What is ridealong?
ridealong lets you hop on a real London Underground train as it moves. It reconstructs the live positions of Tube trains from Transport for London's open data and lets you board one and ride along through a 3D model of London.
It is a calm way to watch the city's trains move in real time, and was a popular Show HN in 2026 as "Follow London trains in 3D".
Main Features
- Board a live London Tube train
- Real-time positions from TfL open data
- A 3D model of London
- Runs in the browser
How to Get Started with ridealong
- Open ride.nexttrain.london.
- Wait for live London to load.
- Pick a train to board.
- Ride along through the 3D city.
ridealong Pricing
ridealong is free in your browser, with no account needed.
Who Should Use It?
- London and train fans
- People who miss the Tube
- Data and map lovers
ridealong Alternatives
- Yamanote.funthe sounds of Tokyo's Yamanote Line
- Internet Roadtripa shared road trip on Street View
- Submarine Cable Mapthe cables under the sea
Frequently Asked Questions
Is ridealong free?
Yes. It is free in your browser.
Are the trains on ridealong real?
Yes. Their positions are reconstructed in real time from TfL open data.
Which city does ridealong cover?
London, with its Tube trains.