Web Directory

» 0Spam.com
   Free antispam service for pop, Yahoo, and Hotmail accounts supporting multiple languages.
   http://www.0spam.com

» ASSP
   Anti-Spam SMTP Proxy implementing platform independent email filtering services.
   http://assp.sourceforge.net/

» ASSP Deluxe for cPanel
   A set of php scripts to install and configure ASSP on a cPanel server.
   http://www.grscripts.com

» Activator Mail
   Virus scanning and spam prevention based on blacklists and user feedback.
   http://www.activatormail.com

» AppRiver
   An email security company offering hosted spam and virus protection and a scanning engine especially for OEMs. Also offers Exchange hosting.
   http://www.appriver.com/

» BopSpam
   Online POP3 bayesian filtering service.
   http://www.bopspam.co.uk

» CTScleanmail
   Managed enterprise quality spam and virus filtering service.
   http://www.ctscleanmail.com

» Clapf
   An open source email content filter application. Clapf is a modular statistical antispam application with an interface to popular antivirus programs.
   http://clapf.acts.hu/

» CudaMail
   Hosted service filters spam and viruses before they reach your network. This type of filtering can increase security, save bandwidth and reduce the load on your email server.
   http://www.cudamail.com/

» Dicontas
   UK based provider of email filtering, email monitoring and centralized administration services for business users.
   http://www.dicontas.co.uk/

» Distributed Checksum Clearinghouse
   System of clients and servers that collect and count checksums of email messages in order to detect and filter bulk UCE.
   http://www.rhyolite.com/anti-spam/dcc/

» E-Mail Magician
   Automates filter, mailbox, and nickname creation for Eudora Macintosh. Filters on more than 1,000 spam characteristics.
   http://www.yav.com/yav/emailmagician.html

» Eliminate Spam
   Services to stop spam, viruses and control web access. Firewall installation and setup to prevent server/network security breaches.
   http://www.eliminatespam.co.uk/

» Email Systems
   Fully managed service which filters viruses, worms and malicious macros and spam. Firm with offices in UK, France and Sweden.
   http://www.emailsystems.com/

» FakeMX
   Providing a service to temporarily reject mail directed at low priority servers.
   http://www.fakemx.org/

» Filterspam
   Spam filter service designed to protect children from junk emails.
   http://www.filterspam.co.uk/

» Habeas
   Focuses on identifying, classifying, tagging and monitoring legitimate email.
   http://www.habeas.com/

» Katharion
   Provides spam and virus filtering services that keep unwanted mail off the network.
   http://www.katharion.com

» MIMEShield
   Runs as Domino server task, No template customizations, supports blacklists/whitelists, Spam email categorization, Electronic fingerprinting, Supports multiple Maps/RBL blacklists, Auto whitelist generation on outbound SMTP traffic.
   http://www.gessworks.com/WebSite.nsf/page/mimeshield

» MX Force
   Enables VARs, OEMs, and ISPs to provide world-class managed email security services.
   http://www.mxforce.com

» MX Lab
   A Belgium based company that blocks virus threats and unwanted emails through MX redirection. Also provides archiving and backup services.
   http://www.mxlab.be

» MX Police
   Managed anti-spam, virus and malware protection.
   http://www.mxpolice.com

» MXLogic
   Protects your entire domain from spam and viruses. No software to install or maintain.
   http://www.mxlogic.com/

» MailArmory
   Spam and virus defense for businesses and service providers.
   http://www.mailarmory.com

» MailCleaner
   Protection against viruses spam. Swiss company with large network of integrators worldwide.
   http://www.mailcleaner.net/index.html

» MailSentry
   Australian company offering a managed service with protection from viruses, spam, malware, phishing and unwanted content.
   http://www.mailsentry.com.au

» MailShield
   Australian company offers a managed service with protection from viruses, spam, malware, phishing and unwanted content.
   http://www.mailshield.com.au

» Mailprotector
   A hosted spam filter and managed email security service. Also offering Hosted Exchange and web security services.
   http://www.mailprotector.net

» Mailshell
   Offers protection against spam, combined with personalization and privacy for individual email users.
   http://mailshell.com/mail/client/fd.html

» Messagecleaner
   UK Company offering a service to remove viruses and spam mail before they reach your computer.
   http://www.messagecleaner.co.uk

» NuXo Technologies
   Provides redundant managed email filtering services: protection against spam, virus and failure without changes to the existing installation.
   http://www.nuxo.com

» Online Spam Solutions
   Managed spam blocker and filtering service for small businesses. Blocks spam and viruses through MX redirection. A 30 day free trial is offered.
   http://onlinespamsolutions.com

