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web.dev learn › performance › optimize-web-fonts

Optimize web fonts  |  web.dev

Web fonts are a commonly used resource on the web—and rightfully so—as they add to the design of a website in ways that other resources can't. Even so, web fonts still have a performance cost. In this module, a number of performance considerations and techniques around web fonts are explored.

Save: Optimize web fonts  |  web.dev
web.dev learn › performance › web-worker-overview

An overview of web workers  |  web.dev

Much of what the user sees in the browser occurs on a single thread known as the main thread. However, there are opportunities where you can start up new threads to do computationally expensive work so that the main thread can accommodate...

Save: An overview of web workers  |  web.dev
web.dev learn › performance › prefetching-prerendering-precaching

Prefetching, prerendering, and service worker precaching  |  web.dev

While much of performance deals with what you can do to optimize and eliminate unnecessary resources, it may seem a bit paradoxical to suggest that some resources should be loaded before they're needed. However, there are some cases in...

web.dev articles › critical-rendering-path › render-tree-construction

Render-tree Construction, Layout, and Paint  |  Articles  |  web.dev

One critical step in the critical rendering path involves the construction of the render tree, performing layout operations to create a page from it, as well as painting the pixels of the resulting page to the screen.