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.
Apache Thrift - An interface definition language and communication protocol for creating cross-language services.
Prometheus - An open-source systems monitoring and alerting toolkit.
Docker Hub - Docker Hub is a cloud-based registry service
Nagios - Complete monitoring and alerting for servers, switches, applications, and services
gRPC - Application and Data, Languages & Frameworks, Remote Procedure Call (RPC), and Service Discovery