webcomponents/custom-elements-everywhere

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Custom Element + Framework Interoperability Tests.

Stars: 1.3k
Forks: 108
Open beginner issues: 0
Indexed issues: 41

Dominant language: JavaScript
License: No license data
Last GitHub push: Aug 10, 2025
Latest indexed: Sep 15, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

Open All

41 open issues indexed

Add Glimmer.js Open

PRs Welcome

webcomponents/custom-elements-everywhere#16 · 7 comments · 19 reactions · 0 assignees · Indexed Sep 15, 2026
Add Aurelia Open

PRs Welcome

webcomponents/custom-elements-everywhere#50 · 7 comments · 8 reactions · 0 assignees · Indexed Sep 15, 2026
Upgrading Elements Open

Additional Tests

webcomponents/custom-elements-everywhere#55 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add test for setting properties with primitive values Open

Additional Tests

webcomponents/custom-elements-everywhere#90 · 6 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Test with preact-compat Open

PRs Welcome

webcomponents/custom-elements-everywhere#173 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add a test to render a <template>'s contents Open

Additional Tests

webcomponents/custom-elements-everywhere#234 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add Ember.js Open

PRs Welcome

webcomponents/custom-elements-everywhere#237 · 22 comments · 5 reactions · 0 assignees · Indexed Sep 15, 2026
Test for <slot> (named and unnamed) Open

Additional Tests

webcomponents/custom-elements-everywhere#318 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Historical Test Data for Compatibility Milestones Open

PRs Welcome

webcomponents/custom-elements-everywhere#342 · 1 comment · 2 reactions · 0 assignees · Indexed Sep 15, 2026
Add tests for ability to work with customized built-ins Open

Additional Tests

webcomponents/custom-elements-everywhere#376 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Update name of DIO to Dyo Open

PRs Welcome

webcomponents/custom-elements-everywhere#516 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add https://www.htmlelements.com/ Open

webcomponents/custom-elements-everywhere#559 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
What about producing custom elements? Open

Additional Tests

webcomponents/custom-elements-everywhere#580 · 4 comments · 2 reactions · 0 assignees · Indexed Sep 15, 2026
Passing camelCase properties Open

Additional Tests

webcomponents/custom-elements-everywhere#584 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Add test to emit custom event Open

Additional Tests

webcomponents/custom-elements-everywhere#758 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Include supporting events in the capture and bubble phases Open

Additional Tests

webcomponents/custom-elements-everywhere#909 · 5 comments · 2 reactions · 0 assignees · Indexed Sep 15, 2026
Add a test on event with colon in the name Open

Additional Tests

webcomponents/custom-elements-everywhere#986 · 0 comments · 5 reactions · 0 assignees · Indexed Sep 15, 2026
Vue does not handle prop named value well Open

Additional Tests

webcomponents/custom-elements-everywhere#988 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Design a better list / front page Open

Type: Enhancement

webcomponents/custom-elements-everywhere#1140 · 0 comments · 2 reactions · 0 assignees · Indexed Sep 15, 2026
Re-add elm Open

webcomponents/custom-elements-everywhere#1208 · 0 comments · 2 reactions · 0 assignees · Indexed Sep 15, 2026
Add a test for assigning a function as a property value Open

Additional Tests

webcomponents/custom-elements-everywhere#1210 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add fast-elements Open

webcomponents/custom-elements-everywhere#1759 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add tests that two-way binding facilities work with custom elements Open

webcomponents/custom-elements-everywhere#1776 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
NextJS testing & support Open

webcomponents/custom-elements-everywhere#1917 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add a test that attributes added in custom elements aren't removed by the framework Open

webcomponents/custom-elements-everywhere#2047 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
I'd like to write some tests for Quarkc Open

webcomponents/custom-elements-everywhere#2235 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
npm ci error Open

webcomponents/custom-elements-everywhere#2236 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
More property tests: camelCase names and inherited accessors Open

webcomponents/custom-elements-everywhere#2238 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Testing exposed methods Open

webcomponents/custom-elements-everywhere#2300 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Add @nolanlawson as maintainer Open

webcomponents/custom-elements-everywhere#2323 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 15, 2026
New test: custom elements should not cause infinite reactivity loops in signals-based libraries Open

webcomponents/custom-elements-everywhere#2324 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
New test: control over setting attributes, JS properties, events, and boolean attributes Open

webcomponents/custom-elements-everywhere#2352 · 6 comments · 9 reactions · 0 assignees · Indexed Sep 15, 2026
Declarative shadow DOM Open

webcomponents/custom-elements-everywhere#2353 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
would like to write tests for enhance.dev Open

webcomponents/custom-elements-everywhere#2419 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add new event test for frameworks breaking event bubbling. Open

webcomponents/custom-elements-everywhere#2420 · 4 comments · 8 reactions · 0 assignees · Indexed Sep 15, 2026
caniuse style information? Open

webcomponents/custom-elements-everywhere#2454 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Qwik support Open

webcomponents/custom-elements-everywhere#2477 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Remove Angularjs Open

webcomponents/custom-elements-everywhere#2496 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
React and Vue strip attributes Open

webcomponents/custom-elements-everywhere#2551 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add tests for rendering into shadow doms with custom elements everywhere Open

webcomponents/custom-elements-everywhere#2553 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Add tests for binding value correctness Open

webcomponents/custom-elements-everywhere#2559 · 3 comments · 3 reactions · 0 assignees · Indexed Sep 15, 2026

webcomponents/custom-elements-everywhere

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