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Inspect and refine code to build pixel-perfect layouts.
Track CSS, JavaScript, security and network issues.
Powerful JavaScript debugger with support for your framework.
Monitor network requests that can slow or block your site.
Add, modify and remove cache, cookies, databases and session data.
Test sites on emulated devices in your browser.
Fine-tune animations, alignment and padding.
Unblock bottlenecks, streamline processes, optimize assets.
Find memory leaks and make your application zippy.