Datadog - See metrics from all of your apps, tools & services in one place with Datadog's cloud monitoring as a service solution. Try it for free.
Upstash - Upstash provides Serverless Redis and Kafka as a service.
AppDynamics - Get real-time insight from your apps using Application Performance Management—how they’re being used, how they’re performing, where they need help.
restdb.io - restdb.io lets you create databases and REST APIs quickly. Development databases are free. Powerful web-based and mobile-friendly data management.
Zabbix - Track, record, alert and visualize performance and availability of IT resources
PlanetScale - The last database you'll ever need. Go from idea to IPO.