstormsecurity.com/files/25157/sprint-0.3.tgz.html

