An interesting open source email server
Free and Streamlined Email Software for Personal Computers
Open Source Marketing Automation, Email & Social Media Marketing
Free and Open-Source Email Software for Smartphones
Opens damaged PST files of any version that can be used in MS Outlook email
Open Outlook .msg and .eml email files with ease. Simple to use. Just click on an email file and it opens. Access files.
Take your favorite RSS feeds anywhere with you
AttachmentMailer lets you email any PDF, DOC, DOCX, ZIP (and many more!) file that you can open on the iPhone!