Services

Authy

community

Two-factor authentication app by Twilio — TOTP codes, cloud backup, and multi-device sync

Duo Security

community

Multi-factor authentication by Cisco — MFA, SSO, device trust, and adaptive access

Tuta (Tutanota)

community

Encrypted email and calendar — end-to-end encrypted, open source, GDPR-compliant

Visual Crossing Weather

community

Weather data API — forecast, historical, and statistical weather data worldwide

HiNative

community

Language Q&A platform — ask native speakers about languages, dialects, and culture

Guggenheim

community

Modern art museum — collection, exhibitions, and programs across NYC, Bilbao, Venice

MoMA

community

Museum of Modern Art — modern and contemporary art collection, exhibitions, and programs

The Metropolitan Museum of Art

community

World-class art museum in NYC — 5,000 years of art, 470,000+ open-access artworks via API

Europeana

community

European digital heritage — 50M+ items from museums, libraries, and archives across Europe

Windy

community

Weather visualization platform — wind, waves, rain, temperature, and air quality maps with forecasts

Smithsonian

community

World largest museum complex — 21 museums, National Zoo, and open access digital collections

Louvre Museum

community

World largest art museum — 380,000 objects including Mona Lisa, Venus de Milo, and Winged Victory