Open Source Perl Email Software

The Anti-Spam SMTP Proxy (ASSP) Server project aims to create an open source platform-independent SMTP Proxy server which implements auto-whitelists, self learning Hidden-Markov-Model and/or Bayesian, Greylisting, DNSBL, DNSWL, URIBL, SPF, SRS, Backscatter, Virus scanning, attachment blocking, Senderbase and multiple other filter methods. Click 'Files' to download the professional version 2.8.1 build 24261. A linux(ubuntu 20.04 LTS) and a freeBSD 12.2 based ready to run OVA of ASSP V2 are also available for download. NOTICE: V1 development has been stopped at the end of 2014 (1.10.1 build 16060). Possibly there will be done some bugfixing in future. Please upgrade to V2, which is and will be actively maintained.

Open source DKIM library, MTA filter implementation and associated tools.

MailCleaner is no longer maintained. It will return soon in another form. [antispam] MailCleaner is an anti-spam / anti-virus filter SMTP gateway with user and admin web interfaces, quarantine, multi-domains, multi-templates, multi-languages. Using Bayes, RBLs, Spamassassin, MailScanner, ClamAV. Based on Debian. Enterprise ready. MailCleaner is an anti spam gateway installed between your mail infrastructure and the Internet. It includes a complete GNU/Linux OS and a graphical web interface for user and administrative access. It comes in the form of virtual machine templates.. - fully compatible with any SMTP mail server (Exchange, Zimbra, O365,...) You can install now MailCleaner within the following virtual environments: qcow2 (KVM, Proxmox, OpenStack, Xen) ova (OVA, VMware ESXi, VMware Workstation, Fusion) vhd (Asure, VirtualPC) vhdx (Hyper-V) AMI (Amazon) Dedicate a server to MailCleaner, and you will have a working professional mail filter in le

A general purpose set of tools, C library and CPAN modules to help DomainKeys developers. The goal is that these tools and library can be easily adopted by all MTAs, LDAs and possibly MUAs. This project is about conforming to the DomainKeys standard,

This is an open source implementation of the draft DMARC specification.

A privacy and security aware mailing list manager, perfect for allowing closed groups to interact on the Internet without interference from outsiders and former insiders.

An e-mail client with address book

pgpenvelope is an interface between Pine and the GNU Privacy Guard (GnuPG). It allows one to perform expected OpenPGP-related operations on messages. Ease of installation, setup, and use are distinguishing features.

A.I. security app. Development ceased.

AMaViS is a script that interfaces a mail transport agent (MTA) with virus scanners.

CommCA - A Community-driven Certificate Authority for distribution of free X.509 digital certificates for personal email and server use.

Two utilities that use the bing and google search engines to harvest email addresses and profile links on linkedin.com

This small simple secure mail interface allows users to create messages, encrypt them with a password using the Enigma cipher and then send them to anyone with an email account.

MailScanner is an email virus scanner, vulnerability protector and spam tagger. It is written in Perl for any Unix/Linux system. It supports the Postfix, Sendmail, Exim and ZMailer MTAs, and any combination of 17 different virus scanners.

An anonymous pseudonym email server, such as that which runs nym.alias.net.

An open, all-in-one SMTP gateway, scanning your email traffic in order to prevent spam and viruses, using several anti-spam technologies. Based on Ubuntu Server.

DSBL-helper. Tries to send a special formatted test message to Distributed Server Boycott List through every suspect IP found in complain using several mechanisms (SMTP, HTTP, telnet, SOCKS etc) and reports in.

A perl server that accepts plain text mails for users and sends them out encrypted. Could be used in a company so that your accountant can be in contact with the salerperson in a secure way, without you needing to tell the accountant everything about PGP

PeMaR is a gateway, that relays outgoing email to anonymous remailer networks and receives and decodes anonymous mixminion messages. It allows the use of any email client to send and receive anonymous email. An extension is available for Thunderbird.

RadicalSpam is a free and open source package distributed under GPL v2, including products such as Postfix, SpamAssassin Amavisd-new, Clamav, Razor, DCC, Postgrey, Bind; providing a secure SMTP relay, ready to use with linux and docker environement. More information : http://www.radical-spam.org

RadicalSpam Virtual Appliance takes full solution of RadicalSpam Community Edition , pre-installed in a OVF virtual machine ( Open Virtual Format ) compatible with the best virtualization platforms on the market , including VMware ESX Server. More information : http://www.radical-spam.org

SMTPA is a penetration testing and email compliance tool. Want to know if a renamed, encrypted MS word document with a wrongly set content-type header fools your Content Security infrastructure? Check this out!

SSL Signature Check (SSLSigcheck) is an email filter designed to be run from within procmail. It will examine the signature and certificate of a signed email, and add header information that procmail recipes can use to filter the message.

Integrating GPG/PGP into various messaging clients.

Spam-X is a small CGI script that seeks to entrap spambots and flood them with thousands of worthless e-mail addresses. It "hides" these junk mailto: links in the body of an HTML page, which it generates using words from the dictionary.