ServerSuit - ServerSuit is a browser based program that enables remote Linux administration, monitoring, website hosting, and server setup automation.
Siberian CMS - Siberian is an Open-Source and Free App Maker. Unlimited Push Notifications. Unlimited features. Fully Customizable. Download it and build your own app now!
RedGate SQL Monitor - SQL Monitor helps you and your team find issues – before they become problems
GoodBarber - GoodBarber is a mobile app creation platform.
Nagios - Complete monitoring and alerting for servers, switches, applications, and services
Bizness Apps - Create your own app or become a reseller and build apps for others