Add prometheus
diff --git a/Projects.md b/Projects.md
index f34d651..79cbfe3 100644
--- a/Projects.md
+++ b/Projects.md
@@ -857,6 +857,7 @@
* [log4go](http://log4go.googlecode.com/) - Go logging package akin to log4j
* [logrus](https://github.com/Sirupsen/logrus) - Structured, pluggable logging for Go with built-in hooks for third-party loggers: Airbrake, Papertrail, Loggly, Sentry...
* [MailJet Live Event Dashboard](https://github.com/arnaudbreton/mailjet-live-event-dashboard) - API monitoring in real time.
+ * [Prometheus](https://github.com/prometheus/prometheus) - Monitoring system and time-series database.
* [rfw](https://github.com/mipearson/rfw) - Rotating file writer - a 'logrotate'-aware file output for use with loggers
* [sd](https://github.com/aletheia7/sd) - Writes to the systemd journal, supports user defined systemd journal fields
* [seelog](https://github.com/cihub/seelog) - Flexible dispatching, filtering, and formatting
