More information


What is this?

This map shows all trains (yellow dots) on the London Underground network in approximately real time. Schematic version, or Skyfall version

I have similar things for the London buses and National Rail, and an awesome bookmarkable train times journey planner. Donate


How does it work?

2nd prize App in the Open Data Challenge

Live departure data is fetched from the TfL API (Powered by TfL Open Data), and then it does a bit of maths and magic. Some H&C and Circle stations are missing in the TfL feed.

Who did this?

Matthew Somerville (with helpful hinderances from Frances Berriman and James Aylett). Station icon by Tim Diggins.