# Launching Interop 2026

DevFeed: [Launching Interop 2026](<https://devfeed.tech/articles/launching-interop-2026-4147.md>)

Original publisher: [Read original article](<https://hacks.mozilla.org/2026/02/launching-interop-2026/>)

Author: Jake Archibald

Published: 2026-02-12T17:07:24Z

Content type: article

Language: en

Sources: [Mozilla Hacks - the Web developer blog](<https://devfeed.tech/sources/mozilla-hacks-the-web-developer-blog.md>)

Topics: [Web](<https://devfeed.tech/topics/web.md>), [Web platform](<https://devfeed.tech/topics/web-platform.md>), [web-standards](<https://devfeed.tech/topics/web-standards.md>), [browsers](<https://devfeed.tech/topics/browsers.md>), [Test coverage](<https://devfeed.tech/topics/coverage.md>), [dashboards](<https://devfeed.tech/topics/dashboards.md>), [WebRTC](<https://devfeed.tech/topics/webrtc.md>), [view transitions](<https://devfeed.tech/topics/view-transitions.md>), [CSS](<https://devfeed.tech/topics/css.md>)

Tags: [apple](<https://devfeed.tech/tags/apple.md>), [browser](<https://devfeed.tech/tags/browser.md>), [css](<https://devfeed.tech/tags/css.md>), [featured-article](<https://devfeed.tech/tags/featured-article.md>), [firefox](<https://devfeed.tech/tags/firefox.md>), [google](<https://devfeed.tech/tags/google.md>), [interop](<https://devfeed.tech/tags/interop.md>), [microsoft](<https://devfeed.tech/tags/microsoft.md>), [mozilla](<https://devfeed.tech/tags/mozilla.md>), [uncategorized](<https://devfeed.tech/tags/uncategorized.md>), [view-transitions](<https://devfeed.tech/tags/view-transitions.md>), [web](<https://devfeed.tech/tags/web.md>), [web-developers](<https://devfeed.tech/tags/web-developers.md>), [web-platform](<https://devfeed.tech/tags/web-platform.md>), [webrtc](<https://devfeed.tech/tags/webrtc.md>)

## AI overview

Mozilla's Interop Project is launching Interop 2026, continuing its cross-browser effort to improve web compatibility through shared priorities and Web Platform Tests. The article reviews Interop 2025's progress, including higher overall scores, broader cross-browser support for major web platform features, and improved reliability for existing features such as WebRTC, CSS Flexbox, and CSS Grid.

## Source excerpt

The Interop Project is a cross-browser initiative to improve web compatibility in areas that offer the most benefit to both users and developers. The group, including Apple, Google, Igalia, Microsoft, and Mozilla, takes proposals of features that are well defined in a sufficiently stable web standard, and have good test suite coverage. Then, we come [...] The post Launching Interop 2026 appeared first on Mozilla Hacks - the Web developer blog.