A free, simple, and beautiful open source newsletter solution aimed at small-medium scale. Very easy installation. Just upload and its working. No database needed.
Version 2.5.1 released. Fixes http://secunia.com/product/12983/
■ free and open-source
■ written in php
■ requires no database
■ small, simple, and beautiful
■ you can add/delete subscribers
■ you can rename db file for security
■ you can send text/html newsletter
■ users can subscribe/unsubscribe
■ image path fixed
■ link path fixed
■ send mails using SMTP server!