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📡 Service Worker & PWA Simulator

Interactive Service Worker simulator: watch cache-first requests, offline mode and background sync animate between the browser, the Service Worker and the network.

Computer Science2DModerate60 FPS

⚙ Under the hood

Interactive diagram of a Progressive Web App's Service Worker: animates cache-first request timing, offline fallback to Cache Storage, and background sync of queued actions once the network returns.

pwaservice workercache-firstofflinebackground syncwebcomputer science

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install