Open-source alternatives to AR.js

model-viewer is a web component used to render and interact with three-dimensional models directly in a web browser. It functions as a glTF 3D model renderer and an interactive WebGL component, encapsulating a 3D rendering pipeline within a custom HTML element. The project enables web-based augmented reality, allowing 3D assets to be projected into physical environments using a mobile device camera. It provides tools for augmented reality projection and experience creation by combining 3D models with camera tracking. The component supports 3D product visualization and the integration of inte

The Android ARCore SDK is a software development kit and augmented reality framework used to create experiences on Android devices. It provides a collection of tools and native libraries for tracking device motion and mapping physical environments to place virtual objects in real space. The framework utilizes an environmental tracking API to detect physical planes and estimate ambient lighting, which blends digital content with the real world. It includes systems for fixing virtual content to specific physical locations to maintain spatial stability as a user moves through an environment. Th

Traccar is an open-source GPS tracking server that receives location data from over 2000 device models using 200 different communication protocols, functioning as a multi-protocol device gateway for real-time position monitoring and fleet management. It provides a self-hosted fleet management platform deployable on Windows, Linux, or cloud infrastructure, with a geofencing engine that defines virtual boundaries and triggers configurable alerts when devices enter or exit those zones. The server delivers real-time device positions, events, and status updates to connected clients through WebSock

ctrlp.vim is a fuzzy file navigation tool for the Vim editor. It enables the location and opening of files, buffers, tags, and recently used items through approximate string matching and regular expressions. The project identifies project roots by scanning for version control markers and configuration files. It allows for the creation of new files and their required parent directories directly from the search interface, and can open multiple files simultaneously. Broad capabilities include text editor resource management and workflow automation, such as executing specific commands immediatel

ARKit-CoreLocation is a location integration framework designed to synchronize augmented reality scenes with real-world GPS coordinates. It provides a geospatial positioning engine and anchor system that links 3D scene objects to specific physical latitudes and longitudes. The framework distinguishes itself through sensor-fusion coordinate alignment, combining high-frequency motion data with GPS updates to maintain stable coordinates and refine user positioning. It includes specialized tools for compass calibration and scene orientation correction to align the 3D environment with True North.

opentrack is head tracking software for simulators that measures a user's head orientation using cameras, sensors, or a smartphone's gyroscope and sends the data to flight simulators and games for immersive view control. It detects printed fiducial markers from a webcam feed to compute head rotation angles with sub‑degree accuracy, and it can also stream orientation data from a phone's IMU over a local network, replacing dedicated hardware. A plugin‑based pipeline architecture drives the tracking process through a configurable chain of input, filter, and output modules connected by a shared da

RxTool is an Android development utility library consisting of reusable components and helper classes for common mobile development tasks. It provides a coordinated set of toolkits for hardware interfacing, media processing, and user interface construction. The project features specialized implementations for mobile payment integration with Alipay and WeChat Pay, as well as dedicated tools for social sharing workflows. It includes a security-focused set of human verification widgets, such as puzzle and sliding captchas, to prevent automated bot interactions. The library covers a broad capabi

ESP32-DIV is a handheld wireless pentesting platform designed for analyzing and disrupting a wide range of wireless protocols. It functions as a multi-band radio analyzer, RFID and NFC tag manipulator, and GPS wardriving logger, providing a unified interface for security auditing and signal research. The project distinguishes itself through a modular radio abstraction that allows switching between Wi-Fi, BLE, Sub-GHz, RFID/NFC, and infrared hardware modules. It features a touch-driven TFT interface for navigating toolsets and managing signal profiles, as well as the ability to emulate Bluetoo

MvvmCross is a .NET MVVM framework designed for building cross-platform applications by separating business logic from native user interfaces. It functions as a navigation engine and a UI data binding library, enabling the encapsulation of logic within view models that are reused across different operating systems. The framework provides a native hardware abstraction layer and a dependency injection container to decouple components and provide a consistent interface for accessing device features. It coordinates type-safe transitions between native screens and manages the synchronization of da

