Showing 87 open source projects for "gnu linux"

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  • 1
    Anti-Spam SMTP Proxy Server

    Anti-Spam SMTP Proxy Server

    Anti-Spam SMTP Proxy Server implements multiple spam filters

    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...
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    Downloads: 39,357 This Week
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  • 2
    The Courier mail transfer agent (MTA) is an integrated mail/groupware server based on open commodity protocols such as ESMTP, IMAP, POP3, LDAP, SSL, and HTTP. Courier provides ESMTP, IMAP, POP3, Webmail, calendaring, and mailing list services.
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    Downloads: 225 This Week
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  • 3

    bogofilter -- Fast Bayesian Spam Filter

    Fast Bayesian spam filter along lines suggested by Paul Graham

    The bogofilter package implements a fast Bayesian spam filter as suggested by Paul Graham in "A Plan For Spam" <http://www.paulgraham.com/spam.html>. It is written in C. Supported platforms: Linux, FreeBSD, Solaris, OS X, HP-UX, AIX, RISC-OS, ...
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    Downloads: 57 This Week
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  • 4
    MailCleaner

    MailCleaner

    Anti Spam SMTP Gateway

    ...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,...)
    Downloads: 2 This Week
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  • 5
    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.
    Downloads: 0 This Week
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  • 6

    BraCiNeVe

    A Scalable Spam Filtering Architecture

    Downloads: 0 This Week
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  • 7
    POPFile - Automatic Email Classification
    POPFile is an email classification tool with a Naive Bayes classifier, POP3, SMTP, NNTP proxies and IMAP filter and a web interface. It runs on most platforms and with most email clients.
    Downloads: 12 This Week
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  • 8
    RadicalSpam

    RadicalSpam

    Open Source Anti-Spam and Anti-Virus Gateway

    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
    Downloads: 0 This Week
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  • 9
    RadicalSpam Virtual Appliance

    RadicalSpam Virtual Appliance

    Virtual Appliance of RadicalSpam

    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
    Downloads: 0 This Week
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  • 10
    Postfix greylisting policy service with auto-white-listing written in Perl with SQL database as storage backend. Greylisting stops 50 to 90 % junk mails (spam and virus) before they reach your Postfix server (saves BW, user time and CPU time).
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    Downloads: 11 This Week
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  • 11
    greylistd is a greylisting daemon for the Exim mail transfer agent.
    Downloads: 0 This Week
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  • 12

    Qmail-Scanner: Content/Anti-virus Scanne

    AV/content filter for Qmail

    Qmail-Scanner, is a Email content scanner that enables a Qmail Email server to scan all Email it receives for certain characteristics (normally viruses), and react accordingly.
    Downloads: 4 This Week
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  • 13
    DKIMproxy is an SMTP-proxy that implements the DKIM and DomainKeys standards, to sign and verify email messages using digital signatures and DNS records. It can be used to add DKIM support to nearly any existing SMTP mail server.
    Downloads: 12 This Week
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  • 14
    Another Generation Webmin module for administration of the Spam and Virus Filter Daemon MailScanner configuration file.
    Downloads: 0 This Week
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  • 15
    GesundiX is a Virus scanner for courier mailserver based on ClamAV.
    Downloads: 0 This Week
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  • 16
    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.
    Downloads: 0 This Week
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  • 17
    The OpenPEC project is a collaborative effort to develop an Open Source Certified E-Mail System (in italian: Posta Elettronica Certificata or PEC) as requided by the Italian law. See the DigitPA (CNIPA) site for details (http://www.cnipa.gov.it)
    Downloads: 3 This Week
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  • 18
    Parse PPDragon rejection logs to find false-positive unkown hosts (most likely mis-configured email servers) and whitelist them. it also builds blacklist table with confirmed spam sources, based on very simple tests.
    Downloads: 0 This Week
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  • 19
    kbbdb is BBDB for KMail
    Downloads: 0 This Week
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  • 20
    see: https://spamcannibal.svn.sourceforge.net/svnroot/spamcannibal spamcannibal for svn repository or visit http://search.cpan.org/
    Downloads: 0 This Week
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  • 21
    This is a filter for Postfix written in PERL wich adds one or more file attachment to mails. I have used it succesfully with altermime to add pictures to outgoing mails, allowing to incorporate html disclaimers and signatures with corporative logos.
    Downloads: 0 This Week
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  • 22
    Policy-daemon for the postfix MTA in perl. Scores RBLs, RHSBLs, HELO, Client IP and MAIL FROM argument and sums up a score on which you can reject the mail before DATA will be received. Results are cached. I.e: a weighted SMTP filter before DATA (queue).
    Downloads: 0 This Week
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  • 23
    Blacklist combined with honeypot mailing addresses (spamtrap) can be an effective antispam technique. Stixs is a policy delegation module for Postfix using bld (blacklist daemon) to blacklist IPs trying to deliver mail to web-published fake addresses.
    Downloads: 0 This Week
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  • 24
    whatsnewfm is a filter for the daily freshmeat newsletter. It shows only news items that you have not seen before. You can also set up a list of "interesting" applications where you want to be informed of every update.
    Downloads: 1 This Week
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  • 25
    dkim-connector is a daemon that facilitates the configuration of dkim-milter (especially for multi domain hosting; with postfix and sendmail) and is accessible via webservices (for a simplified adaption of specific admin tools) and a console client
    Downloads: 0 This Week
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