The Professional Toolkit for Developers & Designers
16 powerful tools — QR codes, password generators, JSON formatters, Markdown editors, and more. Fast, secure, and 100% client-side.
Web Tools By Category
Professional-grade utilities. No installation. No sign-up. Works entirely in your browser.
Free QR Code Generator - Custom Design QR Code Generator (Free, Unlimited & Vector Export)
Design custom branded QR codes with logos, custom gradients, and round dots. 100% free, dynamic, and ad-free SVG/PNG vector downloads.
NEWImage to QR Code Converter
Convert any image, photo, digital menu, or flyer into a custom scan-ready QR code with vector PNG & SVG downloads.
NEWPDF to QR Code Generator
Convert PDF brochures, menus, or user guides into dynamic scannable QR codes easily.
NEWInstagram & Social QR Generator
Create custom branded social QR codes for Instagram, TikTok, and YouTube with logos.
NEWWiFi QR Code Generator
Allow guests, customers, or employees to scan and connect directly to your WiFi without passwords.
NEWvCard Contact QR Generator
Share your name, email, phone, website, and address instantly with a simple scan.
NEWWhatsApp Direct Chat QR Generator
Drive customer chat inquiries and direct support messages with pre-filled text prompts.
NewQR Code Scanner
Scan and decode QR codes instantly using your device's webcam camera or an uploaded image file.
NEWQR Menu Builder
Build premium interactive digital menus for your restaurant or cafe. Fully customizable with pricing, descriptions, and categories. 100% free offline-capable builder.
NEWBulk QR Code Generator
Instantly generate and download hundreds of custom branded QR codes from a CSV file or list of URLs in one compressed ZIP archive.
Strong Password Generator
Generate high-security, cryptographically secure random passwords to protect your digital assets.
Base64 Encoder/Decoder
Instantly encode text into Base64 format or decode it back safely entirely in your browser.
JSON Formatter & Validator
Beautify, validate, and minify messy JSON structures instantly in your browser.
URL Encoder/Decoder
Encode or decode URL parameters safely with UTF-8 support entirely in your web browser.
Case Converter
Transform text formats instantly between UPPERCASE, lowercase, Title Case, camelCase, and more.
Cryptographic Hash Generator
Generate secure MD5, SHA-1, and SHA-256 hashes of any text instantly in your browser.
Word & Character Counter
Count words, characters, sentences, paragraphs, and estimate reading time dynamically.
NewHTML Entity Converter
Encode or decode HTML entities and special characters instantly.
NewMarkdown Live Editor
Edit markdown side-by-side with live HTML rendering and compiler.
NewJSON ↔ XML Converter
Convert structured JSON data properties into clean XML documents.
NewText Diff Checker
Compare two documents side-by-side to highlight character and word diffs.
NEWBulk UUID Generator
Generate secure, random UUID v4 and v1 strings in bulk instantly.
NEWSEO Meta Tags Generator
Generate search engine optimized meta tags, Open Graph, and Twitter cards instantly.
NEWInteractive SEO Audit & PageSpeed Dashboard
Analyze websites for critical SEO flags, core web vitals, speed performance, and keep track of scan records locally.
NEWRobots.txt & Sitemap
Compile validated robots.txt guidelines and XML sitemaps to direct search crawlers.
NEWDNS Lookup & Domain Analyzer
Perform DNS lookups and analyze domain health, records (A, AAAA, CNAME, MX, TXT, NS, CAA), and response times instantly.
NEWPageSpeed & Lighthouse Analyzer
Analyze website performance, SEO, accessibility, and best practices scores with Lighthouse diagnostics instantly.
NEWWhois & RDAP Domain Lookup
Fetch domain registration details, age, registrar records, expiration dates, and nameservers instantly via ICANN RDAP.
NEWSocial Share Previewer & OG Simulator
Preview how your web page will look when shared on Google, Facebook, Twitter, LinkedIn, and Discord. Auto-generate optimized meta tags.
NEWJSON-LD Schema Generator
Generate structured JSON-LD schema markup code including Article, FAQ, Website, and Local Business formats.
NEWUnix Timestamp Converter
Convert Unix epoch timestamps to human-readable local dates and vice-versa.
NEWLorem Ipsum Generator
Generate professional placeholder text for your design mockups and development projects.
