Remove link to unmaintained "mgo" MongoDB driver and add a link to the Percona MongoDB Exporter project.
diff --git a/Projects.md b/Projects.md
index 3efffa9..724dd5d 100644
--- a/Projects.md
+++ b/Projects.md
@@ -523,8 +523,8 @@
 
 ### MongoDB
 
-  * [mgo](http://labix.org/mgo) - Rich MongoDB driver for Go
   * [Mongo Driver](https://github.com/mongodb/mongo-go-driver) - Official MongoDB Go driver
+  * [MongoDB Exporter](https://github.com/percona/mongodb_exporter) - A Prometheus metrics exporter for MongoDB
   * [rocks-stata](https://github.com/facebookgo/rocks-strata) - MongoDB Backup Utility
 
 ### MySQL