• 

  K9 22 Sep 15

• 

  Spamfighter 9 Dec 14

• 

  Visendo Mail Checker Server 2006 23 Sep 15

• 

  AntispamSniper for The Bat 4 May 20

• 

  Official Spam Filter for Outlook Express 24 Sep 15

• 

  TZ Anti Spam Filter 28 Oct 15

• 

  Casper Spam Hunter 29 Oct 15

• 

  Policy Patrol Spam Filter for Exchange 64-bit 25 Jan 15