Web platform features explorer

Anchor positioning

Anchor positioning places an element based on the position of another element. For example, you can place a tooltip next to the content it references.

Status

Limited availability

MDN documentation

Browser support (view on caniuse.com)

Baseline availability blocked since September 2025 by Firefox (0 months)

Usage (according to Chrome Platform Status)

~0.238% of page loads. More data at chromestatus.

Interop