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Howbrowserswork

An interactive guide explaining how browsers work, from URL input to page rendering, with hands-on examples.

An interactive guide that explains the inner workings of web browsers, from URL input to page rendering, using hands-on examples. It targets engineers and curious web users who lack a mental model of browser internals, offering a middle ground between overly technical and shallow resources. The guide is open source and community-driven, with a free tier, and emphasizes intuitive learning through interactive simulations.

Key features

  • Interactive examples to play with
  • Covers URL to HTTP request
  • Explains DNS resolution
  • Shows TCP handshake simulation
  • Open source with contributions
  • No social media activity within the last 30 days
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ICP
  • Software developers
  • Students
  • Educators institutions