Snarl - Snarl is a notification system for Windows.
ServerSuit - ServerSuit is a browser based program that enables remote Linux administration, monitoring, website hosting, and server setup automation.
Growl for Windows - Growl for Windows is a Windows-compatible version of https://alternativeto.
RedGate SQL Monitor - SQL Monitor helps you and your team find issues – before they become problems
Notify OSD - Canonicals on-screen-display notification agent, implementing the freedesktop.
Netumo - Ensure healthy website performance, uptime, and free from vulnerabilities. Automatic checks for SSL Certificates, domains and monitor issues with your websites all from one console and get instant notifications on any issues.