https://openpwa.net/ Evergreen PWA reference entries, ordered by their last verification date. en https://openpwa.net/reference/platforms/firefox/ https://openpwa.net/reference/platforms/firefox/ Sat, 03 Oct 2026 00:00:00 GMT What installing a web app means on Firefox — taskbar web apps on Windows since Firefox 143, manifest-driven installation on Firefox for Android, no install prompt or beforeinstallprompt anywhere — and how to write install-flow code that does not assume one exists. https://openpwa.net/reference/installation/install-prompt/ https://openpwa.net/reference/installation/install-prompt/ Sat, 03 Oct 2026 00:00:00 GMT How beforeinstallprompt works, how to defer and trigger it from a user gesture, installability criteria, and why iOS requires a manual Add to Home Screen. https://openpwa.net/compatibility/manifest-widgets/ https://openpwa.net/compatibility/manifest-widgets/ Sat, 03 Oct 2026 00:00:00 GMT The widgets manifest member registers PWA widgets on an operating-system widgets board. Microsoft documents it for the Windows 11 Widgets Board. https://openpwa.net/reference/capabilities/webrtc/ https://openpwa.net/reference/capabilities/webrtc/ Fri, 02 Oct 2026 00:00:00 GMT How getUserMedia, RTCPeerConnection, and RTCDataChannel fit together: signaling, ICE candidates, rendering the remote stream in a video element, and hang-up. https://openpwa.net/reference/capabilities/credential-management/ https://openpwa.net/reference/capabilities/credential-management/ Fri, 02 Oct 2026 00:00:00 GMT navigator.credentials lets a site create, store, and retrieve sign-in credentials: the four credential types, the mediation modes, and the browser gaps. https://openpwa.net/news/safari-27-adds-full-spec-compliance-for-top-level-await/ https://openpwa.net/news/safari-27-adds-full-spec-compliance-for-top-level-await/ Fri, 02 Oct 2026 00:00:00 GMT WebKit rebuilt Safari's ES module loader in pure C++, so top-level await now follows the ECMAScript spec instead of an abandoned 2016 proposal. https://openpwa.net/reference/notifications/notifications-api/ https://openpwa.net/reference/notifications/notifications-api/ Thu, 01 Oct 2026 00:00:00 GMT How a PWA shows OS-level notifications: the permission model, persistent versus non-persistent notifications, and why mobile means persistent ones. https://openpwa.net/reference/notifications/ios-safari-push/ https://openpwa.net/reference/notifications/ios-safari-push/ Thu, 01 Oct 2026 00:00:00 GMT Web Push on iOS, iPadOS and Safari: the Home Screen requirement, the gesture-bound prompt, VAPID subscriptions, and the WebKit rules to design around. https://openpwa.net/reference/manifest/protocol-handlers/ https://openpwa.net/reference/manifest/protocol-handlers/ Thu, 01 Oct 2026 00:00:00 GMT The protocol_handlers manifest member registers a web app in the OS's application preferences as a handler for URL schemes such as mailto or web+jngl. https://openpwa.net/reference/manifest/categories/ https://openpwa.net/reference/manifest/categories/ Thu, 01 Oct 2026 00:00:00 GMT The categories manifest member lists classifications such as productivity or games that help users discover a web app in app stores and other catalogs. https://openpwa.net/compatibility/twa/ https://openpwa.net/compatibility/twa/ Thu, 01 Oct 2026 00:00:00 GMT Trusted Web Activity opens your PWA from an Android app as a full-screen browser tab, with no browser UI, once Digital Asset Links verification passes. https://openpwa.net/reference/platforms/desktop/ https://openpwa.net/reference/platforms/desktop/ Wed, 30 Sep 2026 00:00:00 GMT How Chrome and Edge install a PWA from the desktop URL bar, what the manifest display fallback chain gives you, and why each browser keeps its own copy. https://openpwa.net/reference/platforms/chrome-android/ https://openpwa.net/reference/platforms/chrome-android/ Wed, 30 Sep 2026 00:00:00 GMT How PWAs install and run on Chrome for Android — the beforeinstallprompt flow, the WebAPK Chrome generates for you, and Trusted Web Activity for Google Play. https://openpwa.net/reference/performance/startup-performance/ https://openpwa.net/reference/performance/startup-performance/ Wed, 30 Sep 2026 00:00:00 GMT Measure the wait before your app's content appears, using the paint entries first-paint and first-contentful-paint plus the navigation timing milestones. https://openpwa.net/reference/notifications/periodic-background-sync/ https://openpwa.net/reference/notifications/periodic-background-sync/ Wed, 30 Sep 2026 00:00:00 GMT How periodic background sync gives an installed PWA a silent periodic refresh, why Chrome gates it on install and engagement, and how to test it in DevTools. https://openpwa.net/reference/performance/lighthouse/ https://openpwa.net/reference/performance/lighthouse/ Wed, 23 Sep 2026 00:00:00 GMT Lighthouse audits pages for performance, accessibility and SEO. Its PWA category was removed, because those checks were tied to Chrome installability