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Enhancement: Rerun-resilient streaming (st.write_stream that survives widget interactions)

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

Status: Open.

#14524 In streamlit/streamlit;

· sfc-gh-lwilby opened on Mar 25, 2026

st.yield_point — cooperative cancellation checkpoint for long-running code

area:threading/processingRelated to threading and multiprocessingRelated to threading and multiprocessing

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

type:possible-componentCould be implemented as a custom componentCould be implemented as a custom component

Status: Open.

#14523 In streamlit/streamlit;

· sfc-gh-lwilby opened on Mar 25, 2026

Layout containers (tabs, expander, popover) should persist frontend state automatically without requiring key=

feature:st.expanderRelated to the `st.expander` containerRelated to the `st.expander` container

feature:st.tabsRelated to the `st.tabs` containerRelated to the `st.tabs` container

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

Status: Open.

#14492 In streamlit/streamlit;

· sfc-gh-lwilby opened on Mar 24, 2026

st.login sets session cookie with "Path=/" ignoring the "baseUrlPath" setting

feature:authenticationRelated to user authenticationRelated to user authentication

feature:st.loginRelated to `st.login` commandRelated to `st.login` command

priority:P2Medium-high priority - fix within one monthMedium-high priority - fix within one month

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.

#14488 In streamlit/streamlit;

· juantxorena opened on Mar 24, 2026

Chinese chemical formulas cannot be displayed correctly and will be parsed an extra time by Streamlit.

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.

#14461 In streamlit/streamlit;

· sunhualing opened on Mar 23, 2026

[Nightly] Programmatic dataframe selections don't recognize "selection"

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.

#14454 In streamlit/streamlit;

· MathCatsAnd opened on Mar 22, 2026

Error from prometheus when scraping /_stcore/metrics

area:backendRelated to Python backendRelated to Python backend

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.

#14432 In streamlit/streamlit;

· olconstant opened on Mar 20, 2026

Enable key_as_main_identity=True for stateful layout containers

area:layoutRelated to layout and positioningRelated to layout and positioning

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

Status: Open.

#14416 In streamlit/streamlit;

· sfc-gh-lwilby opened on Mar 19, 2026

Add a dropdown selector to st.chat_input similar to LLM chat interfaces

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

Status: Open.

#14413 In streamlit/streamlit;

· gRodrigues03 opened on Mar 18, 2026

Extend DataframeState with column ordering

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

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

Status: Open.

#14362 In streamlit/streamlit;

· jwnelen opened on Mar 13, 2026

Undefined date on altair chart hovering

feature:st.altair_chartRelated to the `st.altair_chart` elementRelated to the `st.altair_chart` element

priority:P3Medium priorityMedium priority

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

upstreamIssue caused by upstream dependencyIssue caused by upstream dependency

Status: Open.

#14361 In streamlit/streamlit;

· wouhliss opened on Mar 13, 2026

Validation function of st.cache_resource() to receive the same arguments that are passed to the cached function.

feature:cacheRelated to `st.cache_data` and `st.cache_resource`Related to `st.cache_data` and `st.cache_resource`

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

Status: Open.

#14357 In streamlit/streamlit;

· JosephMarinier opened on Mar 12, 2026