Clapf
- http://clapf.acts.hu/
- An open source email content filter application. Clapf is a modular statistical antispam application with an interface to popular antivirus programs.
Dicontas
- http://www.dicontas.co.uk/
- UK based provider of email filtering, email monitoring and centralized administration services for business users.
Email Solutions
- http://www.e-mailsolutions.net
- UK firm specializing in hosted spam and virus protection through MX redirection. Subscription based. A 30 day free trial is offered.
Email Systems
- http://www.emailsystems.com/
- Fully managed service which filters viruses, worms and malicious macros and spam. Firm with offices in UK, France and Sweden.
FakeMX
- http://www.fakemx.org/
- Providing a service to temporarily reject mail directed at low priority servers.
MIMEShield
- http://www.gessworks.com/WebSite.nsf/page/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.
MX Force
- http://www.mxforce.com
- Enables VARs, OEMs, and ISPs to provide world-class managed email security services.
MX Lab
- http://www.mxlab.be
- A Belgium based company that blocks virus threats and unwanted emails through MX redirection. Also provides archiving and backup services.
MailShield
- http://www.mailshield.com.au
- Australian company offers a managed service with protection from viruses, spam, malware, phishing and unwanted content.
NuXo Technologies
- http://www.nuxo.com
- Provides redundant managed email filtering services: protection against spam, virus and failure without changes to the existing installation.
Red Condor
- http://www.redcondor.com
- 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.
SODA3
- http://www.soda3.com
- Mobile email filtering service for POP3. Filters your view of your mailbox so you only see email from important senders on your mobile device.
Spam Manager Professional
- http://www.eontech.com/spammgr
- 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.
Spam Safe Mail
- http://www.spamsafemail.com/
- Network email scanning and filtering service that removes junk emails at the network level before they are delivered to your mailbox.
Spam Soap
- http://www.spamsoap.com/
- Managed spam service featuring message store/forward, message archiving, and administration at both end user and domain levels.
SpamCerbere
- http://www.spamcerbere.com/
- Offers spam protection that doesn't require any installation. Based on a challenge-response system. Free service.
SpamDrain
- http://www.spamdrain.net
- Swedish company filters individual POP3 and IMAP accounts as well as entire domains. No software installations required. Offers a 30-day trial.
SpamFiend
- http://www.spamfiend.com/
- Managed spam and virus filtering service utilizing MX redirection to filter your domain. Allows policy-based attachment blocking.
The Spam Eater
- http://spameater.com/
- Checks your existing POP3 email account every ten minutes and filters spam and viruses. A 30 day free trial is offered.