Ideas Grab - A list of +3400 ideas that you can get for your projects.
ServerSuit - ServerSuit is a browser based program that enables remote Linux administration, monitoring, website hosting, and server setup automation.
The 25 Days of Ideas - Free resources for coming up with startup ideas
RedGate SQL Monitor - SQL Monitor helps you and your team find issues – before they become problems
Validated ideas - List of 5,000 poorly executed but popular apps
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.