Issues

• ui.leaflet goes blank after its classes change, e.g. hiding and showing the map

  zauberzeug/nicegui#6428 · Filter by author evnchn opened on Oct 26, 2026

• PageArguments.remaining_path of the root route lacks the leading slash

  analysisbug
  zauberzeug/nicegui#6422 · Filter by author falkoschindler opened on Oct 23, 2026 · 4.0
  1

• Decide the default value and value type of ui.input and ui.textarea for NiceGUI 4.0

  analysisfeature
  zauberzeug/nicegui#6421 · Filter by author falkoschindler opened on Oct 23, 2026 · 4.0
  2

• Client.page_routes ignores the prefix of app.include_router(router, prefix=...) and of outer routers

  bugin progress
  zauberzeug/nicegui#6418 · Filter by author falkoschindler opened on Oct 23, 2026 · Next

• ui.scene and ui.leaflet never initialize when created hidden

  bugin progress
  zauberzeug/nicegui#6414 · Filter by author falkoschindler opened on Oct 23, 2026 · Next

• The user simulation routes ui.navigate, ui.notify and ui.download to the last User touched instead of the client they were called for

  reviewtesting
  zauberzeug/nicegui#6413 · Filter by author falkoschindler opened on Oct 23, 2026 · 3.19
  

• Per-client memory: a cheaper bindable_properties registry, and its edge cases

  analysisfeature
  zauberzeug/nicegui#6412 · Filter by author evnchn opened on Oct 22, 2026 · 4.0
  1

• Process never exits after closing the native window in a console-less build (sys.stdout / sys.stderr are None)

  bugreview
  zauberzeug/nicegui#6392 · Filter by author SHDocter opened on Oct 13, 2026 · 3.19

• Polled bindings re-send the element on every refresh cycle if the target's setter normalizes the value

  bugreview
  zauberzeug/nicegui#6376 · Filter by author falkoschindler opened on Oct 5, 2026 · Next
  1

  

• FastAPI 0.141+ hides router pages from app.remove_route() and endpoint_documentation and keeps removed endpoints in memory

  bugreview
  zauberzeug/nicegui#6373 · Filter by author falkoschindler opened on Oct 5, 2026 · 4.0
  3

• Table - pandas df tranformation to rows and columns for tables does not handle columns with name duplicates correctly

  bugreview
  zauberzeug/nicegui#6348 · Filter by author SeparateThroughTime opened on Sep 21, 2026 · Next
  

• ui.scene and ui.scene_view: initialized() never resolves when mounted() returns before emitting init

  analysisbug
  zauberzeug/nicegui#6338 · Filter by author falkoschindler opened on Sep 11, 2026 · Next
  3

  

• Upgrade bundled plotly.js to 4.x

  dependencies
  zauberzeug/nicegui#6327 · Filter by author falkoschindler opened on Sep 9, 2026 · 4.0
  3

• Connection lost, trying to reconnect" popup stays forever after the Microsoft Entra ID session expires

  analysisfeature
  zauberzeug/nicegui#6170 · Filter by author yrobel-lima opened on Jul 22, 2026 · Next
  1

• Slow startup and code re-execution in multiprocessing contexts

  analysisbug🟡 medium
  zauberzeug/nicegui#5684 · Filter by author falkoschindler opened on Jan 26, 2026 · Next
  7