Grafana - Data visualization & Monitoring with support for Graphite, InfluxDB, Prometheus, Elasticsearch and many more databases
Amazon Kinesis - Amazon Kinesis services make it easy to work with real-time streaming data in the AWS cloud.
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.
PieSync - Seamless two-way sync between your CRM, marketing apps and Google in no time
Prometheus - An open-source systems monitoring and alerting toolkit.
Confluent - Confluent offers a real-time data platform built around Apache Kafka.