» OnlyMyEmail
   Managed email filtering. Blocks spam, phishing and viruses before they reach your network. Solutions for corporate, personal and children's protection. Hosting and free trial available.
   http://www.onlymyemail.com/

» Peer-to-Peer
   Anti-Spam gateway which filters out spam and viruses for an entire domain. A 30-day free trial is offered.
   http://www.peertopeer.net/

» Pyzor
   Open source collaborative spam filtering system using digests of messages to identify spams.
   http://pyzor.sourceforge.net/

» RMX - SMTP anti-forgery protocol
   Filtering protocol verifying the sender address through authorization records made available in DNS to prevent address forgery.
   http://www.danisch.de/work/security/antispam.html

» Razorspam
   Hosted spam blocking service. No software to install, free trial available.
   http://www.razorspam.com

» Realmailonly
   Email Spam filtering service for businesses. Mailboxes available.
   http://www.realmailonly.com

» Red Condor
   Stops spam before it reaches your network. Managed spam filtering service blocks spam, viruses, spyware, and phishing schemes. A 30 day free trial is offered.
   http://www.redcondor.com

» Remote Anti Spam
   A hosted anti spam filtering service providing simple, anti spam, phishing and virus protection.
   http://www.remoteantispam.com

» SODA3
   Mobile email filtering service for POP3. Filters your view of your mailbox so you only see email from important senders on your mobile device.
   http://www.soda3.com

» Safentrix
   Offers a free (ad supported) and enterprise email security solutions, to blocks spam, virus and malware.
   http://www.safentrix.com/

» Securence
   Managed spam service offering anti-spam and anti-virus filtering technologies.
   http://www.securence.com

» Sender Policy Framework (SPF)
   Framework for publishing information through DNS describing a list of ip addresses allowed to send emails from a specific domain.
   http://www.openspf.org/

» Sophos PureMessage
   Email management solution that provides full control over security and usage of corporate email systems.
   http://www.sophos.com/products/pm/?_x=3

» Spam Arrest, LLC
   POP3 service that blocks spam using sender verification methods.
   http://spamarrest.com

» Spam Cop
   Spam reporting service.
   http://spamcop.net/

» Spam Filtering for Mail Exchangers
   Document offers detailed discussion on how to filter junk mail in incoming SMTP transactions.
   http://tldp.org/HOWTO/html_single/Spam-Filtering-for-MX/

» Spam Manager Professional
   Spam Manager Professional is a windows based gateway filter for SMTP email servers. This filter uses DNSBL Servers to reject junk or spam mail coming from blacklisted servers.
   http://www.eontech.com/spammgr

» Spam Safe Mail
   Network email scanning and filtering service that removes junk emails at the network level before they are delivered to your mailbox.
   http://www.spamsafemail.com/

» Spam Soap
   Managed spam service featuring message store/forward, message archiving, and administration at both end user and domain levels.
   http://www.spamsoap.com/

» SpamButcher
   Fuzzy-logic software based anti-spam filter for Windows systems.
   http://www.spambutcher.com

» SpamCerbere
   Offers spam protection that doesn't require any installation. Based on a challenge-response system. Free service.
   http://www.spamcerbere.com/

» SpamDrain
   Swedish company filters individual POP3 and IMAP accounts as well as entire domains. No software installations required. Offers a 30-day trial.
   http://www.spamdrain.net

» SpamFilter for ISP
   Proxy software for incoming mail.
   http://www.logsat.com/spamfilter/

» SpamStopsHere
   An email filtering service for businesses or individual domains. 30 day trial offered.
   http://www.spamstopshere.com/

» SpamTrap
   Fully-managed antispam solution and antivirus service.
   http://www.spamtrap.us/

» Spamela
   Protects your e-mail system and network from spam and other malicious communications.
   http://www.spamela.com

» Styopkin Antispam Scanner
   Removes unwanted email messages from your email server.
   http://www.styopkin.com/antispam_scanner.html

» The Email Laundry
   Spam filtering service to block spam and viruses by domain.
   http://www.theemaillaundry.com

» The Spam Eater
   Checks your existing POP3 email account every ten minutes and filters spam and viruses. A 30 day free trial is offered.
   http://spameater.com/

» Vipul's Razor
   Collaborative spam filtering network allowing users to report and filter out matching spam.
   http://razor.sourceforge.net/

» xQmail
   Dutch company offering managed hosted or dedicated virus and spam filtering, works through mx redirection. Free 30-day trial is offered.
   http://xqmail.eu/