30 open-source projects similar to lazarsoft/jsqrcode, ranked by shared indexed features. Tags may describe platforms or build tools rather than the same primary purpose. Check each project’s use case, license, and deployment requirements before treating it as a replacement.
jsQR is a JavaScript library for locating and decoding QR codes directly within a browser or Node.js environment. It functions as a client-side scanner and decoder that extracts text and data from images using pixel arrays, removing the need for server-side processing. The library provides tools for QR code localization to identify the exact coordinates of corners and alignment patterns within a larger image. It uses image pattern recognition to isolate the QR code and extract its encoded content. Its internal operations cover binarization-based thresholding, geometric pattern localization,
html5-qrcode is a client-side JavaScript library that enables QR code and barcode scanning directly in a web browser, processing live video from a device camera or decoding codes from uploaded image files without any server-side involvement. The library handles real-time scanning from continuous camera feeds with adjustable frame rates and scanning regions, while also supporting file-based decoding for static images. The scanner offers configurable behavior through runtime settings, allowing developers to adjust scanning speed, viewfinder region, aspect ratio, and restrict decoding to specifi
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
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
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
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
FastDev4Android is an all-in-one development framework for building Android applications. It accelerates app creation by integrating networking, data parsing, dependency injection, image loading, and UI components into a single workflow, bundling these capabilities to speed up mobile app development. The framework provides annotation-driven dependency injection that automatically wires components, views, event handlers, and threading into Android components at compile time. It implements the Model-View-Presenter (MVP) pattern to separate data, UI, and business logic into distinct layers for i
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
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
BGAQRCode-Android is a developer toolkit for Android that provides a library for scanning and recognizing QR codes and barcodes. It functions as a camera scanning framework and a barcode generator for creating one-dimensional and two-dimensional codes. The project includes a customizable UI kit for implementing branded scanning interfaces with adjustable dimensions, colors, and animation styles. It also provides tools for creating customized barcodes featuring specific color palettes and embedded logos. The toolkit manages camera hardware settings, including flashlight control, zoom levels,
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
Hide screen when boss is approaching.
Headtrackr is a JavaScript library and computer vision face tracker designed to monitor head position and orientation via a webcam. It provides a head tracking API that detects face location and spatial coordinates within a live video stream to create head-coupled perspective effects. The project functions as a tool for shifting 3D rendering perspectives in real time based on physical head movements. It utilizes WebRTC and media stream integration to capture video data and identify a user's face and rotation within a web browser. The library covers computer vision capabilities for face and h
This is a webcam-based client for a local llama.cpp server that enables real-time object detection and vision-language model inference directly from a browser. It captures frames from the user's webcam at configurable intervals and sends them to a locally running inference server for analysis, displaying both detection results and textual scene descriptions as they are produced. The application distinguishes itself by combining object detection with vision-language scene description in a single real-time interface, all processed through a local llama.cpp server for private, offline operation.
txqr is a protocol and encoder for streaming large data payloads over QR codes. It enables the offline transfer of data between devices by encoding information into a sequence of scannable QR images. The system uses fountain codes and erasure coding to ensure data integrity. This allows a receiver to reconstruct the full original message from any subset of frames, making the transmission resilient to missed or corrupted frames during the scanning of animated QR sequences. The project covers high-volume data encoding and frame-independent reconstruction. It supports looping sequence streaming
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
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
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
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
A Vue component to generate qrcode. Supports both Vue 2 and Vue 3. 一款同时支援 Vue 2 和 Vue 3 的二维码组件。
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
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
SimplifyReader is a multipurpose Android application and multi-module client designed for consuming news and media and scanning QR codes. It is built as a Material Design application that implements the Model-View-Presenter architecture to separate business logic from the user interface. The application integrates several functional modules into a single interface. These include news aggregation for retrieving headlines and articles, image browsing with search and zoom capabilities, video streaming, and audio playback for music from remote sources. The project also includes a utility for QR
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
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
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
ggwave is a data-over-sound communication library and audio data modem used for encoding and decoding binary data transmitted through audio waveforms. It implements an acoustic data transfer protocol that enables the exchange of small amounts of information between devices using speakers and microphones. The project provides a cross-platform audio waveform generator capable of transforming digital information into sound and converting received audio signals back into data. It supports the creation of raw audio samples and the export of waveform data into uncompressed WAV files. The system co