If you’re looking to integrate with something not provided by the main Metrics libraries, check out the many third-party libraries which extend Metrics:
metrics-librato provides a reporter for Librato Metrics, a scalable metric collection, aggregation, monitoring, and alerting service.
metrics-spring provides integration with Spring
sematext-metrics-reporter provides a reporter for SPM.
wicket-metrics provides easy integration for your Wicket application.
metrics-guice provides integration with Guice.
metrics-guice-servlet provides Guice Servlet integration with AdminServlet.
metrics-scala provides an API optimized for Scala.
metrics-clojure provides an API optimized for Clojure.
metrics-cassandra provides a reporter for Apache Cassandra.
MetricCatcher Turns JSON over UDP into Metrics so that non-jvm languages can know what’s going on too.
metrics-reporter-config DropWizard-eqsue YAML configuration of reporters.
metrics-elasticsearch-reporter provides a reporter for elasticsearch
metrics-statsd provides a Metrics 2.x and 3.x reporter for StatsD
metrics-datadog provides a reporter to send data to Datadog
metrics-new-relic provides a reporter which sends data to New Relic.
metrics-influxdb provides a reporter which announces measurements to InfluxDB
metrics-cdi provides integration with CDI environments
metrics-aspectj provides integration with AspectJ
camel-metrics provides component for your Apache Camel route
metrics-munin-reporter provides a reporter for Munin
jersey2-metrics provides integration with Jersey 2.
jersey-metrics-filter provides integration with Jersey 1.
hdrhistogram-metrics-reservoir provides a Reservoir backed by HdrHistogram.
metrics-circonus provides a registry and reporter for sending metrics (including full histograms) to Circonus.