Windows

Eudora Light 2
Eudora Light/lake 3
Eudora Pro 4
Eudora Offline
Internet Mail
Netscape 2 & 3
Netscape 4.0
Netscape 4.x
Outlook Express
Outlook 97
Outlook 2000
Vista

Apple Mac

Eudora
Netscape 3
Netscape 4
Pegasus