---
title: v1.3.0
subtitle: Mar 12, 2026
description: v1.3.0 release notes. Mar 12, 2026.
---

# v1.3.0

v1.3.0 release notes. Mar 12, 2026.

## General Changes

- Warn when a component function is rendered directly ([#4077](https://github.com/mui/base-ui/pull/4077))
- Reset `openMethod` after close transition ([#4128](https://github.com/mui/base-ui/pull/4128))
- Fire <kbd>Space</kbd> activation on `keydown` in composite widgets ([#4053](https://github.com/mui/base-ui/pull/4053))
- Skip CSS-hidden items during keyboard navigation in composite widgets ([#4195](https://github.com/mui/base-ui/pull/4195))
- Optimize hot paths in `useHover` hooks and `safePolygon` ([#4199](https://github.com/mui/base-ui/pull/4199))
- Snap `--anchor-width` and `--anchor-height` to device pixel grid ([#4082](https://github.com/mui/base-ui/pull/4082))
- Fix outside press dismissal when a component is portaled into a shadow DOM ([#4230](https://github.com/mui/base-ui/pull/4230))
- Fix nested hoverable popups ([#4206](https://github.com/mui/base-ui/pull/4206))
- Apply `data-base-ui-inert` to highest-level node ([#3955](https://github.com/mui/base-ui/pull/3955))
- Fix portable types ([#4058](https://github.com/mui/base-ui/pull/4058))

## Accordion

- Add generic `Value` typing ([#4138](https://github.com/mui/base-ui/pull/4138))

## Autocomplete

- Respect a `null` `filter` prop ([#4117](https://github.com/mui/base-ui/pull/4117))
- Add `InputGroup` part ([#3745](https://github.com/mui/base-ui/pull/3745))

## Avatar

- Remove fallback transition logic and prevent premature image display ([#4110](https://github.com/mui/base-ui/pull/4110))

## Button

- Avoid checking `disabled` twice in `onKeyDown` and `onKeyUp` ([#4132](https://github.com/mui/base-ui/pull/4132))

## Checkbox

- Add automatic `aria-labelledby` support ([#4142](https://github.com/mui/base-ui/pull/4142))

## Combobox

- Avoid applying field attributes to input when it is inside popup ([#4154](https://github.com/mui/base-ui/pull/4154))
- Preserve inline input on `Enter` when nothing is highlighted ([#4235](https://github.com/mui/base-ui/pull/4235))
- Fix ARIA attributes during SSR ([#4179](https://github.com/mui/base-ui/pull/4179))
- Fix wrapping in virtualized grid arrow-key navigation ([#4164](https://github.com/mui/base-ui/pull/4164))
- Add `InputGroup` part ([#3745](https://github.com/mui/base-ui/pull/3745))
- Add support for a visually hidden close button and improve modal focus trapping ([#4084](https://github.com/mui/base-ui/pull/4084))
- Add `Label` part ([#4167](https://github.com/mui/base-ui/pull/4167))

## Context Menu

- Ignore `mouseup` on non-Mac platforms ([#3944](https://github.com/mui/base-ui/pull/3944))

## Drawer

- **Breaking change:** `Drawer` is no longer marked as preview<br />
  `Drawer` is now stable and should be imported as `{ Drawer } from '@base-ui/react/drawer'` ([#4293](https://github.com/mui/base-ui/pull/4293))
- Fix React 17 support ([#4178](https://github.com/mui/base-ui/pull/4178))
- Include border in frontmost height variable ([#4202](https://github.com/mui/base-ui/pull/4202))
- Improve touch selection ([#4104](https://github.com/mui/base-ui/pull/4104))
- Preserve cross-axis scrolling during touch gestures ([#4187](https://github.com/mui/base-ui/pull/4187))
- Prevent swipe dismissal when component is controlled ([#4133](https://github.com/mui/base-ui/pull/4133))
- Add `SwipeArea` part ([#4102](https://github.com/mui/base-ui/pull/4102))
- Make `data-base-ui-swipe-ignore` explicit for touch interactions ([#4295](https://github.com/mui/base-ui/pull/4295))
- Disable inheritance for swipe CSS variables ([#4099](https://github.com/mui/base-ui/pull/4099))

