Grafana - Data visualization & Monitoring with support for Graphite, InfluxDB, Prometheus, Elasticsearch and many more databases
amCharts - Advanced javascript charting library that will suit any data visualization need
Mozaik - Mozaïk is a tool based on nodejs / react / d3 / stylus to easily craft beautiful dashboards.
Active Artist - Cross Platform, Geolocated Analytics for Booking Agents
Dashing.io - The exceptionally handsome dashboard framework
Quickmetrics - Here you'll find some handy helpers to send events to Quickmetrics. - Quickmetrics