Site24x7 - Site24x7 offers both free & paid website monitoring services. Monitor websites remotely and receive instant email/sms alerts if your website becomes unavailable. View uptime & performance graphs of your website monitors.

Sqitch - Sqitch is a standalone database change management application without opinions about your database engine, development environment, or application framework.

Dynatrace - Cloud-based quality testing, performance monitoring and analytics for mobile apps and websites. Get started with Keynote today!

Liquibase - Database schema change management and release automation solution.

Catchpoint - Catch issues before they impact your business

Flyway - Flyway is a database migration tool.