# ETag header support

**URL:** <https://meta.discourse.org/t/etag-header-support/136729>\
**Category:** Feature\
**Created:** [December 20, 2019, 6:14pm UTC](https://meta.discourse.org/t/etag-header-support/136729 "2019-12-20T18:14:53Z")\
**Posts on this page:** 1\
**Showing post:** 1

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**Author:** ![JackCA](https://avatars.discourse-cdn.com/v4/letter/j/b2d939/32.png) [@JackCA](https://meta.discourse.org/u/JackCA)\
**Post date:** [December 20, 2019, 6:14pm UTC](https://meta.discourse.org/t/etag-header-support/136729/1 "2019-12-20T18:14:54Z")

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I feel like ETag’s would have a large positive performance impact for page loads since most of the HTML pages are not cached. This would avoid the server from needing to serve the page if the client already has downloaded it.

Has there been any thought around this?

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_[View the full topic](https://meta.discourse.org/t/etag-header-support/136729)._