## Field

- Fix field validation when `Form` errors or `invalid` prop are present at same time ([#4112](https://github.com/mui/base-ui/pull/4112))

## Menu

- Prevent `pointerleave` from stealing focus from dialogs ([#4125](https://github.com/mui/base-ui/pull/4125))
- Optimize `pointer-events` for submenu hover interactions ([#4231](https://github.com/mui/base-ui/pull/4231))
- Fix `closeDelay` not being applied to `Menu.SubmenuTrigger` ([#4134](https://github.com/mui/base-ui/pull/4134))
- Implement content transitions with `Viewport` ([#4060](https://github.com/mui/base-ui/pull/4060))

## Meter

- Fix label announcements in NVDA ([#4200](https://github.com/mui/base-ui/pull/4200))

## Navigation Menu

- Fix support for nested inline menus ([#4198](https://github.com/mui/base-ui/pull/4198))
- Fix close propagation in nested hover menus ([#4285](https://github.com/mui/base-ui/pull/4285))
- Close parent menus when nested link with `closeOnClick` is clicked ([#4276](https://github.com/mui/base-ui/pull/4276))
- Fix duplicate `aria-orientation` ([#4309](https://github.com/mui/base-ui/pull/4309))
- Fix delayed trigger switches in Safari ([#4310](https://github.com/mui/base-ui/pull/4310))

## Number Field

- Fix increment/decrement press `reason` values in `onValueCommitted` ([#4259](https://github.com/mui/base-ui/pull/4259))

## Popover

- Trap focus when `<Popover.Close>` is rendered inside and `modal` is `true`, and add support for a visually hidden close button ([#4084](https://github.com/mui/base-ui/pull/4084))
- Fix nested hoverable popups ([#3798](https://github.com/mui/base-ui/pull/3798))

## Preview Card

- Fix nested hoverable popups ([#3798](https://github.com/mui/base-ui/pull/3798))

## Progress

- Fix label announcements in NVDA ([#4200](https://github.com/mui/base-ui/pull/4200))

## Radio Group

- Add automatic `aria-labelledby` support ([#4142](https://github.com/mui/base-ui/pull/4142))

## Scroll Area

- Fix focus trapping with a non-scrollable viewport ([#4220](https://github.com/mui/base-ui/pull/4220))
- Fix thumb size after remounting ([#4107](https://github.com/mui/base-ui/pull/4107))

## Select

- Fix hidden input `id` fallback ([#4135](https://github.com/mui/base-ui/pull/4135))
- Fix `Value` placeholder not rendering with `Record` items ([#4137](https://github.com/mui/base-ui/pull/4137))
- Fire `onClick` during drag-to-select ([#3969](https://github.com/mui/base-ui/pull/3969))
- Fix `items` type definition for groups ([#3884](https://github.com/mui/base-ui/pull/3884))
- Fix `alignItemWithTrigger` fallback with browser zoom ([#4292](https://github.com/mui/base-ui/pull/4292))
- Add `Label` part ([#4167](https://github.com/mui/base-ui/pull/4167))

## Slider

- Add `Label` part ([#4167](https://github.com/mui/base-ui/pull/4167))
- Stop committing validation on `touchend` ([#4091](https://github.com/mui/base-ui/pull/4091))

## Switch

- Add automatic `aria-labelledby` support ([#4142](https://github.com/mui/base-ui/pull/4142))

## Tabs

- Re-render indicator position on tab resize ([#4165](https://github.com/mui/base-ui/pull/4165))

## Toast

- Enable closing all toasts ([#3979](https://github.com/mui/base-ui/pull/3979))
- Prevent duplicate `onClose` calls for ending toasts ([#4280](https://github.com/mui/base-ui/pull/4280))

## Tooltip

- Add `closeOnClick` prop ([#4140](https://github.com/mui/base-ui/pull/4140))