A REALTIME PORTRAIT OF A CITY

Warsaw never
sleeps.

Realtime stories generated from the pulse of the city.

TRANSPORT · AIR QUALITY · DISTRICT ACTIVITY · URBAN RHYTHMS
Open city data, transformed into a living experience.

ŻOLIBORZWOLAŚRÓDMIEŚCIEPRAGA PÓŁNOCPRAGA POŁUDNIEOCHOTAMOKOTÓWWILANÓWN52.2297° N / 21.0122° E
LIVE TRAMS
287
ACTIVE / NETWORK
AIR QUALITY
42
AQI · PM2.5
GOOD · 24h trend
MOST ACTIVE
Śródmieście
14,802 SIGNALS · MIN
WEATHER
CLEAR · WIND 4 m/s
DEW POINT −1°
NIGHT TRAFFIC
LOW
−38% vs 18:00
UPTIME · 184d 06hSIGNAL · STRONGSOURCES · 6 / 6STREAM · OPEN
SCROLL
/ 01 · Live transit

The city,
in motion.

Every tram, bus, and metro car streamed in realtime from the open WTP feed — rendered as light traces against the city’s geometry. Watch Warsaw breathe in eight-hertz updates.

LIVE / WTP APIVEHICLES TRACKED · 1,408UPDATE · 8 Hz▲ ACTIVE
Tram 22
EAST · WOLA → SASKA
Inbound, 6 min behind schedule.
Bus 175
AIRPORT EXPRESS
Approaching capacity, 4 stops to centre.
Tram 9
RING NORTH
Light load — typical Tuesday evening.
Metro M2
RONDO DASZYŃSKIEGO
Increased frequency, 90 sec headway.
Tram 4
PRAGA → MOKOTÓW
On time, average dwell 22s.
/ 02 · District DNA

Every district,
a personality.

Open data folded into descriptions of place. Demographics, transit, noise, light, green cover — distilled into a single fingerprint per district. Living portraits of the city’s neighborhoods.

Mokotów
Restless · 247k souls
The white-collar pulse — glass towers stretch into the southern haze, joggers at dawn, late espressos on Puławska.
BUSINESS DENSITY
94
GREEN INDEX
0.42
Praga
Raw · 178k souls
Brick courtyards and unfiltered light. Studios, vodka bars, kids on bikes. The city's loudest heartbeat after midnight.
NIGHT SIGNAL
HIGH
ARTISTS / KM²
118
Żoliborz
Composed · 51k souls
Modernist garden city — wide boulevards, balconies of philodendrons, the quiet hum of intellectual decades.
NOISE FLOOR
LOW
AVG. AGE
44
Wilanów
Gilded · 39k souls
Baroque palace at one end, glass-walled apartments at the other. Marathons through manicured parks.
AIR QUALITY
A+
NEW BUILDS
+12%
Śródmieście
Vertical · 116k souls
The everything-at-once district — embassies, neon, Palace of Culture, currents of every other district passing through.
VISITORS / DAY
412k
DENSITY
8,164
/ 03 · Sources

Built from
open city data.

Six public feeds, one continuous stream. Each is queried, normalized, and woven into the same temporal canvas — a single living portrait of Warsaw, updated every few seconds.

TRANSPORTWTP · GTFS-RTAIR QUALITYGIOŚ · SENSORSWEATHERIMGW · OPEN-METEOINFRASTRUCTUREUM W-WA · OSMURBAN ACTIVITYPOI · MOBILE FEEDEVENTSCULTURE.PL · APISPULSEENGINEDATA INGEST▲ 6 / 6 FEEDS NOMINALRENDER42 ms latency~ 1.8 M EVENTS / DAY · BATCH-FREE PIPELINE
03:14 · NOC / WARSZAWA

Warsaw,
at 3AM.

Between the last tram and the first delivery cycle, the city holds its breath. Pulse keeps watching — counting taxis on Marszałkowska, listening to the silence over Mokotów, charting the soft glow of the all-night kiosks.

Vehicles in motion1,408 → 84
Noise floor32 dB
Open venues17
Streetlight load61%
03:14:22 CETPULSE — QUIET