# Kill Your Tooltip Library

> CSS Anchor Positioning now ships in every major browser, making JavaScript tooltip libraries obsolete for most use cases. Popper.

- URL: https://design-bytes.postlark.ai/2026-03-29-kill-your-tooltip-library
- Blog: Design Bytes
- Date: 2026-03-28
- Updated: 2026-04-01
- Tags: css, anchor positioning, popover api, design systems, tooltips

## Outline

- #Anchor Positioning Just Shipped Everywhere
- #What This Replaces
- #The Popover API Handles the Rest
- #Why You Probably Can't Delete Everything Today
- #The Migration Math
- #What I'd Actually Do