Awesome Progressive Web Apps !Awesome (https://cdn.rawgit.com/sindresorhus/awesome/d7305f38d29fed78fa85652e3a63e154dd8e8829/media/badge.svg) (https://github.com/sindresorhus/awesome)

A curated collection of Progressive Web Apps resources.


▐ Progressive web apps are a new breed of web apps. They combine the benefits of a native app with the low friction nature of the web. Progressive web apps start off as simple websites, but as the user interacts
▐ with them, they progressively gain new powers. They transform from a website into something much more like a traditional native app.
▐ 
▐ -- 

If you want to contribute, please read the contribution guidelines (contributing.md).

Contents

- Must Reads (#must-reads)
- Learning Resources (#learning-resources)
- Browser Support (#browser-support)
- Videos (#videos)
- Case Studies (#case-studies)
- Sample Progressive Web Apps (#sample-progressive-web-apps)
- Specific Technologies (#specific-technologies)
  - Service Workers (#service-workers)
  - CacheStorage API (#cachestorage-api)
  - Background Sync (#background-sync)
  - Push Notifications (#push-notifications)
  - IndexedDB (#indexeddb)
  - Installable Web Apps (#installable-web-apps)
- **App Icons** (#app-icons)
  - Web Share APIs (#web-share-apis)
- Awesome Performance (#awesome-performance)

Must Reads

- Building Progressive Web Apps - O'Reilly Media (https://pwabook.com/oreillyapwa) - A deep dive into progressive web apps, service workers, push notifications, background sync, IndexedDB, offline first and much
more.
- Offline Web Applications Using IndexedDB & Service Worker (https://www.udacity.com/course/offline-web-applications--ud899) - A free Udacity course introducing the basic concepts of building a progressive web 
app.

Learning Resources

- Google Developers - Your First Progressive Web App (https://developers.google.com/web/fundamentals/getting-started/your-first-progressive-web-app/?hl=en) - A step-by-step guide to building a progressive web 
apps using the app shell pattern.
- Awesome Service Workers (https://github.com/TalAter/awesome-service-workers) - A collection of awesome resources for learning service workers.
- Service Workers W3C Specification (https://www.w3.org/TR/service-workers/) - The official service workers spec.

Browser Support

- Can I Use - Service Workers (http://caniuse.com/#feat=serviceworkers) - Up-to-date browser support table of ServiceWorker API.
- Is Service Worker ready? (https://jakearchibald.github.io/isserviceworkerready/) - Current status of ServiceWorker support in different browsers.

Videos

- Instant Loading: Building offline-first Progressive Web Apps - Google I/O 2016 (https://youtu.be/cmGr0RszHc8) - A quick dive into the most common technologies and techniques for building progressive web apps.
- Intro To Progressive Web Apps (https://www.udacity.com/course/intro-to-progressive-web-apps--ud811) - This free Udacity course by Google covers intro to PWAs, service workers and web app manifests.
- Offline Web Applications Using IndexedDB & Service Worker (https://www.udacity.com/course/offline-web-applications--ud899) - This free Udacity course is a must if you're planning to dive deep into service 
workers.
- Progressive Web Apps (Chrome Dev Summit 2015) (https://www.youtube.com/watch?v=MyQ8mtR9WxI) - An introduction to progressive web apps by Alex Russell and Andreas Bovens.
- Polymer and Progressive Web Apps: Building on the modern web - Google I/O 2016 (https://www.youtube.com/watch?v=fFF2Yup2dMM) - Using Polymer to build progressive web apps.

Case Studies

- Building the Google I/O 2016 Progressive Web App (https://developers.google.com/web/showcase/2016/iowa2016) - Building and launching a progressive web app using web components, Polymer, and material design.
- AliExpress Case Study (https://developers.google.com/web/showcase/2016/aliexpress) - AliExpress increases conversion rate for new users by 104% with new progressive web apps.
- eXtra Electronics Case Study (https://developers.google.com/web/showcase/2016/extra) - United eXtra Electronics grows eCommerce sales by 100% with Web Push Notifications.
- Jumia Case Study (https://developers.google.com/web/showcase/2016/jumia) - Push Notifications help Jumia reverse cart abandonment and increase conversions by 9X.
- Konga Case Study (https://developers.google.com/web/showcase/2016/konga) - Konga cuts data usage 92% with new Progressive Web App.
- Suumo Case Study (https://developers.google.com/web/showcase/2016/suumo) - Japan's top real estate site supercharges new listings with web Push Notifications and sees a 31% open rate for notifications.

