DataReel is a free, cross-platform database and communications toolkit. It can be used to rapidly develop and deploy multi-threaded database and communications applications. The DataReel toolkit is composed of a modular C++ library designed to build cross-platform infrastructures for end-user applications, embedded systems, and reusable libraries. DataReel's unique modular design simplifies adaptation, allowing you to determine the level of complexity. DataReel makes Internet connectivity and database programming easy.
EScrambler - Email Address HTML Code Scrambler, is an email address code scrambler. It makes your email addresses invisible to SPAM crawlers. Visitors to your web pages can read and click on your email addresses the same way they do now, but robots will not find them. Search engine friendly, and easy to use.
rediff is a diff format converter (from unified to context or vice versa). This script takes a context or unified diff as input and produces a diff that would be created by diff program if it was run with the command-line options passed to this script. The -c, -u, -b, -w, -t options are supported. The "non-diff" (-r) option can be used to reverse the diff.
SpamGAME is an email classifier based on the GA.M.E. (GAussian Mono-dimensional Environment) algorithm for text categorization. It takes an email message on standard input, does a statistical check against lists of "good" and "bad" words found in the past emails received by the user, and returns the email message adding the email header 'X-Spam: yes|no'. In addition, as prefiltering methods, it uses whitelist/blacklist address filtering.
yaspi (Yosi's Anti-Spam POP3 fIlter bot) is a POP3 mail-scanner specifically made to combat mail bombings caused by viruses (i.e. Swen). It connects to the POP3 server, inspects the messages, and deletes the infected ones without ever downloading them. Its most interesting feature is that it can automatically send abuse reports to the ISPs from which the infected mails originated.