Cities don’t
stand still.

Weather shifts. Bikes move. The air changes. One living atlas brings the signals together, with the source behind every observation.

Explore the city How the data works

Live sourcesPublic data. Transparent by design.

CITY SIGNAL / 01

Paris

1,519 stations. One connected city.

DRAG TO PAN / SELECT A STATION

01 / THE LIVING CITY

01WEATHER

15.7°C

Open-Meteo · model conditions

02ENVIRONMENT

16.5µg/m³

PM2.5 · CAMS modeled air

03MOBILITY

19,833bikes

Available in the stored GBFS snapshot

SWIPE THROUGH THE SIGNALS

UP / 01

One city.
Many signals.

Follow the data

02 / EXPLORE THE ATLAS

Move from signal
to street.

Move from the big picture to the exact station, hour, source, or quality check behind it. Every view is another way to read the city.

01 / SPATIAL VIEW

See the city, not just the numbers.

Find availability where it matters. Follow stations and environmental readings across the map.

Open the map

02 / CITY REPLAY

Go back. Watch it change.

Step through retained snapshots. The map and its signals move together through real observations.

Enter City Replay

03 / THE RECEIPTS

Know what you’re looking at.

Inspect freshness, quality, and the transformations behind the picture.

See the evidence

03 / BENEATH THE SURFACE

A city is complex.
Clarity is engineered.

Incompatible feeds become a common language through ingestion, validation, modeling, and APIs. The entire journey stays visible.

Explore the engineering story

Cities don’t stand still.

One city. Many signals.

Move from signal to street.