Description: Mailman is an open source mailing list management system. It helps manage email discussion and announcement lists, allowing users to subscribe and unsubscribe, and helping admins moderate and post to the lists.
Type: software
Pricing: Free
Description: PHP Server Monitor is an open source software that allows administrators to monitor the status of web servers, databases, and other services. It tracks uptime, response time, CPU and memory usage. It comes with email and SMS notifications to alert when issues arise.
Type: software
Pricing: Open Source