Open-source alternatives to RxJava2 Android Samples

This repository serves as an educational resource for implementing asynchronous programming patterns in Android applications using Kotlin Coroutines and Flow. It provides a collection of practical examples and unit tests designed to demonstrate how to manage background tasks, concurrent network requests, and reactive data streams while maintaining a responsive user interface. The project focuses on structured concurrency, offering patterns for organizing tasks into hierarchical scopes that automatically propagate cancellation and lifecycle signals. It emphasizes the integration of lifecycle-a

MVPArms is an Android application framework based on the Model-View-Presenter pattern. It provides a foundation for decoupling business logic from user interface components through a structured architectural implementation. The framework features automated boilerplate generation to produce base classes and dependency injection files, reducing manual project setup. It includes a centralized configuration system to manage global application settings and a dependency injection wrapper that bundles networking and image loading libraries. The project covers lifecycle management by binding logic c

RxJavaSamples is a collection of reference implementations and practical guides for applying reactive patterns to asynchronous networking and state management. It provides code demonstrations for integrating reactive streams with Retrofit to handle network requests in a non-blocking manner. The project focuses on asynchronous patterns for managing API calls, including the combination of concurrent streams and the use of subjects to cache emitted values for state management. It specifically demonstrates how to implement automated token refresh workflows to maintain authenticated sessions witho

R3 is a reactive extensions library and asynchronous data pipeline framework. It provides a system for composing asynchronous data streams, managing reactive state, and coordinating event sequences using observable patterns. The project distinguishes itself with a deterministic testing toolkit that mocks time and frame updates to ensure reproducible unit tests for asynchronous logic. It also includes observability tools for tracking active subscriptions and generating stack traces to identify memory leaks, alongside centralized exception routing for pipeline recovery. The framework covers a

This project is a comprehensive learning resource and technical reference for reactive programming with RxJS. It provides a structured curriculum, curated examples, and an indexed operator catalog to help developers shift from imperative to declarative programming using observable data streams and functional operators. The repository features a library of reactive UI patterns and implementation recipes. These cover practical applications such as type-ahead search, game loops, gesture-based interactions like swipe-to-refresh, and security overlays like lockscreens. The resource covers a broad

RIBs is a mobile architecture framework that structures applications around isolated, lifecycle-managed units of business logic called RIBs. Each RIB separates routing, business logic, and construction into distinct classes through the Router-Interactor-Builder pattern, with hierarchical dependency injection scoping dependencies per node and static analysis enforcing architectural rules at build time. The framework enforces automatic disposal of Rx subscriptions scoped to interactor lifecycles, blocking compilation when subscriptions lack proper disposal to prevent memory leaks. It supports v

RxLifecycle is a lifecycle management library for RxJava that binds observable streams to Android component lifecycles. It functions as a reactive stream lifecycle wrapper and a memory leak prevention tool by automatically terminating asynchronous sequences when activities or fragments are destroyed. The library integrates RxJava with Android lifecycle states to ensure that resource management is handled automatically. It prevents memory leaks by disconnecting streams and disposing of subscriptions when a component reaches a specific lifecycle state. The project covers the domain of Android

RxSwift is a reactive programming library for Swift that provides a framework for managing push-based data flows and composing asynchronous, event-based programs. It utilizes observable sequences and functional operators to transform and filter asynchronous sequences through a declarative approach. The library is distinguished by its ability to link asynchronous data streams directly to user interface elements, automating view updates via reactive data binding. It includes specialized tools for tracking UI control properties and events on the main thread, as well as the ability to encapsulate

RxPY is a functional reactive programming library and a ReactiveX observable library for Python. It serves as an asynchronous stream processor and event-driven coordination framework used to build data pipelines that react to changes in state or streams of events over time. The library provides a toolkit for composing asynchronous and event-based programs using observable sequences and operators. It distinguishes itself through the use of configurable schedulers to manage concurrency, timing, and subscription lifecycles. The project covers a wide range of stream processing capabilities, incl

MVVMHabit is an Android development framework and base library that implements the MVVM architecture using Android Architecture Components. It provides a pre-integrated foundation designed to decouple business logic from user interface rendering and lifecycle management. The project distinguishes itself by bundling a comprehensive set of architectural templates, including a reactive event bus for decoupled component communication, token-based data exchange between logic instances, and a single-activity fragment hosting system to reduce manifest overhead. The framework covers broad capability

Effector is a reactive state management library and data flow orchestrator designed for building complex, event-driven applications. It models application logic as a directed acyclic graph, where state updates and asynchronous side effects propagate automatically through declarative pipelines. By decoupling business logic from user interface layers, it allows developers to maintain state in independent containers that communicate via standard interfaces, ensuring the system remains framework-agnostic. The library distinguishes itself through its robust support for isolated execution scopes, w

Reactor is a reactive streams library and framework for building asynchronous data pipelines. It provides a system for coordinating execution contexts via an asynchronous event-loop manager, alongside a set of reactive abstractions for implementing high-performance TCP, UDP, QUIC, and HTTP services. The project includes a specialized testing tool for verifying the timing and order of asynchronous data flows and a bill of materials to synchronize compatible versions of core reactive libraries and networking add-ons. Its capability surface covers non-blocking network services, demand-based bac

mini-spring is a Java dependency injection framework and inversion of control container. It manages the full lifecycle of beans, including instantiation, property population, and scope management, while providing a system for automating the wiring of components. The project implements a Java AOP framework that uses dynamic proxies to intercept method calls for cross-cutting logic. It also functions as a Java component scanner to automatically discover and register managed objects via annotations and as a Java event bus to decouple components through a publish-subscribe multicast system. The