criteria. https://openpwa.net/reference/manifest/scope/ https://openpwa.net/reference/manifest/scope/ Wed, 23 Sep 2026 00:00:00 GMT How the manifest scope member decides which URLs get the app-like interface, how prefix matching and the fallback scope work, and how to test a URL at runtime. https://openpwa.net/reference/manifest/icons/ https://openpwa.net/reference/manifest/icons/ Wed, 23 Sep 2026 00:00:00 GMT What the manifest icons member does, which properties are actually required, when a maskable icon is needed, and how to verify the icons you shipped at runtime. https://openpwa.net/reference/capabilities/web-serial/ https://openpwa.net/reference/capabilities/web-serial/ Wed, 23 Sep 2026 00:00:00 GMT How navigator.serial.requestPort() and getPorts() grant page access to a serial port, which browsers support it, and how to feature-detect it with a fallback. https://openpwa.net/guides/push-notifications/ https://openpwa.net/guides/push-notifications/ Wed, 23 Sep 2026 00:00:00 GMT Subscribe a service worker to a push service, ask for notification permission at the right moment, and show the message when the push event arrives. https://openpwa.net/guides/app-store-distribution/ https://openpwa.net/guides/app-store-distribution/ Wed, 23 Sep 2026 00:00:00 GMT Wrap your PWA in a Trusted Web Activity for Google Play, package it with PWA Builder for the Microsoft Store, and hide install banners from users who have it. https://openpwa.net/compatibility/web-serial/ https://openpwa.net/compatibility/web-serial/ Wed, 23 Sep 2026 00:00:00 GMT The Web Serial API lets a web app open a serial port via navigator.serial.requestPort() and read or write through the port's readable and writable streams. https://openpwa.net/reference/platforms/ios-safari/ https://openpwa.net/reference/platforms/ios-safari/ Tue, 22 Sep 2026 00:00:00 GMT How PWAs install and run on iOS and iPadOS — Add to Home Screen, web app mode, Web Push and badging for Home Screen apps, and the WebKit limits to design for. https://openpwa.net/reference/installation/ios-add-to-home-screen/ https://openpwa.net/reference/installation/ios-add-to-home-screen/ Tue, 22 Sep 2026 00:00:00 GMT How PWA installation works on iOS and iPadOS — the manual Add to Home Screen gesture, what the Home Screen entry can do, and the iOS 26 change to web app mode. https://openpwa.net/reference/capabilities/file-system-access/ https://openpwa.net/reference/capabilities/file-system-access/ Tue, 22 Sep 2026 00:00:00 GMT Pickers, file and directory handles, the permission model, persisting handles in IndexedDB, OPFS, and what to fall back to where the pickers do not exist. https://openpwa.net/compatibility/sensors/ https://openpwa.net/compatibility/sensors/ Tue, 22 Sep 2026 00:00:00 GMT The Sensor APIs expose device sensors such as Accelerometer and Gyroscope through a common design, in secure contexts and behind a Permissions API grant. https://openpwa.net/compatibility/idle-detection/ https://openpwa.net/compatibility/idle-detection/ Tue, 22 Sep 2026 00:00:00 GMT The Idle Detection API reports whether the user is active or idle and whether the screen is locked, behind a permission grant and a 60-second threshold. https://openpwa.net/compatibility/eyedropper/ https://openpwa.net/compatibility/eyedropper/ Tue, 22 Sep 2026 00:00:00 GMT The EyeDropper API opens a browser-supplied eyedropper so a custom color picker can sample any on-screen pixel and read it back as an sRGB hex string. https://openpwa.net/reference/capabilities/webtransport/ https://openpwa.net/reference/capabilities/webtransport/ Mon, 21 Sep 2026 00:00:00 GMT Send data over HTTP/3 with reliable streams and unreliable datagrams, how to detect support, and where Chrome, Edge, Firefox and Safari stand. https://openpwa.net/reference/capabilities/web-bluetooth/ https://openpwa.net/reference/capabilities/web-bluetooth/ Mon, 21 Sep 2026 00:00:00 GMT How navigator.bluetooth.requestDevice() requests access to Bluetooth Low Energy devices, the user-activation and secure-context requirements, and the GATT model. https://openpwa.net/reference/capabilities/local-network-access/ https://openpwa.net/reference/capabilities/local-network-access/ Mon, 21 Sep 2026 00:00:00 GMT How Chrome shows a Local Network Access permission prompt before a public page can reach a device on the local network, replacing silent preflight-only checks. https://openpwa.net/reference/capabilities/web-locks/ https://openpwa.net/reference/capabilities/web-locks/ Wed, 16 Sep 2026 00:00:00 GMT How navigator.locks.request() grants exclusive or shared named locks to coordinate work, its storage-bucket scoping, and its secure-context restriction. https://openpwa.net/compatibility/manifest-theme-background-color/ https://openpwa.net/compatibility/manifest-theme-background-color/ Wed, 16 Sep 2026 00:00:00 GMT The theme_color and background_color manifest members set a PWA's UI color and splash background; Safari supports theme_color but