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11,841 articles
Performance — StyleX: A Styling Library for CSS at Scale

StyleX: A Styling Library for CSS at Scale

StyleX is Meta’s styling system for large-scale applications. It combines the ergonomics of CSS-in-JS with the performance of static CSS, generating collision-free atomic CSS while allowing for expressive, type-safe style authoring. StyleX was open sourced at the end of 2023 and has since become the standard styling system across Meta products like Facebook, Instagram, WhatsApp, […]

CWChris Wiltz·November 11, 2025Performance
Performance — Effectively Monitoring Web Performance — Smashing Magazine

Effectively Monitoring Web Performance — Smashing Magazine

There are lots of tips for [improving your website performance](https://www.debugbear.com/blog/improve-website-performance?utm_campaign=sm-10). But even if you follow all of the advice, are you able to maintain an optimized site? And are you targeting the right pages? Matt Zeunert outlines an effective strategy for web performance optimization and explains the roles that different types of data pl

MZMatt ZeunertMatt Zeunert·November 11, 2025Performance
AI & ML — Meta’s Generative Ads Model (GEM): The Central Brain Accelerating Ads Recommendation AI Innovation

Meta’s Generative Ads Model (GEM): The Central Brain Accelerating Ads Recommendation AI Innovation

We’re sharing details about Meta’s Generative Ads Recommendation Model (GEM), a new foundation model that delivers increased ad performance and advertiser ROI by enhancing other ads recommendation models’ ability to serve relevant ads. GEM’s novel architecture allows it to scale with an increasing number of parameters while consistently generating more precise predictions efficiently. GEM propagat

CWChris Wiltz·November 10, 2025AI & ML
Engineering — Extract audio from your videos with Cloudflare Stream

Extract audio from your videos with Cloudflare Stream

Cloudflare Stream provides a unified platform for video storage, encoding, and delivery. Our mission has always been to provide developers with powerful and flexible tools to manage their media libraries. Building on that mission, we are now enabling developers to seamlessly extract audio from videos.

PSPakhi SinhaPakhi Sinha·November 6, 2025Engineering
Performance — Async QUIC and HTTP:3 made easy- tokio-quiche is now open-source

Async QUIC and HTTP:3 made easy- tokio-quiche is now open-source

We’re excited to announce the open sourcing of tokio-quiche, our async QUIC library built on quiche and tokio. Relied upon in our services such as iCloud Private Relay and our next-generation Oxy-based proxies, tokio-quiche handles millions of HTTP/3 requests per second with low latency and high throughput.

MLMendes, Leo BloecherMendes, Leo Bloecher·November 6, 2025Performance
Performance — Build better software to build software better

Build better software to build software better

We manage the build pipeline that delivers Quip and Slack Canvas’s backend. A year ago, we were chasing exciting ideas to help engineers ship better code, faster. But we had one huge problem: builds took 60 minutes. With a build that slow, the whole pipeline gets less agile, and feedback doesn’t come to engineers until…

DRDavid Reed·November 6, 2025Performance
AI & ML — How AI Gateway runs on Fluid compute

How AI Gateway runs on Fluid compute

The AI Gateway is a simple application deployed on Vercel, but it achieves scale, efficiency, and resilience by running on Fluid compute and leveraging Vercel’s global infrastructure.

VVercel·November 6, 2025AI & ML