Technology
AI, algorithms, networking, and how the digital world works — explored through interactive visuals.
How LLMs Work — Interactive Visual Explainer
Sep 15, 2025
From raw text to intelligent predictions — interact with every stage of a large language model.
How the Internet Works — Interactive Visual Explainer
Dec 8, 2025
From ARPANET to 5 billion users — trace the journey of every click through cables, protocols, and servers.
What Happens When You Type google.com
Coming SoonDNS lookups, TCP handshakes, TLS encryption — the full journey of a URL, visualized.
Sorting Algorithm Visualizer
Aug 25, 2025
Watch algorithms race to sort data in real time. Compare bubble sort, merge sort, quicksort, and more.
Every Claude Code Concept Explained — Interactive Guide
Jan 12, 2026
30+ Claude Code concepts explained interactively — from your first terminal prompt to autonomous Agent Teams. Master permissions, CLAUDE.md, MCP servers, hooks, skills, IDE integrations, and more.
AI Is Thirsty — The Hidden Environmental Cost of Every Prompt
Mar 8, 2026
Every AI query has a price tag nobody shows you. Real 2025–2026 data on water, energy, and carbon costs across ChatGPT, Gemini, Grok, Claude, and every major AI company.
Creational Design Patterns: Factory, Builder, Singleton & Prototype
Mar 28, 2026
Interactive guide to Creational patterns explained from scratch. Build a payment factory, configure objects with Builder, visualize Singleton thread races, and clone objects with Prototype.
Low Level Design: OOP & SOLID Principles Visualized
Mar 21, 2026
Interactive visual guide to Object-Oriented Programming and SOLID principles. Toggle violations on and off in live class diagrams, watch coupling scores change, and score your codebase.
System Design 101 — How Every App Handles Millions of Users
Jan 19, 2026
An interactive visual guide to system design. See how DNS, load balancers, caches, databases, and message queues work together to serve millions of users.
How Your Request Travels the Internet — The Network Layer
Jan 26, 2026
An interactive deep dive into DNS, TCP, HTTP, load balancers, CDNs, API gateways, and real-time communication. Trace your request through every network layer.
The Data Layer — How Your Data Stays Alive
Feb 2, 2026
Interactive guide to SQL vs NoSQL, caching, message queues, replication, and object storage. Scale databases and master caching strategies.
Distributed Systems — How Systems Survive Chaos
Feb 9, 2026
Interactive guide to CAP theorem, consistent hashing, rate limiting, circuit breakers, and leader election with hands-on demos.
Security & Authentication — System Design
Feb 16, 2026
Interactive guide to TLS, OAuth 2.0, JWT, SQL injection, XSS, CSRF, Zero Trust, and encryption. Real attack demos with real defenses.
Monitoring & Observability — System Design
Feb 23, 2026
Interactive guide to the three pillars, golden signals, SLOs, distributed tracing, alerting, and incident response. Real data from Google SRE.
System Design Interview Framework — 45 Minutes
Mar 2, 2026
The RESHADED framework, back-of-the-envelope estimation with 6 scenarios, latency numbers, and the 6 mistakes that cost offers.
Design Netflix — System Design Case Study
Mar 7, 2026
Trace requests through 20 components, explore the content pipeline, run chaos experiments, and estimate Netflix infrastructure.
Can You Beat the AI? Token Prediction Game
Coming SoonGuess the next token before the AI does. A shareable game that teaches how language models think.