Showing 143 open source projects for "gnu/linux"

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  • 1
    Rspamd

    Rspamd

    Rapid spam filtering system

    Rspamd is an advanced spam filtering system and email processing framework that allows evaluation of messages by a number of rules including regular expressions, statistical analysis and custom services such as URL black lists. Each message is analysed by Rspamd and given a verdict that might be used by MTA for further processing (e.g. to reject a message, or add a special header indicating spam) along with other information, such as possible DKIM signature or modifications suggested for a...
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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: 138 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: 123 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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    Mailfilter

    Mailfilter

    Remote anti spam utility

    Mailfilter is a flexible utility for UNIX (-like) operating systems to get rid of unwanted spam mails, before having to go through the trouble of downloading them into the local computer. It offers support for one or many POP accounts.
    Downloads: 0 This Week
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  • 6
    jumfi will provide a java based uniform mail filter interface using C, JNI and Java. It will allow mail filters build in java to be applied to multiple mail servers of similar and different design.
    Downloads: 0 This Week
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  • 7
    Quick Spam Filter is a small, fast spam filter that works by learning to recognise the words that are more likely to appear in spam than non-spam. It is intended to be used in a procmail recipe to mark email as being possible spam.
    Downloads: 0 This Week
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  • 8
    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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  • 9
    Sortmail is a program to process incoming email, classify it and process it accordingly. Sortmail can handle incoming email as it arrives or download from a POP server. Sortmail is easier to configure than procmail and can replace fetchmail.
    Downloads: 0 This Week
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  • 10
    Open source DKIM library, MTA filter implementation and associated tools.
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    Downloads: 72 This Week
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  • 11

    opendmarc

    Open source DMARC implementation

    This is an open source implementation of the draft DMARC specification.
    Downloads: 0 This Week
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  • 12

    milter manager

    Protects you from spam mails and virus mails effectively with milter

    This project has been moved to https://milter-manager.osdn.jp/ milter manager protects you from spam mails and virus mails effectively with milter. milter manager has embedded Ruby interpreter to control milters flexibly. milter manager can be used with Sendmail on Postfix on Ubuntu, CentOS, FreeBSD and so on.
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    Downloads: 2,679 This Week
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  • 13
    SimpleCheck E-Mail Notification Client
    SimpleCheck is a fast, low resource, server oriented, Windows System Tray based E-Mail Notification Client with a simple UI that regularly checks multiple POP3 E-Mail accounts. Many full client features; immune to viruses; use to delete SPAM mail.
    Downloads: 1 This Week
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  • 14

    BraCiNeVe

    A Scalable Spam Filtering Architecture

    Downloads: 0 This Week
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  • 15
    Milter rate limiter

    Milter rate limiter

    Outgoing email rate limiter

    Limits the rate of outgoing email per user account. User accounts resides in LDAP. Individual limit setting via LDAP attribute. Works with sendmail and postfix.
    Downloads: 0 This Week
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  • 16

    The `8conv` text encoding converter

    Converts quoted-printable, UTF-8, UTF-16BE, UTF16LE to 8-bit.

    Command-line tool to decode text which has undergone MIME-typical encoding into (ISO-8859) 8-bit --- without having or parsing the relevant MIME type declarations. Decodes quoted-printable sequences; handles UTF-8, UTF-16BE, UTF-16LE; optionally translates common characters from DOS or Windows code pages or HP-Roman8 into ISO-8859-1. UCS characters can be mapped to 8-bit translation strings. Single ISO C source file, "8conv.c". Translation can be controlled through a...
    Downloads: 0 This Week
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  • 17

    Z Notation E-Mail Mark-up Tools

    Tools to convert Z mark-up to HTML or text.

    A small library and two command-line tools to parse and convert Z notation from the "e-mail" mark-up into HTML code, or into UTF-8 text with box-drawing graphics, or into the Z Standard text format. See the project's Wiki Home Page for details --- the "Wiki" button in the bar above, or the following link:
    Downloads: 0 This Week
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  • 18
    A sendmail milter for amavisd-new which use AM.PDP protocol.
    Downloads: 0 This Week
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  • 19
    SMC Anti-Spam Filter

    SMC Anti-Spam Filter

    Blocks spam without blocking any legitimate messages

    SMC anti-spam e-mail milter (plug-in) is an software application designed to significantly reduce the amount of SPAM/UCE (junk-mail) you receive. SMC uses a greylisting like technique to stop the junk-mail and a set of dynamic auto "whitelists" for unknown, but legitimate senders. In purpose of anti-virus protection the program can use very popular Clam AntiVirus engine as a back end.
    Downloads: 0 This Week
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  • 20
    DSPAM is a scalable and open-source content-based spam filter designed for multi-user enterprise systems.
    Downloads: 3 This Week
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  • 21
    A lightweight and flexible Sendmail DNSBL & DNSWL mail filter (milter). dnsbl-milter consults a set of DNS black lists and DNS white lists to determine if messages from particular hosts should be accepted.
    Downloads: 0 This Week
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  • 22
    A small and lightweight Sendmail Clam AntiVirus mail filter (milter). lclamav-milter scans messages for viruses/worms, accepts clean messages, rejects the bad, and helps stop the spread of e-mail viruses/worms.
    Downloads: 0 This Week
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  • 23
    Valvula

    Valvula

    OpenSource high performance mail policy daemon for Postfi

    Valvula is a OpenSource high performance mail policy daemon for Postfix, written in ansi C, that provides out of the box support for sender login mismatch, mail quotas, per user and per domain blacklists and whitelists and much more. It is system administrator friendly by providing many automatic features (like automatically detecting Postfix MySQL databases to be able to detect local domains and local accounts to make better decisions).
    Downloads: 0 This Week
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  • 24
    FlexGuard is server software which uses a point based system to keep track of SMTP traffic and data during the SMTP session. FlexGuard is used to block SPAM attacks by preventing malicious users from sending excessive mail via the SMTP server.
    Downloads: 0 This Week
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  • 25

    CRM114 MILTER

    CRM114 milter for sendmail

    This is a milter which scans emails with CRM114
    Downloads: 0 This Week
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