Add VictoriaMetrics to Metrics & Metric Collection (#720)

README.md

@@ -460,6 +460,9 @@ _Related: [Databases](#databases), [Monitoring](#monitoring)_
 - [Statsd](https://github.com/etsy/statsd/) - Daemon that listens for statistics like counters and timers, sent over UDP or TCP, and sends aggregates to one or more pluggable backend services. `MIT` `Nodejs`
 - [tcollector](http://opentsdb.net/docs/build/html/user_guide/utilities/tcollector.html) - Gathers data from local collectors and pushes the data to OpenTSDB. ([Source Code](https://github.com/OpenTSDB/tcollector/)) `LGPL-3.0/GPL-3.0` `Python`
 - [Telegraf](https://github.com/influxdata/telegraf) - Plugin-driven server agent for collecting, processing, aggregating, and writing metrics. `MIT` `Go`
+- [VictoriaMetrics](https://victoriametrics.com/) - Fast, cost-effective time series database and monitoring solution; drop-in replacement for Prometheus with PromQL/MetricsQL support. ([Source Code](https://github.com/VictoriaMetrics/VictoriaMetrics)) `Apache-2.0` `Go`
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 ### Miscellaneous