Listmonk
Description: Listmonk is an open-source newsletter and mailing list manager. It allows you to easily create, send, and manage email newsletters and mailing lists. Key features include subscriber management, email templates, A/B testing, analytics, and integration with services like Mailchimp.
Type: software
Pricing: Open Source
Zabbix
Description: Zabbix is an open source network and application monitoring software. It helps monitor servers, networks, cloud resources, and services by collecting metrics via agents, APIs, or SNMP. It offers real-time graphs, alerts, reporting, and automated actions.
Type: software
Pricing: Free