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Real-world system architectures of the world's most scaled companies. Interactive visualizers that make abstract concepts concrete.

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Freeintermediate

Netflix Architecture

How Netflix serves 270M+ users — clients, CDN, microservices, Kafka and more.

Open visualizer — free
Prointermediate

Discord Architecture

WebSockets, fanout, Cassandra and Kafka powering real-time chat at scale.

Open visualizer — Pro
Prointermediate

UPI Architecture 🇮🇳

How NPCI, PSPs and banks move ₹23 lakh crore/month in real time across India.

Open visualizer — Pro
Prointermediate

Snapchat Architecture

Ephemeral media, AR Lenses at 60fps, story fan-out and 5B snaps/day at scale.

Open visualizer — Pro
Soonadvanced

Twitter / X Architecture

Tweet fan-out at 500M tweets/day, home timeline, trending topics and global search.

Coming soon
Soonintermediate

WhatsApp Architecture

2B users, end-to-end encrypted messaging, media delivery and offline message queuing.

Coming soon
Soonadvanced

Uber Architecture

Real-time driver matching, geospatial indexing, surge pricing and trip lifecycle.

Coming soon
Soonintermediate

Instagram Architecture

Photo & Reel delivery, social graph, explore feed ranking and ad targeting at scale.

Coming soon
Soonadvanced

YouTube Architecture

Video ingestion pipeline, adaptive bitrate streaming, recommendation engine and CDN.

Coming soon
Soonadvanced

Amazon Architecture

Shopping cart, inventory, order management, fulfilment pipeline and AWS backbone.

Coming soon
Soonadvanced

Google Search Architecture

Web crawling, PageRank, inverted index, query processing and results ranking at petabyte scale.

Coming soon
Soonintermediate

Airbnb Architecture

Listing search, booking workflows, payment splitting, review system and fraud detection.

Coming soon
Soonintermediate

LinkedIn Architecture

Professional social graph, feed ranking, InMail, job recommendations and analytics.

Coming soon
Soonadvanced

Zoom Architecture

WebRTC video calling, media routing, large meeting scalability and recording pipeline.

Coming soon
Soonadvanced

Stripe Architecture

Payment processing, idempotent API design, fraud detection and global settlement.

Coming soon
Soonintermediate

Spotify Architecture

Audio streaming, personalised recommendations (Discover Weekly), podcast delivery and royalty tracking.

Coming soon