RxGo is a functional reactive programming library and an implementation of ReactiveX for the Go language. It serves as an asynchronous stream processing toolkit designed to coordinate event-based programs and data flows using the observable pattern. The library enables the construction of asynchronous processing pipelines that transform, filter, and combine event sequences. It distinguishes itself through the use of functional operators to compose these pipelines and provides mechanisms for managing concurrent execution. The toolkit covers a broad range of stream orchestration capabilities,

This project is an Android RecyclerView adapter wrapper designed to reduce boilerplate code when building complex lists. It serves as a framework for simplifying data binding and managing the interaction between data models and their corresponding view holders. The library distinguishes itself through specialized support for multi-type layout rendering, where diverse data models are mapped to specific layouts within a single list. It provides a structural implementation for expandable list frameworks that allow users to collapse or expand hierarchical items to reveal nested content. Addition

RxBinding is an Android UI binding library that transforms standard view listeners into RxJava observables. It serves as a bridge and reactive wrapper, converting user interactions and widget states into reactive data flows. The project enables the implementation of reactive programming patterns across Android system interactions. By treating UI interactions as data streams, it allows for the asynchronous handling of events to decouple the view layer from business logic. The library covers the conversion of UI events into streams, the management of widget states to trigger application update

Otto is an event-driven communication system designed as an event bus for Android applications. It provides a mechanism to decouple application components by routing events between them without requiring direct dependencies. The system is state-aware, meaning it can provide the most recent known value to new subscribers immediately upon registration. It operates as a synchronous event dispatcher, ensuring all registered listeners respond to an object before execution continues. The library includes capabilities for event subscription management and thread execution enforcement to restrict ca

EventBus is a publish-subscribe messaging library designed to facilitate decoupled communication between components in Java applications. It functions as a central hub where producers dispatch events that are routed to subscribers based on the class type of the payload. By using annotation-based markers, the system maps event handlers to specific data types, allowing different parts of an application to exchange information without requiring direct references between classes. The library distinguishes itself through a focus on performance and execution control. It utilizes a compile-time inde

PromiseKit is a future-based concurrency framework and promise library for Swift and Objective-C. It functions as an asynchronous workflow coordinator, representing the eventual result of an operation to simplify concurrency logic and replace nested callback structures. The framework enables the coordination of both sequential and parallel asynchronous tasks. It provides a structured pipeline for chaining operations, allowing the results of one task to be passed into the next and facilitating the execution of multiple operations simultaneously. The library includes a state-machine based reso

PubSubJS is a lightweight JavaScript library that implements the publish-subscribe pattern to manage decoupled communication between different parts of an application. It functions as a dependency-free message broker and event bus, allowing components to exchange data without requiring direct dependencies. The system enables the orchestration of events through named topics, allowing developers to register subscriber callbacks and broadcast messages to all interested listeners. It specifically supports the decoupling of component communication and the notification of state changes across multi

RxAndroid is a reactive programming library and binding layer that integrates RxJava with the Android runtime environment. It provides a framework for composing asynchronous data streams and managing event-driven workflows specifically tailored for Android's threading requirements. The library functions as an Android thread scheduler, routing reactive operations to the main UI thread or specific Android loopers. This ensures that asynchronous task outcomes are dispatched to the primary interface thread for safe updates of visual components while preventing background processing from blocking

This project is a curated collection of Android development code snippets, implementation patterns, and technical guides designed to assist in building and maintaining mobile applications. It serves as a reference for standard mobile architecture, providing structured approaches to common development requirements and system integration tasks. The repository distinguishes itself by offering specific technical strategies for managing application lifecycles, optimizing memory usage, and ensuring interface responsiveness in resource-constrained environments. It provides programmatic techniques fo

coobjc is an Objective-C coroutine library that provides await methods and generators to simplify asynchronous programming in Objective-C and Swift. It enables the implementation of non-blocking workflows to eliminate nested callbacks and thread blocking. The toolkit includes a non-blocking Foundation wrapper to convert synchronous Foundation and UIKit APIs into suspendable operations. It provides a lazy sequence generator for producing values on demand via yield, as well as a channel-based communication tool for exchanging data between concurrent tasks using buffered and unbuffered channels.

Glide is an image loading and caching library for Android that fetches and decodes images, GIFs, and video stills from local or remote sources. It functions as a media rendering framework and memory management tool designed to resize and downsample assets to fit specific view dimensions. The system prioritizes scrolling performance through a multi-level caching strategy that stores decoded media in memory and raw data on disk. It employs resource pooling to reuse bitmap memory and binds image loading tasks to component lifecycles to automatically release resources and prevent memory leaks. T

q is a JavaScript promise library and asynchronous flow controller designed to manage non-blocking operations. It serves as a system for coordinating parallel tasks and sequencing asynchronous workflows through task chaining and error propagation. The library distinguishes itself with specialized debugging tools that capture long stack traces across asynchronous jumps and monitor unhandled rejections to prevent silent failures. It also functions as a remote object proxy, forwarding method calls to remote targets and routing responses back through promises. The project provides comprehensive

Conductor is a view-based framework for Android applications that provides a system for orchestrating UI components through lifecycle controllers, navigation routers, and UI coordination. It focuses on managing how views are loaded and unloaded to optimize memory and state. The framework features a routing system for managing screen transitions and history stacks, allowing for the creation of hierarchical layouts such as master-detail views by nesting navigation flows. It also includes an interface for implementing custom animations and visual effects during view switches. Its broader capabi

A collection of reference implementations and code samples for integrating Android camera hardware and software APIs. The project provides demonstrations for using both the Jetpack CameraX library and the low-level Camera2 API to implement photo and video capture features. The repository includes specialized implementations for high-performance recording, such as high-frame-rate slow motion and high-dynamic-range video. It also features examples of machine learning vision, demonstrating how to analyze live camera frames for object detection and QR code scanning. The project covers broad imag