The useful web, minus the obvious.

Zoom Earth

Live satellite imagery of the entire planet, updated in near real time.

Submarine Cable Map

The actual undersea cables carrying the entire internet.

Window Swap

Look out a stranger's window, anywhere on Earth, for a minute.

Every Wikipedia edit happening right now, turned into a sound.

ADS-B Exchange

Unfiltered flight tracking — shows planes even the airlines try to hide.

Radio Garden

Spin a globe, land on a city, hear whatever it's broadcasting live.

Lightning Maps

Watch lightning strikes hit the Earth as they happen.

USGS Earthquakes

A live feed of every earthquake detected on the planet.

Global Forest Watch

Watch the world's forests shrink and regrow, from space.

Internet Live Stats

How many emails, tweets and searches are happening right now.

Virtual Vacation

Walk through real cities via other people's uploaded footage.

MapCrunch

Teleport to a random spot on Street View — pure chance.

Atlas Obscura

A catalog of the world's strangest, most overlooked places.

Radiooooo

Pick a country and a decade — hear music from exactly there and then.

Drag countries around a map to see how badly it's been lying to you.

Stellarium Web

A real, navigable planetarium running in your browser.

NASA Eyes

Fly through the solar system in 3D, with real spacecraft positions.

One new astronomy photo a day, explained, running since 1995.

NASA Image and Video Library

NASA's entire public archive of photos and footage, searchable.

Search historical maps of anywhere, sorted by year.

David Rumsey Map Collection

150,000+ historical maps, free to browse and zoom.

The Public Domain Review

Strange, forgotten and beautiful works rescued from the public domain.

Europeana

Europe's cultural heritage — art, books, film — digitized and searchable.

Open Library

A real lending catalog covering nearly any book ever published, not just public domain.

Rijksmuseum

Download museum-grade art in full resolution, completely free.

WikiArt

250,000 artworks organized like a visual encyclopedia.

The Met Open Access

The Metropolitan Museum's collection, free to view, use and remix.

The Pudding

Journalism told almost entirely through interactive data and visuals.

Information is Beautiful

Dense, complicated topics turned into visuals that actually explain them.

Our World in Data

Rigorous, sourced charts on the world's biggest problems.

Gapminder

Correcting the things most people get wrong about the state of the world.

Musicmap

A family tree showing how every music genre connects to every other.

Observable

Live, interactive data notebooks built in the open by other people.

Neal.fun

A growing collection of small, weird, surprisingly thoughtful web toys.

Scale of the Universe

Zoom from the smallest known particle to the edge of the observable universe.

The Feynman Lectures

Richard Feynman's legendary physics lectures, transcribed and free.

OEIS

Type in a sequence of numbers and it tells you what it means.

arXiv

Millions of scientific papers, free, often before the journals ever see them.

Open Culture

Free university courses, audiobooks and films, aggregated in one place.

Have I Been Pwned

Check if your email or password was exposed in a known data breach.

CloudConvert

Converts between 200+ file formats, including ones you've never heard of.

TinyPNG

Compresses images hard without any visible quality loss.

Regex101

Build and debug a regex with a live, plain-English explanation.

JSON Crack

Turns raw JSON into an interactive graph you can actually read.

DevDocs

Dozens of languages' documentation, merged into one instant search.

roadmap.sh

Community-built learning paths for every dev discipline.

Haikei

Generates one-of-a-kind SVG blobs, waves and backgrounds.

Carbon

Turns a code snippet into a genuinely beautiful shareable image.

Excalidraw

A whiteboard where everything you draw looks hand-sketched.

Coolors

Generates, locks and exports color palettes faster than you'd guess.