List view

[tabs] Disabled tabs should not be automatically picked as the initially selected tab

accessibilitya11ya11y

component: tabsChanges related to the tabs component.Changes related to the tabs component.

type: bugIt doesn't behave as expected.It doesn't behave as expected.

Status: Open.

#2098 In mui/base-ui;

· ciampo opened on Jun 11, 2025

[dialog] Click events on backdrop not dismissing popup when portal container is ShadowRoot

component: dialogChanges related to the dialog component.Changes related to the dialog component.

type: bugIt doesn't behave as expected.It doesn't behave as expected.

Status: Open.

#2867 In mui/base-ui;

· Royce opened on Sep 30, 2025

[accordion][tabs] Consider making <code>value</code> a required prop

breaking changeIntroduces changes that are not backward compatible.Introduces changes that are not backward compatible.

component: accordionChanges related to the accordion component.Changes related to the accordion component.

component: tabsChanges related to the tabs component.Changes related to the tabs component.

Status: Open.

#1880 In mui/base-ui;

· mj12albert opened on May 7, 2025

[accordion] Opening animation isn't cancelled when a panel is initially open

component: accordionChanges related to the accordion component.Changes related to the accordion component.

has workaroundThere’s a bug, but users have a complete workaround, so no urgent fix or release is needed.There’s a bug, but users have a complete workaround, so no urgent fix or release is needed.

type: bugIt doesn't behave as expected.It doesn't behave as expected.

Status: Open.

#1588 In mui/base-ui;

· mj12albert opened on Mar 21, 2025

[tabs] <code>aria-controls</code> not applied to the first tab if no <code>value</code> is set

accessibilitya11ya11y

component: tabsChanges related to the tabs component.Changes related to the tabs component.

type: bugIt doesn't behave as expected.It doesn't behave as expected.

Status: Open.

#2096 In mui/base-ui;

· ciampo opened on Jun 11, 2025

[accordion][tabs] Make <code>value</code> a required prop

breaking changeIntroduces changes that are not backward compatible.Introduces changes that are not backward compatible.

component: accordionChanges related to the accordion component.Changes related to the accordion component.

component: tabsChanges related to the tabs component.Changes related to the tabs component.

PR: out-of-dateThe pull request has merge conflicts and can't be merged.The pull request has merge conflicts and can't be merged.

Status: Open (in progress).

mui/base-uinumber 2124

#2124 In mui/base-ui;

· michaldudak opened on Jun 17, 2025

[tooltip] Optional features tree-shaking

component: tooltipChanges related to the tooltip component.Changes related to the tooltip component.

performance

type: enhancementIt’s an improvement, but we can’t make up our mind whether it's a bug fix or a new feature.It’s an improvement, but we can’t make up our mind whether it's a bug fix or a new feature.

Status: Open.

#1792 In mui/base-ui;

· atomiks opened on Apr 29, 2025

[toast] Add ability to anchor to an element

component: toastChanges related to the toast component.Changes related to the toast component.

type: new featureExpand the scope of the product to solve a new problem.Expand the scope of the product to solve a new problem.

Status: Open.

#3026 In mui/base-ui;

· mnajdova opened on Oct 22, 2025

Decide on a common generic <code>value</code> type

breaking changeIntroduces changes that are not backward compatible.Introduces changes that are not backward compatible.

scope: all componentsWidespread work has an impact on almost all components.Widespread work has an impact on almost all components.

Status: Open.

#1076 In mui/base-ui;

· vladmoroz opened on Dec 12, 2024

[form][docs] React Hook Form guide/tutorial

component: formChanges related to the form component.Changes related to the form component.

docsImprovements or additions to the documentation.Improvements or additions to the documentation.

Status: Open.

#21 In mui/base-ui;

· mj12albert opened on Jun 6, 2023

[autocomplete] render list of items as empty result

component: autocompleteChanges related to the autocomplete component.Changes related to the autocomplete component.

docsImprovements or additions to the documentation.Improvements or additions to the documentation.

Status: Open.

#2933 In mui/base-ui;

· pondorasti opened on Oct 7, 2025

[docs] Add more demos

docsImprovements or additions to the documentation.Improvements or additions to the documentation.

umbrellaFor grouping multiple issues to provide a holistic viewFor grouping multiple issues to provide a holistic view

Status: Open.

#3027 In mui/base-ui;

· mnajdova opened on Oct 22, 2025

[docs] Add search

docsImprovements or additions to the documentation.Improvements or additions to the documentation.

scope: all componentsWidespread work has an impact on almost all components.Widespread work has an impact on almost all components.

type: new featureExpand the scope of the product to solve a new problem.Expand the scope of the product to solve a new problem.

Status: Open.

#2144 In mui/base-ui;

· thelulzy opened on Jun 20, 2025

[discussion] Create docs to explain difference with Radix?

discussion

docsImprovements or additions to the documentation.Improvements or additions to the documentation.

status: waiting for maintainerThese issues haven't been looked at yet by a maintainer.These issues haven't been looked at yet by a maintainer.

Status: Open.

#3009 In mui/base-ui;

· oliviertassinari opened on Oct 17, 2025

[docs] Move examples above API documentation

docsImprovements or additions to the documentation.Improvements or additions to the documentation.

Status: Open.

#3028 In mui/base-ui;

· mnajdova opened on Oct 22, 2025

[docs] Make the toolbar on the codeblock visible when collapsed

docsImprovements or additions to the documentation.Improvements or additions to the documentation.

Status: Open.

#3029 In mui/base-ui;

· mnajdova opened on Oct 22, 2025

[docs] Redesign the release page to give each release a docs page

docsImprovements or additions to the documentation.Improvements or additions to the documentation.

Status: Open.

#3030 In mui/base-ui;

· mnajdova opened on Oct 22, 2025

[docs-infra] Migrate to @mui/internal-docs-infra Demos

scope: docs-infraInvolves the docs-infra product (https://www.notion.so/mui-org/b9f676062eb94747b6768209f7751305).Involves the docs-infra product (https://www.notion.so/mui-org/b9f676062eb94747b6768209f7751305).

type: enhancementIt’s an improvement, but we can’t make up our mind whether it's a bug fix or a new feature.It’s an improvement, but we can’t make up our mind whether it's a bug fix or a new feature.

Status: Open (in progress).

mui/base-uinumber 2443

#2443 In mui/base-ui;

· dav-is opened on Aug 5, 2025

[menu] Support detached triggers

component: menuChanges related to the menu component.Changes related to the menu component.

type: new featureExpand the scope of the product to solve a new problem.Expand the scope of the product to solve a new problem.

Status: Open.

#3031 In mui/base-ui;

· mnajdova opened on Oct 22, 2025

[website] Create landing page

websitePages that are not documentation-related, marketing-focused.Pages that are not documentation-related, marketing-focused.

Status: Open.

#3034 In mui/base-ui;

· mnajdova opened on Oct 22, 2025

[all components] Avoid using DOM to derive state

scope: all componentsWidespread work has an impact on almost all components.Widespread work has an impact on almost all components.

Status: Open.

#3035 In mui/base-ui;

· mnajdova opened on Oct 22, 2025

[all components] Consolidate the <code>data-open</code> and <code>data-presssed </code>states

breaking changeIntroduces changes that are not backward compatible.Introduces changes that are not backward compatible.

scope: all componentsWidespread work has an impact on almost all components.Widespread work has an impact on almost all components.

Status: Open.

#3036 In mui/base-ui;

· mnajdova opened on Oct 22, 2025