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Quick QR Code generator with options like edit, colors, width. To generate QR codes quickly based on current website link of the tab and also edit quickly.
FeHelper - JSON格式化、编解码、二维码、开发者工具箱
FeHelper is a powerful developer tool designed for front-end developers. It integrates various practical tools to help developers improve work efficiency. However, FeHelper strictly adheres to the principle of single function activation. By default, FeHelper only provides the JSON auto-formatting function, and all other functions are disabled by default. If users need them, they can go to the plugin configuration page to install and enable them. The following are the main functions of FeHelper: ## JSON Tools: - JSON beautifier: Automatically detects and formats JSON data, supports manual formatting, decoding of messy codes, sorting, BigInt processing, editing, downloading, and skin customization, greatly facilitating developers' processing of JSON data. - JSON comparison tool: Supports automatic key-value comparison of two JSON contents, highlights differences, and helps developers quickly identify data changes. ## QR Code Tool: - QR code generator: Supports custom color and icon QR code generation, suitable for a variety of application scenarios. - QR code decoder: Supports multiple modes of QR code decoding, including decoding after pasting a screenshot, which is convenient and fast. ## Encoding tool: - String encoding and decoding: Supports multi-format information encoding and decoding, such as Unicode, UTF-8, URL, Base64, MD5, etc., to meet different encoding requirements. Code beautification tool: Supports code beautification for multiple languages, including Javascript, CSS, HTML, XML, and SQL, helping developers maintain clean and tidy code. Code compression tool: Provides simple code compression functionality, supports HTML, Javascript, and CSS code compression, and optimizes web page loading speed. ## Developer Tools: - AI assistant: A super intelligent dialogue tool powered by AI, supporting code writing, code modification, scheme design, and other tasks to improve development efficiency. - Simple Postman: An interface debugging tool that supports GET/POST/HEAD request methods, automatically formats JSON content, and simplifies the API testing process. - Websocket tool: supports packet capture testing for Websocket interfaces, including connection testing for ws services, message sending testing, result analysis, and more. ## Other tools: - Time (stamp) conversion: mutual conversion between localized time and time stamp, supporting second/millisecond, world time zone switching, clock display in various time zones, etc. - Random password generation: Generate passwords by randomly combining various characters, supporting specified length and character type to ensure password security. - My sticky notes: A sticky notes tool that supports creating directories to categorize and manage notes. Notes can be exported/imported with one click for convenient information management. - Markdown conversion: Markdown editing/preview tool, supports direct conversion of HTML fragments to Markdown, and supports downloading content in PDF format. - Webpage screenshot tool: It can take screenshots of any webpage, supporting both visible area screenshots and full-page scrolling screenshots. The final result can be previewed before being saved. - Page color picker tool: You can directly collect color values for any element on the webpage. Move the cursor to the location where you want to pick the color, and click OK.
QR Code
Generate and Scan QR Code. This extension help you generate QR code for links and text, while supporting scan QR code through context menus, local files and webcam. All functions execute locally on your browser, no data send to server. 1. When you click the extension icon, it shows you QR code for current page URL. And you can change input and download QR code. There are two buttons at the bottom for custom generating and scanning QR code in a new page. For generating QR code, you can: • Input any URL or text • Adjust margin • Adjust size • Adjust error correction • Download as png or svg file. • Copy to clipboard. For scanning QR code, it supports: • Scan an image by it's URL • Select or drag and drop a local image file • Scan with camera 2. Through context menus on web page, you can: • Scan QR Code From Images • Generate QR Code for Page Link • Generate QR Code for Selected Text • Generate QR Code for Link Address • Generate QR Code for Media(image, audio and video) Address In addition, it also supports scanning other barcode types on the latest macOS or Chrome OS. For example, on macOS, it supports the recognition of these types of barcodes: "aztec", "code_128", "code_39", "code_93", "data_matrix", "ean_13", "ean_8", "itf", "pdf417", "qr_code" and "upc_e ".
The QR Code Generator
Create, scan, and edit QR codes instantly with one click. The QR Code Generator (TQRCG) Chrome Extension allows you to quickly generate static or dynamic QR codes for the current webpage and scan QR codes using your webcam. With a single click, it creates a QR code from the URL of the active tab, syncs it with your TQRCG dashboard, and displays it in a clean, compact pop-up. Key Features - Generate a QR code from the current tab with one click - Choose between static and dynamic QR Codes - Sync QR Codes created in the extension with your TQRCG dashboard - Scan QR codes using your webcam - Download or copy the generated QR Codes - No special permissions required - Fully offline QR code generation for maximum privacy - Minimalist popup interface for quick access - Lightweight and resource-efficient - Optional link to edit and customize the QR code on the website Trusted by over 700,000+ active users, and completely free for everyone. This extension is designed to be fast, lightweight, and privacy-friendly. It does not request access to your browser data, tabs, or history. It only runs when you click the extension icon, so it uses no memory or resources in the background. All QR Code generation happens entirely offline. The URL you visit is never sent over the internet unless you choose to open the "Edit QR Code" option, which redirects to www.the-qrcode-generator.com. This makes it a highly secure and private option for creating QR Codes directly in your browser. You can now choose to create static or dynamic QR Codes directly from the extension. If you are logged in, QR Codes created through the extension automatically sync with your TQRCG dashboard and show that they were created via the Chrome Extension. Where can you use TQRCG QR Codes? - Add QR codes to packaging or signage to direct customers to digital content. - Collect instant customer feedback in restaurants, retail, or service industries. - Link printed materials to websites, videos, or downloads without manual typing. - Share digital business cards at events using vCard QR codes. - Enable mobile app downloads or multi-language landing pages with one scan. - Track performance of offline marketing with detailed scan analytics. - Use dynamic QR codes for campaigns that require flexibility and updates. Updated on January 6, 2026: - Users can now choose between static and dynamic QR Codes when creating them from the extension. - QR Codes created in the extension now sync with your dashboard and clearly show they were created via the Chrome Extension. Updated on November 20, 2025: - Users can now access a full web dashboard from the extension to create and edit QR Codes with advanced customization. - A new sign-up flow lets you seamlessly connect your extension activity with your TQRCG dashboard. Updated on July 30, 2025: - Users can now download/copy the QR code that they created
QR Code Generator
QR Code Extension: A faster, more direct way to create and share QR codes, even better than short links. QR Code Generator, the ultimate tool for effortlessly shortening URLs and transforming them into QR codes. This tool is your quick solution to creating and sharing QR codes. Simply right-click, and within moments, your content is ready in QR form, as a short URL online. If you just install this extension dont forget reload the page before using. We aim to be the best in the world of QR extensions, so your feedback is invaluable. If you encounter any bugs, have feature suggestions, or just want to share your thoughts, don't hesitate to drop us a review or comment. Your insights drive our improvements.