not background_color. https://openpwa.net/reference/capabilities/screen-capture/ https://openpwa.net/reference/capabilities/screen-capture/ Tue, 15 Sep 2026 00:00:00 GMT getDisplayMedia() lets a page prompt the user to capture a screen, window, or tab as a MediaStream, for recording locally or sending over WebRTC. https://openpwa.net/reference/capabilities/digital-goods/ https://openpwa.net/reference/capabilities/digital-goods/ Tue, 15 Sep 2026 00:00:00 GMT The Digital Goods API lets a PWA running in a Trusted Web Activity query SKUs and purchases through Google Play Billing, alongside the Payment Request API. https://openpwa.net/compatibility/manifest-scope-extensions/ https://openpwa.net/compatibility/manifest-scope-extensions/ Tue, 15 Sep 2026 00:00:00 GMT Browser support for the Web App Manifest scope_extensions member, letting an installed PWA's navigation scope span other origins opted in via a hosted file. https://openpwa.net/compatibility/manifest-handle-links/ https://openpwa.net/compatibility/manifest-handle-links/ Tue, 15 Sep 2026 00:00:00 GMT Browser support for the Web App Manifest handle_links member, a WICG proposal letting an installed PWA suggest that in-scope links open inside the app. https://openpwa.net/guides/shortcuts/ https://openpwa.net/guides/shortcuts/ Mon, 14 Sep 2026 00:00:00 GMT A step-by-step guide to adding shortcuts entries to your PWA manifest, so an installed app's icon offers quick-action jumps straight to key screens. https://openpwa.net/compatibility/window-management/ https://openpwa.net/compatibility/window-management/ Mon, 14 Sep 2026 00:00:00 GMT The Window Management API (getScreenDetails, isExtended) is supported in Chromium browsers. Firefox and Safari have not implemented it. https://openpwa.net/compatibility/manifest-localization/ https://openpwa.net/compatibility/manifest-localization/ Mon, 14 Sep 2026 00:00:00 GMT The Web App Manifest's dir and lang members are defined by the spec, but MDN notes they are not implemented by any browser today. https://openpwa.net/compatibility/manifest-edge-side-panel/ https://openpwa.net/compatibility/manifest-edge-side-panel/ Mon, 14 Sep 2026 00:00:00 GMT edge_side_panel is a Microsoft Edge-only manifest member for pinning a PWA to the sidebar. Microsoft has announced it is being deprecated. https://openpwa.net/compatibility/contact-picker/ https://openpwa.net/compatibility/contact-picker/ Mon, 14 Sep 2026 00:00:00 GMT Browser support for the Contact Picker API, letting a page ask users to pick contacts via a browser-presented picker and share only selected fields. https://openpwa.net/reference/platforms/samsung-internet/ https://openpwa.net/reference/platforms/samsung-internet/ Sun, 13 Sep 2026 00:00:00 GMT How Samsung Internet installs PWAs: the manual Add to Home screen menu and the ambient-badging plus icon triggered by a standalone or fullscreen manifest. https://openpwa.net/reference/manifest/description/ https://openpwa.net/reference/manifest/description/ Sun, 13 Sep 2026 00:00:00 GMT The description manifest member is optional text for app-store listings; Chrome has supported it since version 88, but Firefox and Safari do not implement it. https://openpwa.net/reference/capabilities/storage-buckets/ https://openpwa.net/reference/capabilities/storage-buckets/ Sun, 13 Sep 2026 00:00:00 GMT How navigator.storageBuckets creates separately named storage buckets, how Chrome exposes IndexedDB inside them, and the history of the durability option. https://openpwa.net/reference/capabilities/sensors/ https://openpwa.net/reference/capabilities/sensors/ Sun, 13 Sep 2026 00:00:00 GMT The Generic Sensor API exposes device sensors like Accelerometer and Gyroscope through common interfaces, behind a secure-context and Permissions API check. https://openpwa.net/reference/storage/localstorage/ https://openpwa.net/reference/storage/localstorage/ Sat, 12 Sep 2026 00:00:00 GMT How localStorage and sessionStorage differ, their same-origin and per-origin quota rules, and why private-browsing behavior actually varies by browser. https://openpwa.net/reference/notifications/notification-actions-badge/ https://openpwa.net/reference/notifications/notification-actions-badge/ Sat, 12 Sep 2026 00:00:00 GMT How Notification actions buttons and the badge image option work, their persistent-notification requirement, and current browser support per MDN. https://openpwa.net/reference/service-worker/background-sync/ https://openpwa.net/reference/service-worker/background-sync/ Fri, 11 Sep 2026 00:00:00 GMT How the Background Sync API defers a failed request until the device regains connectivity, its registration/event API, and execution-time limits. https://openpwa.net/reference/manifest/orientation/ https://openpwa.net/reference/manifest/orientation/ Fri, 11 Sep 2026 00:00:00 GMT What the manifest orientation member requests, how it relates to the separate Screen Orientation API, and what happens when a value isn't honored.