Uploaded May 2024 | Updated September 2026, 2 weeks ago

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Follow Ladybird on X: https://x.com/ladybirdbrowser

Ladybird is part of SerenityOS on GitHub: github.com/SerenityOS/serenity
Come chat with us on Discord: discord.gg/serenityos
Funded issues on Polar: https://polar.sh/SerenityOS/issues

My links:
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X: https://x.com/awesomekling
GitHub Sponsors: github.com/sponsors/awesomekling
Patreon: patreon.com/awesomekling
PayPal: paypal.me/awesomekling
Blog: awesomekling.substack.com

Timestamps:
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00:00 Intro
00:17 Performance
00:44 JavaScript performance
02:15 Cookie performance
03:16 Network request performance
04:18 Find in Page
05:11 Hamburger menu
05:55 clip-path: polygon
06:45 window.open() for real
07:29 Many new web APIs
08:29 Demo: Hamburger menu
08:45 Demo: X.com performance
09:46 Demo: Twinings performance
10:24 Demo: Another World JS performance
11:23 Demo: "Clusters" life-like particle system
11:58 Demo: More CSS transforms support with CPU rasterizer
13:15 Outro