DevTools Pro

The ultimate developer toolkit designed to boost your productivity and workflow.

Version 2.1.0

Legal & Resources

DocumentationPrivacy PolicyTerms of Service

Contact & Support

Contact Us

Support Development

If you find these tools useful, consider supporting us.

Buy Me A CoffeeBuy Me A Coffee

Made with ❤️ by developers worldwide

© 2026 DevTools Pro. All rights reserved.

Categories
  • API Client GeneratorGenerate API clients for popular APIs
  • Code Diff CheckerCompare and visualize code differences
  • Code PlaygroundWrite, test, and experiment with code
  • CRON CalculatorGenerate and understand cron expressions
  • CSS ↔ Tailwind ConverterConvert between CSS and Tailwind CSS
  • Docker Compose BuilderBuild Docker Compose files with ease
  • Git Command GeneratorVisual Git command builder with advanced features
  • GraphQL GeneratorGenerate GraphQL queries and mutations
  • JSON to TypeScriptConvert JSON to TypeScript interfaces
  • JSX to ImageConvert JSX to an image
  • JWT DecoderDecode JSON Web Tokens and inspect payloads
  • Mermaid Diagram GeneratorGenerate Mermaid diagrams
  • SVG to JSXConvert SVG to JSX
  • UUID GeneratorGenerate and validate UUIDs
  • Base64 EncoderConvert text and files to/from Base64
  • CSV ↔ JSON ConverterConvert between CSV and JSON
  • Data GeneratorGenerate random data for testing and development
  • JSON FormatterFormat, validate, and beautify JSON
  • SQL FormatterAdvanced SQL formatting, validation & optimization
  • YAML to JSON ConverterConvert YAML to JSON and vice versa
  • Box Shadow GeneratorInteractive panel for CSS box-shadow values
  • Clip Path GeneratorGenerate CSS clip-path values
  • Color Palette GeneratorCreate beautiful color palettes
  • CSS AnimationsVisualize CSS animations
  • Flexbox GeneratorVisually build CSS flex layouts
  • Gradient GeneratorCreate beautiful gradients
  • Grid Layout GeneratorDrag-and-drop to craft CSS Grid templates
  • Neumorphism GeneratorCreate soft UI designs with neumorphism
  • Case ConverterConvert text between different cases
  • Lorem Ipsum GeneratorGenerate placeholder text
  • Markdown EditorWrite Markdown with live preview
  • Readme GeneratorGenerate READMEs for your projects
  • Text Diff AnalyzerCompare two text documents
  • Favicon GeneratorProduce multi-size icons from a single image
  • Image Format ConverterConvert between image formats
  • Image ResizerResize and optimize images
  • Placeholder GeneratorGenerate placeholder images
  • QR Code GeneratorGenerate QR codes
  • SVG ConverterConvert images to SVG
  • SVG OptimizerOptimize SVG files
  • GitHub Repo AnalyzerComprehensive analysis for any GitHub repo
  • HTTP Status LookupLookup HTTP status codes
  • Responsive TesterPreview your site at various device widths
  • SEO AuditAnalyze your website for SEO issues
  • SEO Metadata EditorEdit your website's SEO metadata
  • Storage InspectorInspect local storage and session storage
  • Tech Stack DetectorIdentify technologies used on a website
  • URL Encoder/DecoderEncode and decode URLs
  • WebSocket TesterTest WebSocket connections
  • WCAG Contrast CheckerCheck contrast ratio between two colors
  • Web Vitals CalculatorCalculate web performance metrics
  • Hash GeneratorGenerate hashes for text and files
  • HEX CompareCompare two HEX data sets and visualize the differences
  • Number Base ConverterConvert between number bases
  • PX ↔ REM ConverterQuickly translate pixel values to rem units
  • Regex TesterCreate and test regular expressions
  • Unix TimestampConvert Unix timestamps to dates

Advanced QR Code Generator

Generate professional QR codes with advanced customization options

QR Code Configuration
Generated QR Code

QR code will appear here

Quick Presets
Choose from pre-configured QR code types

Text

Plain text message

Website

Website URL

Email

Email address

Phone

Phone number

SMS

SMS message

UPI Pay

UPI payment

WiFi

WiFi credentials

Location

Geographic location

vCard

Contact information

Event

Calendar event

QR Code Types & Examples

Basic Types:

Text: Plain text message
URL: https://example.com
Email: mailto:user@domain.com
Phone: tel:+1234567890
SMS: sms:+1234567890

Advanced Types:

UPI Payment: upi://pay?pa=user@paytm&pn=Name&am=100
WiFi: WIFI:T:WPA;S:Name;P:Pass;;
Location: geo:37.7749,-122.4194
vCard: Contact information
Event: Calendar events

UPI Payment Format:

Format: upi://pay?pa=UPI_ID&pn=NAME&am=AMOUNT&cu=INR&tn=NOTE
pa: UPI ID (required) - e.g., user@paytm
pn: Payee name (optional) - e.g., John%20Doe
am: Amount (optional) - e.g., 100 (leave empty for user input)
cu: Currency (optional) - INR, USD
tn: Transaction note (optional)

QR Code Generator