tinyCampaign is a simple and lightweight newsletter system.
tinyCampaign is a simple and lightweight newsletter system built on a nice Bootstrap and the Liten framework. You can send out simple and beautiful HTML emails with ease.
Must have shell access to install and update. Full installation instructions can be found here: https://tinyc.7mediaws.org/knowledge-base/installation/
ADbNewsSender is an easy to install and use php based newsletter script. You can use it to manage multiple newsletters. It is using double opt in and supports MySQL/MariaDB and PostgreSQL. You can also present a web archive to your website's visitor.
Please note that the development has been discontinued. You can still download the software, but you won't receive any support or updates.
LetterIt is a Web-based mailing list manager that is simple to install and available in several languages. It can send messages to a mailing list via PHP Mail, sendmail, qmail, SMTP or pickup mode (only Windows) in HTML/Text or text format with attachment