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# About
Grafana is a frontend for [Graphite](http://graphite.readthedocs.org/en/latest/), [InfluxDB](http://influxdb.org)
and [OpenTSDB](http://opentsdb.net) with powerfull visualization features for time series data.
You will need either a Graphite, InfluxDB or OpenTSDB server for Grafana to be of any use.
## Why Grafana?
because its the best.
## Release notes
Grafana is a general purpose dashboard and graph composer. Its focused on providing
rich ways to visualize time series metrics, mainly though graphs. It currently
has rich support for for [Graphite](http://graphite.readthedocs.org/en/latest/), [InfluxDB](http://influxdb.org)
and [OpenTSDB](http://opentsdb.net). But supports other data sources via plugins.
## License
Grafana is licensed under Apache 2.0. See [LICENSE](https://github.com/grafana/grafana/blob/master/LICENSE.mdhttps://github.com/grafana/grafana/blob/master/LICENSE.md)