Issues

• feat: Remove discrepancy between formAssociated bool resolving and normal bool Props

  Stencil v5
  Feature

  stenciljs/core#6906 · Filter by author FabioGimmillaro opened on Sep 24, 2026
  1

• feat: support clonable in the shadow option of @Component

  Stencil v5
  Feature

  stenciljs/core#6833 · Filter by author kauricre opened on Aug 18, 2026
  2

• bug: @stencil/store stops re-rendering components when the store is created from globalScript code (since 4.33.0)

  Bug: ValidatedStencil v5
  Bug

  stenciljs/core#6798 · Filter by author CalinaCristian opened on Jul 31, 2026
  1

• feat: avoid re-evaluating the hydrate platform closure on every SSR render

  Feature: Want this? Upvote it!
  Feature

  stenciljs/core#6793 · Filter by author Armand-Lluka opened on Jul 27, 2026
  1

• feat(runtime): opt-out for per-prop componentShouldUpdate firing (4.42+)

  Stencil v5
  Feature

  stenciljs/core#6759 · Filter by author maisasb opened on Jun 24, 2026
  2

• bug: incompatible value of this used for getters/setters during SSR hydration

  Bug: Validated
  Bug

  stenciljs/core#6749 · Filter by author kyleMessnerLillyContractor opened on Jun 5, 2026

• Streaming SSR: declarative shadow DOM conflicts with attachShadow in the constructor

  Bug: Validated
  Bug

  stenciljs/core#6690 · Filter by author henrijoss opened on Apr 27, 2026
  2

• Stencil FOUC styles should use @layer to avoid cascade conflicts with React 19

  Stencil v5
  Feature

  stenciljs/core#6649 · Filter by author estevaolucas opened on Mar 25, 2026

• Using a StencilJS output in another StencilJS project

  Stencil v5
  Feature

  stenciljs/core#6641 · Filter by author ThornWalli opened on Mar 16, 2026

• feat: support for scoped custom element registries

  Stencil v5
  Feature

  stenciljs/core#6638 · Filter by author mpesic opened on Mar 12, 2026

• bug: Styles not rendered, gone from the DOM due to 3rd party framework interference (svelte/sveltekit)

  stenciljs/core#6637 · Filter by author mt3o opened on Mar 12, 2026
  1

• bug: component's child initial timing leads to unexpected behavior

  Bug: ValidatedStencil v5
  Bug

  stenciljs/core#6636 · Filter by author danyball opened on Mar 11, 2026

• bug: dist-custom-elements do not output global styles

  Stencil v5
  Feature

  stenciljs/core#6630 · Filter by author dogoku opened on Mar 5, 2026
  2

• feat: support for referenceTarget shadow DOM feature

  Feature: Want this? Upvote it!Stencil v5
  Feature

  stenciljs/core#6626 · Filter by author Noleli opened on Mar 3, 2026

• bug: Jest 30 Support: Documentation Claims Support but Version Check Blocks It

  Stencil v5
  stenciljs/core#6599 · Filter by author michaelsouellette opened on Feb 16, 2026
  1

• v5 Breaking Changes Proposals / Discussion

  stenciljs/core#6584 · Filter by author johnjenkins opened on Feb 4, 2026 · v5
  35

• feat: Upgrade to Node v24

  Stencil v5
  stenciljs/core#6578 · Filter by author Avcharov opened on Feb 2, 2026

• Problems with @stencil/core@>4.38.3 + @stencil/playwright@0.2.1

  ionitron: needs reproduction
  Bug

  stenciljs/core#6562 · Filter by author deleonio opened on Jan 22, 2026
  10

• bug: Two-way binding broken between Angular template-driven forms and Stencil

  ionitron: needs reproduction
  Bug

  stenciljs/core#6554 · Filter by author fredppro opened on Jan 16, 2026
  1

• feat: StencilJS MCP Server

  Feature: Want this? Upvote it!Help Wanted
  Feature

  stenciljs/core#6518 · Filter by author MrGrigri opened on Dec 30, 2025
  6

• chore: rename cmp.test.tsx files in wdio directory to have unique names for debugging purposes

  Stencil v5
  Task

  stenciljs/core#6407 · Filter by author jttommy opened on Oct 2, 2025
  3

• Road to v5 🚀

  Stencil v5
  Task

  stenciljs/core#6185 · Filter by author christian-bromann opened on Mar 3, 2025 · v5
  21

• bug: e2e tests failing randomly

  Bug: ValidatedHelp Wantedionitron: needs reproduction
  stenciljs/core#6157 · Filter by author danyball opened on Feb 13, 2025
  10

• feat: add possibility for security SRI/integrity attribute

  Help Wanted
  stenciljs/core#6132 · Filter by author danyball opened on Jan 30, 2025
  1

• bug: Slot-Fallback hidden when newlines exists

  Request For Comments
  stenciljs/core#6129 · Filter by author dutscher opened on Jan 29, 2025
  7