Overview Open Chrome DevTools What's New in DevTools DevTools tips Simulate mobile devices with Device Mode Performance insights: Get actionable insights on your website's performance Lighthouse: Optimize website speed Animations: Inspect and modify CSS animation effects Changes: Track your HTML, CSS, and JavaScript changes Coverage: Find unused JavaScript and CSS Developer Resources: View and manually load source maps CSS Overview: Identify potential CSS improvements Issues: Find and fix problems Media: View and debug media players information Memory Inspector: Inspect ArrayBuffer, TypedArray, DataView, and Wasm Memory. Network conditions: Override the user agent string Security: Understand security issues Search: Find text across all loaded resources Sensors: Emulate device sensors WebAuthn: Emulate authenticators Customize DevTools Engineering blog

Chrome DevTools

Chrome DevTools is a set of web developer tools built directly into the Google Chrome browser.

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