[w3ctag/design-reviews] Incubation: The `<agecheck>` element (Issue #1296)

marcoscaceres created an issue (w3ctag/design-reviews#1296)

### Explainer

https://github.com/WebKit/explainers/tree/main/agecheck

### The explainer

- [x] Includes the information requested by the [Explainer Explainer](https://w3ctag.github.io/explainer-explainer/#introduction).
- [ ] Follows the [Web Platform Design Principles](https://www.w3.org/TR/design-principles/).
- [ ] Includes or links to answers to the [Security/Privacy Questionnaire](https://www.w3.org/TR/security-privacy-questionnaire/).
- [ ] Describes user research you did to validate the problem and/or design.

### Where and by whom is the work is being done?

- GitHub repo: https://github.com/WebKit/explainers
- Primary contacts:
  - Marcos Cáceres (@marcoscaceres), Apple, author of the explainer

- Organization/project driving the design: WebKit

- Incubation and standards groups that have discussed the design: None yet

- Standards group(s) that you expect to discuss and/or adopt this work when it's
  ready: [Online Safety Community Group](https://www.w3.org/community/online-safety/)

### Feedback so far

- Multi-stakeholder feedback:
  - Chromium comments: None yet
  - Mozilla comments: [The `<agecheck>` element](https://github.com/mozilla/standards-positions/issues/1476)
  - WebKit comments: Proposed by WebKit

- Major unresolved issues with or opposition to this design: No one has taken a public position yet. The explainer lists the open questions in its [Open questions](https://github.com/WebKit/explainers/tree/main/agecheck#open-questions) section.

### You should also know that...

The explainer is an early draft. No browser ships the element, and there is no spec text yet. The [processing model](https://github.com/WebKit/explainers/tree/main/agecheck#processing-model) section lists the steps the browser follows.

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Received on Wednesday, 28 October 2026 17:31:36 UTC