Setting Up Email Clients to Work with Slashmail.org Slashmail supports the use of third party email clients.  Click below to view the step-by-step instructions to set up your email client. Microsoft Outlook 2003 PDF Version Microsoft Outlook Express (v6) PDF Version Mozilla Thunderbird 1.5.2 PDF Version FAQ |  PRIVACY |  LEGAL TERMS |  PROGRAM POLICIES Copyright Slashmail 2004-2020. All rights reserved.