Pwnagotchi is an AI-powered wireless auditor and handshake capture tool that uses deep reinforcement learning to autonomously collect wireless security handshakes and crackable key material. It serves as an automation framework for network instrumentation, adapting its operational parameters based on the local wireless environment to maximize data collection. The system distinguishes itself through distributed coordination, allowing multiple hardware units to share presence and divide wireless channels to optimize collective capture and perform distributed wireless mapping. It incorporates ge

This project is a collection of optional, community-contributed algorithms and specialized vision tools that extend the core OpenCV framework. It serves as a comprehensive library of extra modules for computer vision research, providing advanced toolsets for image processing, visual data analysis, and object detection. The library includes specialized frameworks for augmented reality tracking, biometric face recognition, and three-dimensional pose estimation. It provides distinct capabilities for identifying AR markers, tracking 3D object silhouettes, and performing neural network vulnerabili

GoCV is a computer vision library and Go language binding for OpenCV. It serves as an image processing toolkit and deep learning inference engine, providing programmatic access to a wide range of algorithms for image manipulation, object detection, and video analysis. The project differentiates itself through high-performance native bindings and hardware acceleration. It utilizes a foreign function interface to map Go calls to C++ functions and includes a hardware-agnostic backend dispatch to route neural network tasks to computation engines such as CUDA and OpenVINO. The library covers a br

GoGoGo is an Android tool that overrides a device's reported GPS location using the Android debug API, requiring no root access. It functions as a non-root GPS spoofing application, enabling users to set fake coordinates and simulate movement through an on-screen joystick interface built on Baidu Maps. The application distinguishes itself by combining direct coordinate input with a joystick-driven movement simulator that translates on-screen control into incremental GPS updates. It also includes a map-based coordinate pinning feature that lets users tap a location on a Baidu Map view to extra

This project is a collection of Android application reference implementations and sample projects. It provides educational source code demonstrating standard development patterns for building functional mobile applications. The repository includes specific examples for Android UI design, data persistence, and hardware integration. It provides reference implementations for handling long-running background processes and system broadcasts, as well as demonstrations of building layouts and custom graphics. The codebase covers a broad range of capabilities including network programming for remote

This repository is a comprehensive collection of reference implementations and sample libraries for the Universal Windows Platform. It provides practical examples of how to use Windows Runtime APIs to build cross-device applications, including detailed guidance on XAML-based declarative user interfaces and DirectX-integrated rendering. The project distinguishes itself by providing a wide array of hardware integration suites, covering low-level communication with USB, Serial, I2C, SPI, and GPIO peripherals. It includes specialized implementations for mixed reality holographic rendering, advanc

Maestro is a declarative mobile and web UI automation framework designed for end-to-end testing. It operates by querying the native accessibility tree of an application, allowing for black-box testing without requiring source code instrumentation or platform-specific dependencies. The framework distinguishes itself through a unified command syntax that abstracts interactions across Android, iOS, and web environments. It features a dynamic synchronization engine that automatically pauses test execution to account for non-deterministic animations and network-dependent content loading, ensuring

Meshroom is a node-based photogrammetry software designed to transform collections of two-dimensional images into three-dimensional models and scene geometry. It provides a visual interface for constructing and managing modular data pipelines, allowing users to automate complex computer vision tasks such as feature extraction, depth map estimation, and mesh generation. The software distinguishes itself through a distributed computational framework that dispatches resource-intensive tasks across local hardware or remote render farms. By utilizing a directed acyclic graph execution model, it en

