Android Open source libraries

A summary of important Android open source libraries as of Sep 2016

Transcript

1. Android Open Source Libraries Anirudh S Engineer, Hasura HASURA
2. Clarifications • My definition of Open source • UI libraries won’t be covered • Not including some obvious libraries • This list is not exhaustive
3. Some questions that need answers • How do I choose the right library? • What are the popular libraries? • How do I get involved in the community?
4. TRUSTING A LIBRARY
5. Problem • Dependency • Patches • Support
6. Criteria for trust • Blog post recommendations • GitHub stars • Last date of update • Organization that backs it
7. Companies
8. Why companies work on open source libraries • Give back to the community • Wider adoption • More eyeballs into the internals of the library • Showcase of commitment & investment into the community
9. OPEN SOURCE ANDROID LIBRARIES
10. HTTP Networking • Retrofit by Square • Volley by Google • OkHttp by Square
11. Image downloading • Picasso by Square • Glide by Bump Tech (acq by Google) • Fresco by Facebook • ion by Koushik Dutta (Koush) • Universal Image Loader by nostra13 (Sergey Tarasevich)
12. JSON Handling • Gson by Google • Moshi by Square • Jackson by FasterXML • LoganSquare by BlueLine Labs
13. JSON Alternatives • Protocol buffers - Wire by Square • Apache Thrift - Thrifty by Microsoft
14. ORM • OrmLite by j256 (Gray Watson) • Sugar ORM by satyan (Satya N) • greenDAO by greenrobot • DBFlow by Raizlabs • ActiveAndroid by pardom (Michael Pardo) (not actively updated)
15. Dependency Injection • Dagger by Square • Butterknife by Square (View Injection) • Dagger 2 by Google • Roboguice (retired)
16. Event Bus • EventBus by green robot • Otto by Square
17. Queues • Tape by Square • Android Priority Job Queue by Path (>1 year since last commit)
18. Animations • Rebound by Facebook
19. Debugging • Stetho by Facebook • Chrome DevTools • Network Inspection • Database Inspection • View Hierarchy • dumpapp • Javascript Console
20. Analysis • LeakCanary by Square • Infer by Facebook
21. Reactive Programming • RxJava, RxAndroid by ReactiveX • Agera by Google • RxBinding, RxRelay by Jake Wharton • RxLifecycle by Trello • rxlint by Little Robots • SQLBrite by Square
22. Build systems • Buck by Facebook
23. Unit testing • JUnit • Mockito • Robolectric
24. UI Testing • Espresso • Robotium • Appium • Spoon
25. Deployment • Fastlane • bintray-release by Novoda
26. • ACRA • FlexboxLayout by Google • Bolts by Facebook • Timber by Jake Wharton • DiskLRUCache by Jake Wharton (2 years ago) • Essentials by GreenRobot Miscellaneous
27. Overall picture Disk Server App 1. HTTP 2. Image 3. JSON Handling 4. ORM 5. Dependency injection 6. Event Bus 7. Queues 8. Animations 9. Debugging 10. Analysis 11. Rx 12. Build system 13. Unit testing 14. UI Testing 15. Deployment 16. Miscellaneous
28. OPEN SOURCE ANDROID APPS
29. Google I/O 2015 Wikipedia Wikimedia Commons WordPress DuckDuckGo Firefox
30. Plaid Telegram Signal PocketHub for GitHub ownCloud OwnTracks
31. INVOLVING YOURSELF IN THE COMMUNITY
32. Ways to participate Library App Existing Difficult
 Very valuable Easy
 Valuable Own Difficult
 Hard to determine Moderate Somewhat valuable
33. anirudh24seven Where can you find me?