Mark Johnson
Passionate web designer and art lover.
Helsinki traffic accident map
2nd March 2026Helsinki,Tech,Review,AIgenai,vibe coding,open data
Interactive Helsinki traffic accident hotspots map (2000–2024), built from open city data. Explore accident concentration by year and road-user category, inspect top locations, and view trends through a zoomable,…
Helsinki – Live Public Traffic
15th March 2026Helsinki,urban,Tech,ReviewAI,open data,HSL,Digitransit
A live map tracking Helsinki metro, trams and ferries in real time, built on HSL's open Digitransit / HFP v2 MQTT feed. — Reaaliaikainen kartta Helsingin metron, raitiovaunujen ja lauttojen sijainneista HSL:n avoimella…