JakeWharton/u2020 resource

Health v2 · maintenance only

Flags: no_releases

Adoption not part of the score

5619 stars · 907 forks observed · 2026-08-28

What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-29, confidence not recorded

U+2020 is a sample Android app by Jake Wharton demonstrating advanced Dagger dependency injection usage alongside other open-source libraries. Its debug build variant showcases patterns like a debug drawer, endpoint switching, and in-memory mock mode for testing.

Use cases

• learn advanced Dagger dependency injection patterns in Android
• see how to structure debug vs release build variants
• implement a debug drawer with developer options in an Android app
• set up mock mode to simulate a backend server in-memory
• find a reference architecture for a modern Android app
• learn how to override modules for debug builds

When to choose

• you want a real-world reference for Dagger module organization and overrides
• you are building Android debug tooling like a developer drawer or mock mode
• you want to study build-type-specific code in Android Gradle projects

When to avoid

• you need a production-ready app or maintained library to depend on
• you want current best practices - the codebase predates modern Android stacks like Kotlin, Hilt, and Compose
• you need a tutorial with step-by-step guidance rather than example code

Facets

learning-resource · maturity maintenance

mocking developer-tools ui-components android-tools mobile-development developer-tools tutorials jvm dagger sample-app debug-drawer android-debugging dependency-injection mock-mode build-types android mobile

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