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.

sup3rS3cretMes5age - A safe, simple tool for one-time (self-destructing) messages

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.

BURN.link - Send secure, encrypted, self-destructing messages

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

Boop - A scriptable scratchpad for developers. Free & open source!