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%)
Search:
Status: All Newly Available
Categories: All CSS (2) JSON (2) JavaScript (2) Performance (2) Scrolling (2)
Typed arrays (2) View transitions (2) Clipboard (1) File system access (1) Forms (1) HTML (1) HTML elements (1) Internationalization (1) Iterators (1) Print media (1) Promises (1) Regular expressions (1) Resource hints (1) Selection (1) Selectors (1) Text (1) Web components (1) WebAssembly (1) WebGL extensions (1) WebRTC (1)
Years: All 2026 2025
View:
Timeline Grid
Showing 1 of 1 features

2025

1 features
• January 2025

Popover

HTML
Newly Available

The popover HTML attribute creates an overlay to display content on top of other page content. Popovers can be shown declaratively using HTML, or using the showPopover() method.

Chrome 116
Firefox 125
Safari 17
Edge 116
Baseline Date: Jan 27, 2025