forrestbice

AirMapView

A view abstraction to provide a map user interface with various underlying map providers

amethyst

Nostr client for Android

analytics-android

The hassle-free way to add analytics to your Android app.

aqi

Measure AQI based on PM2.5 or PM10 with a Raspberry Pi and a SDS011 particle sensor

DefinitelyTyped

The repository for high quality TypeScript type definitions.

eng-practices

Google's Engineering Practices documentation

EventBus

Android optimized event bus that simplifies communication between Activities, Fragments, Threads, Services, etc. Less code, better quality.

gson-fire

A java library that adds some very useful features to Gson, like Date serializing to unix timestamp or RFC3339, method (getters) serialization, pre/post processors and many others. Check out the documentation to learn how to use it!

haha

Java library to automate the analysis of Android heap dumps.

hoko-android

HOKO Android SDK

java-code-styles

IntelliJ IDEA code style settings for Square's Java and Android projects.

kotlinpoet

A Kotlin API for generating .kt source files.

kscript

Scripting enhancements for Kotlin

leakcanary

A memory leak detection library for Android and Kotlin.

okhttp

An HTTP+HTTP/2 client for Android and Java applications.

okio

A modern I/O API for Java

openmtp

OpenMTP - Advanced Android File Transfer Application for macOS

picasso

A powerful image downloading and caching library for Android

plasma

A native Android client for nostr

polar

One-click Bitcoin Lightning networks for local app development & testing

react-native

A framework for building native apps with React.

reserve.wanderinglabs

retrofit

Type-safe HTTP client for Android and Java by Square, Inc.

sqldelight

Generates typesafe Kotlin APIs from SQL

TapTargetView

An implementation of tap targets from the Material Design guidelines for feature discovery

wire

Clean, lightweight protocol buffers for Android and Java.

workflow

A library for making composable state machines, and UIs driven by those state machines.

workflow-android-template

Template project for new Workflow-based Android apps – just clone and start building!

workflow-kotlin

A Swift and Kotlin library for making composable state machines, and UIs driven by those state machines.

workflow-kotlin-compose

Jetpack Compose integration for Square Workflows.