Open-source alternatives to Html5 Qrcode

This project provides cross-platform programmatic interfaces and UI components for integrating camera hardware into mobile applications. It serves as a tool for implementing image and video capture, as well as specialized scanning and recognition tasks. The library includes specialized capabilities for computer vision, including a barcode scanner for decoding various barcode types, a face detection tool to identify human faces in a live feed, and an optical character recognition engine for extracting written text from the camera stream. The system covers hardware configuration and control, i

This is a ZXing-based toolkit for integrating barcode and QR code scanning and generation into Android applications. It functions as a barcode scanner capable of decoding data from both live camera streams and static image files. The library includes a QR code generator that supports the creation of image files with custom logos embedded in the center of the code. It also provides a customizable camera scanning interface, allowing for adjustments to the scanning overlay and control over the device flash to improve visibility in low light. Its broader capabilities cover the extraction of text

jsqrcode is a JavaScript library for decoding QR codes within a web browser. It functions as a QR code scanner and decoder capable of extracting encoded text and data from various visual sources. The library supports data extraction from static images via URLs and data URLs, as well as from canvas elements. It also provides real-time scanning capabilities by processing live video streams from a device camera through the media devices API. Its internal processing covers pattern detection, pixel sampling, and binary-matrix decoding. It utilizes Reed-Solomon error correction to recover missing

EFQRCode is a Swift library for generating, styling, and scanning QR codes across iOS, macOS, watchOS, tvOS, and visionOS. It functions as a toolkit for creating both static and animated QR codes and extracting encoded text from one or multiple codes within a single image. The library enables visual branding through the integration of watermarks, icons, and animated sequences. It supports multi-format export, allowing generated codes to be saved as static images, lossless PDFs, animated GIFs, or video files. The toolkit covers high-level functional areas including QR code generation, image-b

This library is a multi-format barcode processing utility designed for web browsers and server-side environments. It provides a comprehensive suite of tools for both decoding existing barcode symbols and generating new ones from input data. The project distinguishes itself by enabling continuous, real-time barcode scanning directly from live video streams. By utilizing browser camera interfaces and automated frame processing, it allows applications to capture and interpret one-dimensional and two-dimensional barcode data without requiring manual image uploads or user intervention. Beyond rea

This project is a cross-platform mobile camera framework and real-time computer vision library. It provides a high-performance interface for mobile applications to handle hardware control, media capture, and live camera frame processing. The framework includes a dedicated system for running AI models and custom analysis on live camera streams using high-performance worklets. It also functions as a real-time detection and decoding system for QR codes and barcodes. Broad capabilities cover the capture of high-resolution photos and videos with controls for zoom, HDR, and frame rates. The projec

This is an Android barcode scanning library designed to detect and decode barcode data from a live camera feed. It provides the core infrastructure for translating visual patterns into text on mobile devices. The library includes a camera preview manager that adjusts aspect ratios and feed sizes to fit various screen dimensions, as well as a hardware controller for managing flash, autofocus, and sensor selection. It also features a barcode format filter to restrict scanning to specific barcode types to increase detection speed and accuracy. The project covers camera hardware control, live ba

This is an Android library that adds barcode scanning to applications using the device camera. It wraps the ZXing barcode decoding engine and exposes it through a simplified Android API, functioning as a software development kit for real-time scanning. The library offers two primary integration approaches: launching a full-screen camera activity through Android intents, or embedding a live scanner view directly into application layouts using SurfaceView or TextureView. Scanner behavior can be customized through programmatic configuration objects before scanning begins, and scanned barcode dat

XUI is a native Android UI framework and component library designed for building application interfaces. It provides a comprehensive suite of native layouts, input fields, and navigation elements, supported by a tiered theme management system for defining global visual attributes and responsive styles. The framework distinguishes itself through a specialized set of custom views and interaction toolkits, including high-performance calendars, data visualization rendering, and a variety of stylized buttons with integrated timers and visual effects. It also includes integrated media processing ca

Ark is a headless UI component library that delivers accessible, cross-framework primitives with behavior governed by finite state machines. It provides unstyled components that encapsulate logic and accessibility — including full keyboard navigation, focus management, and WAI-ARIA support — while leaving visual styling entirely to the consumer. Components expose scoped data attributes for CSS targeting and use state machines to produce predictable, testable interactive behavior across every state transition. The library distinguishes itself through a state propagation model that distributes

android-crop is an Android image cropping library and image picker. It provides a reusable view component for selecting and cropping rectangular areas of images within mobile applications. The project includes an interface for launching the system gallery to select photos and a visual tool for users to manually adjust image framing. It manages the process of extracting specific regions of a bitmap and discarding the surrounding pixels.

