Use cases and tutorials for maps in Grafana: live data, alerts, trajectories and digital twins, each with a dashboard you can open.https://ubica.dev/blog/https://ubica.dev/blog/helsinki-trams-mqtt/https://ubica.dev/blog/helsinki-trams-mqtt/A step-by-step tutorial. Subscribe Grafana to Helsinki's public transport broker, turn each MQTT message into a row, and watch every tram move on a Kepler Plus map as its reports arrive, with no refresh.Fri, 13 Nov 2026 00:00:00 GMTtutorialmqttliveplushttps://ubica.dev/blog/baltic-cable-watch/https://ubica.dev/blog/baltic-cable-watch/Every ship Finland's AIS network hears, 45 cables and pipelines with a fence around each, and a Grafana alert for every cargo ship or tanker that stops over one, drawn on the ship.Thu, 12 Nov 2026 00:00:00 GMTalertsmaritimeplus