Cloudlytics - Analyze Your Amazon S3 & CloudFront Logs.
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.
Qloudstat - Analytics & monitoring for access logs in Amazon S3, Amazon CloudFront, Google Cloud Storage and Rackspace CloudFiles (Akamai CDN)
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.
Checkmk - Checkmk - the software for effective IT monitoring
RedGate SQL Monitor - SQL Monitor helps you and your team find issues – before they become problems