The Virtual Access Foundation's Virtual Access Open Source (VAOS) is a well-established win32 mail news and collaborative conferencing tool. Modified BSD license. Please go to our homepage http://www.virtual-access.org for more information and support.7 weekly downloads
Zoe is a web based e-mail client with a built in SMTP server and Google-like search functionality that lives on your desktop. Zoe is written in java and uses Lucene technology to provided instant searching and threading of your e-mails.