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.

HoDoKu - HoDoKu is a sudoku helper written in Java and available in English and German.

AppZero - AppZero is a monitoring and migration tool that allows users to keep track of different applications and servers in both simple and complex IT environments.

Yasminoku - Sudoku game and solver totally written in DHTML.

RedGate SQL Monitor - SQL Monitor helps you and your team find issues – before they become problems

Simple Sudoku - Freeware Sudoku Puzzle Maker and Solver