Sample Progressive Web Apps

- PWA.rocks (https://pwa.rocks/) - A showcase of several progressive web apps, collected by the Opera Dev Relations team (https://twitter.com/ODevRel).
- SVGOMG (https://jakearchibald.github.io/svgomg/)
- Guitar Tuner (https://aerotwist.com/blog/guitar-tuner/)
- Voice Memos (https://voice-memos.appspot.com/)
- Hacker News (https://react-hn.appspot.com/)

Specific Technologies

Service Workers

- Awesome Service Workers (https://github.com/TalAter/awesome-service-workers/) - A curated collection of the finest service worker resources.

CacheStorage API

- Offline Storage for Progressive Web Apps (https://medium.com/@addyosmani/offline-storage-for-progressive-web-apps-70d52695513c) - The current state of offline storage in the browser
- CacheStorage API (https://developer.mozilla.org/en-US/docs/Web/API/Cache) - API docs, and sample code from Mozilla.

Background Sync

- Introducing Background Sync (https://developers.google.com/web/updates/2015/12/background-sync) - A gentle introduction to background sync, along with some great videos and code samples.
- Background Sync Explained (https://github.com/WICG/BackgroundSync/blob/master/explainer.md) - The official "explainer" document for background sync, including one-off synchronization and periodic 
synchronization.
- Background Sync Spec (https://wicg.github.io/BackgroundSync/spec/) - The WIP spec for Background Sync.

Push Notifications

- Can I Use - Push API (http://caniuse.com/#feat=push-api) - Up-to-date browser support table of Push API.
- Chrome Platform Status - Web Notifications (https://www.chromestatus.com/feature/5480344312610816) - Implementation status for Chrome and other browsers.
- PWA Dev Summit 2016 codelab - Push Notifications (https://developers.google.com/web/fundamentals/getting-started/push-notifications/?hl=en) Up-to-date getting started tutorial for Progressive Web App, Push 
Notifications and service worker basics.
- Using the Push API (https://developer.mozilla.org/en-US/docs/Web/API/Push_API/Using_the_Push_API) - An article introducing Push API.
- web-push-libs (https://github.com/web-push-libs) - A collection of useful libraries for web push in different technologies (Node.js, PHP, Python, etc.)

IndexedDB

- IndexedDB API (https://developer.mozilla.org/en/docs/Web/API/IndexedDB_API) - API docs, key concepts, and sample code from Mozilla.

Installable Web Apps

- Increasing Engagement with Web App Install Banners (https://developers.google.com/web/updates/2015/03/increasing-engagement-with-app-install-banners-in-chrome-for-android?hl=en) - An intro to App Install 
Banners and making sure Chrome offers your web app to your users.
- Installable Web Apps with the Web App Manifest in Chrome for Android (https://developers.google.com/web/updates/2014/11/Support-for-installable-web-apps-with-webapp-manifest-in-chrome-38-for-Android) - An 
introduction to installable Web Apps in Chrome for Android.

App Icons

- RealFaviconGenerator (http://realfavicongenerator.net/) - A great way to generate all the images, favicons, and associated files needed to display your app icon across different browsers.
- Android Asset Studio - Launcher Icon Generator (https://romannurik.github.io/AndroidAssetStudio/icons-launcher.html) - Generate Android style icons.

Web Share APIs

- Introducing the Web Share API (https://developers.google.com/web/updates/2016/10/navigator-share) - High level introduction to the Web Share API.
- Web Share API explainer (https://github.com/WICG/web-share/blob/master/docs/explainer.md) - An explanation of the API, along with some examples. Part of the proposal doc.
- Web Share Target API (https://github.com/WICG/web-share-target) - The proposal for the Web Share Target API, as well as a high level explainer 
(https://github.com/WICG/web-share-target/blob/master/docs/explainer.md).

Awesome Performance

- Web Fundamentals - Performance (https://developers.google.com/web/fundamentals/performance/) - Google's performance learning portal, containing a wealth of knowledge on optimizing your web apps for perfomance.
- Introducing RAIL: A User-Centric Model For Performance (https://www.smashingmagazine.com/2015/10/rail-user-centric-model-performance/) - The seminal introduction to RAIL by the Gang of Pauls.
- Website Performance Optimization (https://udacity.com/ud884) - A free Udacity course on optimizing websites for speed.
- Browser Rendering Optimization (https://udacity.com/ud860) - A free Udacity course helping you create web apps that maintain jank-free 60fps performance.
- The PRPL Pattern (https://developers.google.com/web/fundamentals/performance/prpl-pattern/) - A new pattern for structuring and serving Progressive Web Apps, with an emphasis on performance.
- Browser Rendering Performance (https://developers.google.com/web/fundamentals/performance/rendering/) - Understand how HTML, JavaScript and CSS is handled by the browser, and how to optimize your page 
accordingly.