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[question] Can autogenerated rows / aggregated cells expose callbacks for edits?

scope: data gridChanges related to the data grid.Changes related to the data grid.

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.

support: premium standardSupport request from a Premium standard plan user. https://mui.com/legal/technical-support-sla.Support request from a Premium standard plan user. https://mui.com/legal/technical-support-sla.

Status: Open.

#20964 In mui/mui-x;

· dylan-gonzales-sndk opened on Jan 16, 2026

[charts] Remove compatibility layer for React vs native events

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

scope: chartsChanges related to the charts.Changes related to the charts.

v9.x

Status: Open.

#20957 In mui/mui-x;

· JCQuintas opened on Jan 16, 2026

[charts] Remove deprecated series type helpers and functions

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

scope: chartsChanges related to the charts.Changes related to the charts.

v9.x

Status: Open.

#20955 In mui/mui-x;

· JCQuintas opened on Jan 16, 2026

[charts] Unify item and axis highlight logic with single entry point

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

scope: chartsChanges related to the charts.Changes related to the charts.

v9.x

Status: Open.

#20954 In mui/mui-x;

· JCQuintas opened on Jan 16, 2026

[charts] Change the line tooltip/legend item marker to be a line

scope: chartsChanges related to the charts.Changes related to the charts.

v9.x

Status: Open.

#20953 In mui/mui-x;

· JCQuintas opened on Jan 16, 2026

[charts] Disable marks in large line charts for performance

performance

scope: chartsChanges related to the charts.Changes related to the charts.

v9.x

Status: Open.

#20952 In mui/mui-x;

· JCQuintas opened on Jan 16, 2026

[charts] Change x-axis height based on label presence

designThis is about UI or UX design, please involve a designer.This is about UI or UX design, please involve a designer.

scope: chartsChanges related to the charts.Changes related to the charts.

v9.x

Status: Open.

#20951 In mui/mui-x;

· JCQuintas opened on Jan 16, 2026

[charts] <code>LegendItemParams.type</code> should be required

scope: chartsChanges related to the charts.Changes related to the charts.

v9.x

Status: Open.

#20950 In mui/mui-x;

· JCQuintas opened on Jan 16, 2026

[charts] Domain limit types should accept <code>NumberValue</code>

scope: chartsChanges related to the charts.Changes related to the charts.

v9.x

Status: Open.

#20949 In mui/mui-x;

· JCQuintas opened on Jan 16, 2026

[charts] Change useXxxSeries([]) to return empty array

scope: chartsChanges related to the charts.Changes related to the charts.

v9.x

Status: Open.

#20948 In mui/mui-x;

· JCQuintas opened on Jan 16, 2026

[charts] Remove ChartApi export from ChartContainer/index. tsx

scope: chartsChanges related to the charts.Changes related to the charts.

v9.x

Status: Open.

#20947 In mui/mui-x;

· JCQuintas opened on Jan 16, 2026

[charts] Add Chart suffix to chart classes

scope: chartsChanges related to the charts.Changes related to the charts.

v9.x

Status: Open.

#20946 In mui/mui-x;

· JCQuintas opened on Jan 16, 2026