On my way to #w3cTPAC with a Chromium build with the entirety of the #CrossOriginStorage API: * `navigator.crossOriginStorage.getFileHandle()` * `crossoriginstorage` attribute for HTML * `cross-origin-storage()` URL request modifier for CSS * `crossOriginStorage` import attribute for JS * `crossOriginStorage` `RequestInit` option for `fetch()` * Strawman `browser.crossOriginStorage.*` for extensions * `chrome://settings/content/crossOriginStorage` Settings * DevTools Try: https://github.com/tomayac/Chromium/releases/tag/chromium-cos-macos-arm64-2026-10-20