SPAMfighter SMTP Anti Spam Server   
http://www.spamfighter.com

SPAMfighter SMTP Anti Spam Server, is the easy-to-use anti-spam solution for Microsoft Windows Servers. SPAMfighter SMTP Anti Spam Server is powered by the SPAMfighter Server, which is updated by the SPAMfighter community of more than 1.2 million users across the globe. SPAMfighter SMTP Anti Spam Server delivers instant spam protection with no configuration or maintenance what so ever. As email arrives and the SMTP Server routes it to its addressees, SPAMfighter constructs a unique signature for each message and sends it to the SPAMfighter Server for evaluation. If the SPAMfighter Server determines that a message is spam, it filters the mail before it is moved to the user's spam folder.

Elgr anti-spam   
http://7tec.com

The award winning Elgr sits between the e-mail reader and the internet, checking e-mail as it is received. Spam is automatically moved to the deleted items folder. Elgr uses several powerful methods to trap spam: 1) Detects attempts to fool anti-spam programs. 2) Checks all links in the mail with an on-line database of blacklisted domains. 3) Checks all IP-addresses with an on-line database of blacklisted e-mail servers. 4) Those who don't communicate in English can delete all English mail! Elgr is free, effective and very easy to use. Because spam is a moving target which requires program changes, an automatic update mechanism is included. Works with Outlook Express and Outlook.

AD Sender   
http://www.NetGuarder.com

AD Sender - the fastest and safest ad broadcasting system in the World, easily broadcasting 3,006,477,107 messages in 6 hours. Now you can blast your global ads to Hundreds of Millions of PC users quickly, easily and safely. Use our Spam Free revolutionary AD Sender IP Based Messaging System. It will send your messages directly to the computer screen of the people you wanted to see your advertisement instantly! Besides, AD Sender is able to penetrate most of Internet firewalls and hide your trace. AD Sender, a well developed and optimized software, which you have been waiting for. Forget Email and Spam lists, GET BLASTING! We use our Patent-Pending technology that delivers direct-broadcasting throughput and performance unmatched by any product on the market. In Storm mode, AD Sender can send up to 3,006,477,107 messages in 6 Hours on a broadband connection. We are so confident with our technology that we will double your money back if you can find a product that even comes close to our performance. Benefit:* 70% of all Internet IP addresses are able to receive your messages with this software. That means 256×256×256×256×70% = 3,006,477,107 desktops will receive your ads instantly.* Delivery is QUICK - depending on the bandwidth of your Internet connection, easily broadcast 3,006,477,107 messages in 6 Hours. Hit the Start Button and walk away!* AD Sender uses built-in Microsoft technology to deliver your messages directly to desktops running windows 2000 / XP or NT 4.0 without the need of a web browser.* AD Sender can be used to communicate with customers or potential customers in real time. Email may take days or weeks to be delivered and received.* AD Sender comes built in with a large database of built-in IP ranges that you may send your communication to Hundreds of Millions of users, without ANY email address. * Your messages are completely Anonymous and virtually Untraceable. For more info, please visit http://www.netguarder.com/en/adsender.htm

Matador Spam Fighter   
http://blogs.clearscreen.com

Matador Spam Fighter avoids all unsolicited emails from collapsing your inbox. A great improved bayesian filter analyzes each email content and determines it spam probability against the knowledge base acquired by automatically learning from your existing emails. Matador Spam Fighter is completely adaptative to you incoming mail and will automatically learn from it to become the most accurate spam filter for your inbox. No special actions are required during installation, just double-click and go!! Its sophisticated engine will check every incoming email through different filters and technologies that include Bayesian Filtering, Realtime DNS Black List, Content Checks, Realtime DNS White List, Bonded Sender Programs and Contacts Whitelists. Give it a check. It's totally free of charge.

Comodo Antispam Desktop 2005   
http://www.comodogroup.com

Comodo AntiSpam Desktop 2005 is an intuitive, easy-to-use, client-based software product that eliminates spam forever from the computer's email system. No license fees - No charges - No more Junk Mail!! Just register and install to start enjoying a 100% clean inbox. Highlights of Comodo AntiSpam Desktop 2005: - Total Spam Elimination - never wade through mountains of junk mail again - No hassle set-up - install in seconds for instant spam free email - Maximum Protection - Minimum Drain - kills spam without hogging system resources - Supports all major clients - Outlook, Eudora, Netscape and other Pop3/SMTP - Seamless integration - take the fight to the spammers with automatic spam reporting - You're protected - stay protected!!! - live updates ensure you are never at risk