This firmware transforms an ESP32 device into a portable penetration testing platform by combining an embedded JavaScript runtime with multi-protocol wireless attack capabilities, USB and Bluetooth HID emulation, and a menu-driven user interface. It is designed as a unified system that integrates persistent storage, hardware abstraction for external radio modules, a serial command protocol for headless operation, and a web-based remote desktop that streams the device screen and relays button inputs for remote control. The custom JavaScript scripting environment enables users to write and run

react-use is a collection of reusable state and effect hooks for managing common logic in React applications. It serves as a comprehensive library for implementing state management patterns and wrapping various browser APIs into consistent hook interfaces. The project provides a specialized toolkit for DOM interaction and browser API integration, allowing components to track element dimensions, manage cookies, and monitor hardware sensors. It includes a suite of animation and timing utilities for physics-based numeric interpolation and frame-synced state updates. Beyond basic state managemen

This project is a comprehensive library of reusable React hooks designed to simplify browser API integration, state management, and component lifecycle tracking. It provides a declarative interface for managing complex browser interactions, allowing developers to encapsulate imperative logic into modular, composable functions that integrate directly with the component lifecycle. The library distinguishes itself by offering specialized utilities for asynchronous data orchestration, including built-in caching, retry logic, and loading state management. It also features advanced performance opti

LibGDX is a Java-based framework designed for cross-platform game development, enabling the creation and deployment of 2D and 3D games across desktop, mobile, and web environments from a single codebase. It functions as a comprehensive library that abstracts hardware-accelerated graphics, audio, input, and file system access, providing a unified interface for developers to manage game logic and application lifecycles. The framework distinguishes itself through a high-performance architecture that prioritizes efficiency and native interoperability. It utilizes a batch-oriented graphics pipelin

This project is a customizable animation engine and digital rain visualizer. It functions as a dynamic visual effects sandbox and WebGL graphics demonstration that simulates falling code animations. The system distinguishes itself through the use of browser address bar parameters to modify colors, geometry, and animation speed in real time. It allows for the integration of live camera feeds and static images to create mirrored or masked compositions. The engine covers high-performance graphics rendering, coordinate-based perspective mapping, and dynamic color palette customization via themed

SystemJS is a dynamic dependency manager and universal module loader that resolves and executes JavaScript modules across different browser and server environments. It functions as an import map polyfill, mapping bare module specifiers to absolute URLs to manage dependencies without requiring a build step. The project provides a system for integrating diverse formats, including AMD and global scripts, into a modern ES module workflow. It enables browser module polyfilling for environments that lack native support for ES modules and import maps, and it allows for dynamic runtime hot-reloading

LibreNMS is an SNMP network monitoring system and IT infrastructure management suite. It serves as an automated network discovery tool and infrastructure dashboard, enabling the identification and monitoring of network hardware and operating systems. The system differentiates itself through a rule-based alerting engine and a comprehensive IT incident workflow integration. It supports complex alert routing, including escalation sequences and direct ticket generation for project management and service desk platforms. Its observability capabilities cover multi-vendor hardware oversight, applica

Snowpack is an ESM-powered frontend build tool and development server that serves native ES modules directly to the browser. By eliminating the bundling process during development, it enables nearly instant server startup and unbundled frontend development. The project features a framework-aware hot module reload system that preserves component state during updates, with specific Fast Refresh integration for React, Preact, Svelte, and Vue. It also acts as a modern web transpiler, automatically converting TypeScript, JSX, and CSS Modules into browser-compatible code without requiring manual co

Verdaccio is a registry server that implements the npm protocol to store, serve, and manage software dependencies. It functions as a private registry proxy for Node.js packages, allowing organizations to host internal packages while caching public modules. The system features a pluggable middleware architecture that enables the extension of registry behavior through custom plugins for authentication and storage backends. It supports scalable remote data management by offloading package files to S3-compatible object stores. The platform covers package lifecycle management, including publishin

TensorFlow.js is a JavaScript machine learning library and browser-based runtime used to build, train, and execute models. It functions as a WebGL accelerated tensor engine, providing a foundation for high-performance linear algebra operations and an automatic differentiation framework for computing gradients. The project distinguishes itself through its ability to run machine learning directly in web environments, supporting both client-side inference and browser-based training. It enables the deployment of Python-based models by converting Keras or TensorFlow models into compatible formats