BASELINE NowYouCanUse.com
Web Platform Baseline Status Breakdown Total Features: 1219
Widely Available 655 (53.73%)
Newly Available 120 (9.84%)
Limited 444 (36.43%)
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Status: All Widely Available
Categories: All WebAssembly (6) JavaScript (4) Selectors (4) WebGL extensions (4) CSS (3)
Web audio (3) Internationalization (2) Performance (2) Clipping, shapes, and masking (1) Flexbox (1) Forms (1) HTML elements (1) Image scaling (1) IndexedDB (1) Layout (1) Resource hints (1) WebAuthn (1) White space (1) Worklets (1)
Years: All 2023 2021 2017 2015
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Showing 2 of 2 features

2021

2 features
• October 2021

Navigation timing performance entries

Performance
Widely Available

A navigation performance entry measures navigation events, such as loading time or the number of redirects.

Chrome 57
Firefox 58
Safari 15
Edge 12
Baseline Date: Oct 25, 2021
• April 2021

Paint timing performance entries

Performance
Widely Available

A paint performance entry measures the duration of "paint" (also called "render") operations as a page loads. It measures the time to First Paint (FP) and First Contentful Paint (FCP), common metrics for perceived loading times.

Chrome 60
Firefox 84
Safari 14.1
Edge 79
Baseline Date: Apr 26, 2021