Issues

• SSR/SSG engines need component render dependency metadata — proposal for x-render-dependencies

  webcomponents/custom-elements-manifest#147 · Filter by author SisyphusZheng opened on May 15, 2026

• Add since field to Declaration and Export

  webcomponents/custom-elements-manifest#146 · Filter by author bennypowers opened on May 7, 2026

• Add commands array to CustomElementDeclaration

  webcomponents/custom-elements-manifest#144 · Filter by author jpzwarte opened on Apr 21, 2026

• Add optional role field to CustomElementDeclaration

  webcomponents/custom-elements-manifest#143 · Filter by author bennypowers opened on Mar 17, 2026
  1

• PropertyLike default field should take string | number | boolean | null

  webcomponents/custom-elements-manifest#141 · Filter by author bennypowers opened on Jan 6, 2026

• Sum type ambiguities lead to incorrect or unclear validations

  Bug

  webcomponents/custom-elements-manifest#138 · Filter by author bennypowers opened on Jul 14, 2025
  2

• More documentation and examples

  webcomponents/custom-elements-manifest#135 · Filter by author trusktr opened on Jun 4, 2025

• Try to remove union types in schema in favor of anyOf

  webcomponents/custom-elements-manifest#134 · Filter by author justinfagnani opened on Aug 4, 2024

• Clarify paths with respect to package.json exports

  webcomponents/custom-elements-manifest#133 · Filter by author justinfagnani opened on Aug 4, 2024
  2

• README should mention that manifest can (and should) be generated by a tool

  webcomponents/custom-elements-manifest#125 · Filter by author colin-valentini opened on Jul 3, 2023

• Ability to document type of detail property for CustomEvents

  webcomponents/custom-elements-manifest#124 · Filter by author superchris opened on Jun 21, 2023
  7

• Package name field

  webcomponents/custom-elements-manifest#119 · Filter by author bennypowers opened on May 3, 2023
  2

• Needed styles for elements

  webcomponents/custom-elements-manifest#116 · Filter by author jogibear9988 opened on Feb 3, 2023
  4

• Add support for including canonical URLs for References

  webcomponents/custom-elements-manifest#115 · Filter by author kevinpschaaf opened on Jan 17, 2023

• Add support for symbol-named class members

  webcomponents/custom-elements-manifest#114 · Filter by author kevinpschaaf opened on Jan 13, 2023
  1

• Add support for package and element icons and screenshots

  webcomponents/custom-elements-manifest#111 · Filter by author justinfagnani opened on Sep 13, 2022
  1

• sync between source and manifest

  webcomponents/custom-elements-manifest#106 · Filter by author sashafirsov opened on Apr 14, 2022
  2

• Deomnstration Project using the Manifest...

  webcomponents/custom-elements-manifest#95 · Filter by author jogibear9988 opened on Dec 30, 2021
  1

• Add a Option, to mark the "default" Binding Property or Attribute (low prio)

  webcomponents/custom-elements-manifest#93 · Filter by author jogibear9988 opened on Dec 29, 2021
  5

• [Proposal] Extend the type object with more detailed information

  webcomponents/custom-elements-manifest#88 · Filter by author michaelwarren1106 opened on Nov 18, 2021
  4

• CssCustomProperty should have an inheritedFrom field.

  good first issue
  webcomponents/custom-elements-manifest#86 · Filter by author PaulHMason opened on Oct 5, 2021
  1

• Custom Element Status

  webcomponents/custom-elements-manifest#85 · Filter by author PaulHMason opened on Sep 28, 2021
  3

• Hint on Type for type of type (e.g. 'typescript', 'flow')

  webcomponents/custom-elements-manifest#82 · Filter by author bennypowers opened on Jul 28, 2021
  2

• Multiple defaults for CSS Custom Properties

  webcomponents/custom-elements-manifest#80 · Filter by author bennypowers opened on Jul 12, 2021
  15

• Publish to SchemaStore.org

  webcomponents/custom-elements-manifest#78 · Filter by author justinfagnani opened on Jul 2, 2021