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Allow customizing generic uncaught exception message when client.showErrorDetails="none"

type:enhancementRequests for feature enhancements or new featuresRequests for feature enhancements or new features

Status: Open.

#14925 In streamlit/streamlit;

· vision360deg opened on Apr 26, 2026

Option to enable/disable the select all option on st.multiselect

feature:st.multiselectRelated to the `st.multiselect` widgetRelated to the `st.multiselect` widget

type:enhancementRequests for feature enhancements or new featuresRequests for feature enhancements or new features

Status: Open.

#14918 In streamlit/streamlit;

· MarcRvB-ProRail opened on Apr 24, 2026

Parent-page scroll resets after closing st.dialog opened from a custom component (regression since 1.41.0, worsened at 1.53.0)

area:frontendRelated to frontend aspectsRelated to frontend aspects

feature:custom-componentsRelated to custom componentsRelated to custom components

feature:st.dialogRelated to `st.dialog`Related to `st.dialog`

status:needs-triageIssue has not been triaged by the Streamlit teamIssue has not been triaged by the Streamlit team

type:bugSomething isn't working as expectedSomething isn't working as expected

type:regressionThis bug is a regression from previous behaviorThis bug is a regression from previous behavior

Status: Open.

#14917 In streamlit/streamlit;

· lfoppiano opened on Apr 23, 2026

Allow required parameter for st.pills when selection_mode="multi"

feature:st.pillsRelated to the `st.pills` widgetRelated to the `st.pills` widget

feature:st.segmented_controlRelated to the `st.segmented_control` widgetRelated to the `st.segmented_control` widget

type:enhancementRequests for feature enhancements or new featuresRequests for feature enhancements or new features

Status: Open.

#14900 In streamlit/streamlit;

· yhavin opened on Apr 22, 2026

st.dataframe horizontal scroll bar not working

feature:st.dataframeRelated to the `st.dataframe` elementRelated to the `st.dataframe` element

priority:P3Medium priorityMedium priority

status:confirmedBug has been confirmed by the Streamlit teamBug has been confirmed by the Streamlit team

type:bugSomething isn't working as expectedSomething isn't working as expected

Status: Open.

#14837 In streamlit/streamlit;

· ghilesmeddour opened on Apr 17, 2026

Enhance menu button with download payload capability

feature:st.download_buttonRelated to the `st.download_button` widgetRelated to the `st.download_button` widget

type:enhancementRequests for feature enhancements or new featuresRequests for feature enhancements or new features

Status: Open.

#14827 In streamlit/streamlit;

· almonde opened on Apr 16, 2026

Customizable toolbar loading animation

area:frontendRelated to frontend aspectsRelated to frontend aspects

feature:configRelated to `config.toml` and config optionsRelated to `config.toml` and config options

type:enhancementRequests for feature enhancements or new featuresRequests for feature enhancements or new features

Status: Open.

#14806 In streamlit/streamlit;

· LeHoppel opened on Apr 15, 2026

st.fragment(lazy=True) — defer fragment execution until visible (viewport-triggered loading)

feature:st.fragmentRelated to `st.fragment` commandRelated to `st.fragment` command

type:enhancementRequests for feature enhancements or new featuresRequests for feature enhancements or new features

Status: Open.

#14788 In streamlit/streamlit;

· sfc-gh-lwilby opened on Apr 14, 2026

LinkColumn(width=..., display_text=":material/... fails to render the icon when the width is less than 4 times the length of the icon's name

feature:st.column_configRelated to column configuration functionalityRelated to column configuration functionality

feature:st.dataframeRelated to the `st.dataframe` elementRelated to the `st.dataframe` element

priority:P3Medium priorityMedium priority

status:confirmedBug has been confirmed by the Streamlit teamBug has been confirmed by the Streamlit team

type:bugSomething isn't working as expectedSomething isn't working as expected

upstreamIssue caused by upstream dependencyIssue caused by upstream dependency

Status: Open.

#14782 In streamlit/streamlit;

· JosephMarinier opened on Apr 14, 2026

Allow programmatically writing cookies during a session

area:utilitiesRelated to utility commandsRelated to utility commands

type:enhancementRequests for feature enhancements or new featuresRequests for feature enhancements or new features

Status: Open.

#14730 In streamlit/streamlit;

· lukasmasuch opened on Apr 11, 2026

Feature Request: Native support for multi-level nested keys in widget st.session_state assignments

area:widgetsRelated to widget elementsRelated to widget elements

feature:st.session_stateRelated to session state managementRelated to session state management

type:enhancementRequests for feature enhancements or new featuresRequests for feature enhancements or new features

Status: Open.

#14717 In streamlit/streamlit;

· i3130002 opened on Apr 10, 2026

Components V2 Inconsistent Execution / Result Dropping

area:execution-modelRelated to Streamlit's execution modelRelated to Streamlit's execution model

feature:custom-componentsRelated to custom componentsRelated to custom components

status:awaiting-user-responseIssue requires clarification from submitterIssue requires clarification from submitter

type:bugSomething isn't working as expectedSomething isn't working as expected

Status: Open.

#14710 In streamlit/streamlit;

· JWCS opened on Apr 9, 2026