5.20.0 (2024-07-30)

Bug Fixes

• for issue when there are multiple aggregates with the same data field and aggregation operation (#9320) (da84469), closes #6184
• make tick size responsive to plot height (#9395) (3f5dce6)

Features

• Expose react option for params (#9374) (93d92ef), closes vega/altair#3394 (comment)