QRCoder is a native C# library for generating and rendering QR codes from text and data payloads. It provides a dependency-free implementation of the QR code standard for the .NET ecosystem, handling the full process from data encoding to visual output. The library includes tools for customizing QR codes through the adjustment of colors, error correction levels, and the embedding of custom logos. It also supports standardized payload formatting for specific data types such as WiFi credentials, contact cards, and payment systems. The rendering engine outputs QR codes into multiple formats, in

libfuse is a library and kernel module combination that enables the development of custom Linux filesystems that run in userspace rather than in kernel space. It provides a bridge between the kernel's virtual filesystem layer and a userspace daemon, allowing filesystem operations to be forwarded and handled by a regular user process. The project offers two distinct APIs: a high-level callback-driven API where filesystem operations are implemented as simple functions that return results synchronously, and a low-level API that exposes raw kernel request structures directly for fine-grained contr

jquery-qrcode is a client‑side QR code generator built as a jQuery plugin. It creates QR code images entirely in the browser without sending data to an external service, making it suitable for offline usage and reducing network dependencies. The plugin accepts input data — such as a string or URL — and produces a QR code that can be rendered as an image in any selected DOM element. Because it is a jQuery plugin, jquery-qrcode integrates naturally into existing jQuery‑based web projects using the usual plugin API. The generated QR code can be customised with adjustable size, error correction l

qrcp is a command-line file sharing utility that hosts a temporary local network server to facilitate wireless file exchanges between computers and mobile devices. It functions as a secure local file host, enabling the transfer of assets over a Wi-Fi network via a web browser. The tool distinguishes itself by using QR codes to automate device pairing, removing the need for manual IP entry. It ensures data privacy through certificate-based HTTPS encryption and simplifies the movement of directory structures by bundling multiple files into ephemeral zip archives. The system supports bidirectio

Attendize is a Laravel-based event management platform designed for selling tickets and organizing events. It functions as an online ticket selling system and a white-label landing page builder, complemented by a web-based QR code entry validator for verifying attendee access at event doors. The platform includes an event affiliate tracker to monitor sales volume and traffic generated by referral partners. It also provides tools for building mobile-friendly event pages with embeddable ticket purchase widgets and customizable ticket designs. The system covers a broad operational surface, incl

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

Via is a lightweight Android web browser that uses native system rendering for efficient page display. It functions as a privacy-focused browsing tool and a QR code scanner utility. The browser is customizable through user-defined script execution and granular control over network requests. It allows for per-site configuration of user agent strings and JavaScript settings to manage how specific websites behave. Integrated privacy tools intercept and block advertisements and tracking scripts. The application also interfaces with device camera hardware to detect and read QR codes for navigatio

macfuse is a framework for implementing custom file systems in user space. It utilizes a macOS kernel extension to bridge the operating system kernel's virtual file system layer to a user-process daemon. This project allows the implementation of file system logic outside of the kernel to improve system stability and simplify development. It enables the mapping of remote data, network resources, or memory to a local folder so they can be accessed through standard system interfaces. The framework supports the development of cross-platform storage by providing a portable interface for consisten

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

Utao is a web-based TV media center and streaming site interface wrapper that adapts video platforms for television displays. It functions as a remote control video player, modifying web interfaces to provide a television-like experience on large screens. The project bypasses casting restrictions and membership fees by utilizing user-agent spoofing to request mobile or web versions of sites. It features a system to translate standard television remote inputs into browser commands for managing playback, adjusting video quality, and navigating streaming content. The system includes capabilitie

SimplifyReader is a multi-purpose Android client and multimedia content browser. It serves as a centralized hub for consuming news articles, audio files, video streams, and image galleries, while also providing QR code scanning functionality. The application is built using the Model-View-Presenter architecture to separate data logic from the user interface and implements Google Material Design principles for its visual components. It utilizes a hybrid scanning engine to decode QR codes into text strings. The project covers several core capability areas, including news article consumption via

AndroidAsync is a non-blocking networking library for Android that provides asynchronous sockets, HTTP clients, and servers based on Java NIO. It serves as a toolkit for managing raw TCP socket connections and bidirectional data streams using an asynchronous input and output architecture. The library includes a dedicated WebSocket framework for establishing persistent full-duplex communication channels between Android clients and servers. It also enables the hosting of a lightweight asynchronous HTTP server directly on an Android device to handle incoming network traffic. Its broader capabil

This project is a cross-platform mobile camera library used to embed live camera feeds and capture photos or videos within mobile applications. It provides a unified interface for integrating mobile image capture and camera functionality across different platforms. The library includes specialized tools for reading and decoding barcode data from a live camera stream and a system for locating and identifying human faces in real-time.

Flutter Deer is a Flutter practice project that demonstrates realistic application patterns across Android and iOS. It showcases how to structure a Flutter app with modular routing, reactive state management using Provider, and a centralized network layer built with Dio for structured API calls and error handling. The project also includes integration and accessibility testing that simulates real user interactions to verify UI behavior and screen-reader compatibility. The project differentiates itself by providing a comprehensive showcase of custom UI components and interactions, including ca

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

AuthenticatorPro is an open-source security application for Android designed to manage two-factor authentication. It functions as a client for generating time-based and counter-based one-time passwords to secure user accounts. The project distinguishes itself through Wear OS integration, which allows authentication codes to be synchronized from a mobile device to a companion wearable. It also includes a system for importing credentials from external services and using the device camera to scan QR codes for account configuration. The application provides a suite of security and organization c