Interest Hub

Mobile & Phones

/r/androiddevreddit.com

Android app development discussion and resources.

Community
reddit
development
/r/iOSProgrammingreddit.com

iOS app development, Swift, Xcode discussion.

Community
reddit
development
Android Developers (Google)developer.android.com

Official Android development docs, SDK, samples.

Wiki
official
documentation
Apple Developerdeveloper.apple.com

Official iOS/macOS development resources from Apple.

Wiki
official
documentation