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This document defines a web platform API that allows script to query the device for information about its screens, and place content on specific screens.
This section describes the status of this document at the time of its publication. A list of current W3C publications and the latest revision of this technical report can be found in the W3C standards and drafts index.
This document was published by the Second Screen Working Group as an Editor’s Draft. This document is intended to become a W3C Recommendation.
Feedback and comments on this specification are welcome. Please use Github issues.
Publication as an Editor’s Draft does not imply endorsement by W3C and its Members. This is a draft document and may be updated, replaced, or obsoleted by other documents at any time. It is inappropriate to cite this document as other than a work in progress.
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This document is governed by the 18 August 2025 W3C Process Document.