NEWJWT Decoder & Inspector
Decode, inspect, and analyze JSON Web Tokens instantly. 100% client-side — your tokens never leave your browser.
NEWRegex Tester & Debugger
Test, analyze, and build your regular expressions dynamically in real-time. Safe, client-side, instant matching.
NEWFree Image Hosting - Upload & Share
Upload images directly from your browser, convert to WebP, compress size, extract camera EXIF metadata, analyze dominant color palettes, and host them permanently on the cloud.
NEWCSS Glassmorphism Generator
Generate beautiful CSS glassmorphism styles with live interactive preview. Customize blur, opacity, borders, shadows, and grab copy-pasteable CSS styles instantly.
NEWSVG Blob Generator
Generate organic, custom SVG shapes and blobs with beautiful gradients. Perfect for background graphics and UI designs.
NEWSVG Waves Generator
Generate beautiful, custom SVG waves for page dividers, headers, and UI designs. Customize heights, layers, colors, and complexity.
NEWCSS Box Shadow Generator
Create premium CSS box shadows visually with our free generator. Add multiple shadow layers, adjust blur, spread, inset, opacities, and copy CSS code instantly.
NEWImage Optimizer & Compressor
Compress, resize, and convert your images (PNG, JPG, WebP) directly in your browser. 100% client-side, secure, and fast.
NEWCSV ↔ JSON Converter
Convert CSV data to JSON or JSON data to CSV format instantly. Fast and secure.
NEWHTML, CSS & JS Minifier
Compress HTML, CSS, and JavaScript. Eliminate whitespace, strip comments and minimize asset bundle sizes.
NEWBase64 Image Converter
Convert images directly into Base64 URI strings or decode strings back to downloadable images instantly.
NEWCSS Gradient Generator
Visually adjust color gradients and copy perfect, modern CSS gradient styles.
NEWColor Picker & HEX/RGB/HSL Converter
Free online color picker and converter. Instantly convert colors between HEX, RGB, HSL, and HSV formats. Generate color harmonies, check contrast ratios, and save your color history.
NEWFree Bio Link Generator - Mobile Page Builder
Create a customized, gorgeous mobile-ready bio link page for all your social media profiles. Choose premium themes, add links, and generate a dynamic QR code for print layout.
Why Professionals Choose QRToolHub
Sleek, high-performance web utilities built with modern design and absolute privacy in mind.
100% Client-Side Security
Your sensitive payloads never touch any servers. All conversions, formatting, and key generations run entirely in your local browser sandbox.
Lightning-Fast Load Times
Optimized static architecture built for zero latency. Access fully featured offline-capable developer utilities instantly on any device.
No Limits, Free Forever
No registration walls, API subscription tiers, or usage caps. Get complete, unrestricted access to premium templates and bulk actions.
Developer & Designer Centric
Tailored tools featuring visual gradient sliders, raw CSS copying, exportable data formats, and color harmony palettes.
Trusted by Digital Professionals
Here is what developers, designers, and marketers say about our browser-based web tools.
Why Choose QRToolHub?
QRToolHub provides 16+ free professional-grade tools that run entirely in your browser — no servers, no uploads, no data collection. Your privacy is guaranteed.
All tools are optimized for speed and SEO. 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Used by developers, designers, and digital marketers in over 150 countries. Built with modern web standards for blazing-fast performance on any device.
Expert Web Development & Tech Articles
Stay informed with our latest guides on digital security, QR code technology, web performance, and developer tools.
Frequently Asked Questions
Find quick answers to common questions about our platform and tools.
QRToolHub is a collection of free, lightning-fast web tools built for developers, designers, and digital professionals. We help you generate custom QR codes, format JSON, generate secure passwords, hash text, and more, entirely inside your web browser.
Yes, 100%! All tools on QRToolHub are free forever without any hidden limits, registrations, or usage caps. You get full access to premium designer templates and bulk actions free of charge.
Absolutely. QRToolHub runs completely client-side in your browser. Your text inputs, files, and generated keys never touch our servers. Your security and data privacy are fully protected.
Currently, all operations are performed client-side in the browser. However, we are actively developing developer API endpoints for QR Code generation and format conversions, coming later this year.
Simply visit our QR Code Generator page, type your URL or text, customize colors, frames, gradients, and logo overlays, and click download. You can preview changes in standard, business card, or mobile ticket mockups instantly.