WEB UTILITY LABS

Web Utility Labs

Professional tools for developers, designers, and content creators

Welcome to Web Utility Labs, your collection of free, powerful web tools designed to make your development and design workflow faster and more efficient. All tools work entirely in your browser — no downloads required, no data sent to servers.

Aspect Ratio Calculator & Image Resizer

Calculate aspect ratios, find missing dimensions, and resize images while preserving quality.

Calculate and simplify any aspect ratio
Client-side image resizing with quality control
Common ratio presets for various media
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Comprehensive Text Analyzer

Analyze text content for readability, length, keyword density, and structural quality.

Word, character, and sentence counting
Readability score calculation
Keyword frequency analysis
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Color Palette Generator

Create harmonious color schemes based on color theory rules and principles.

Generate complementary, analogous, and triadic palettes
Export colors in HEX, RGB, and HSL formats
Preview palettes in real-time
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Image to Base64 Converter

Convert images to Base64 encoded strings for embedding directly in HTML, CSS, or JavaScript.

Convert any image format to Base64
Optimize encoding for smaller file sizes
Preview encoded images instantly
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Code Snippet Cleaner & Formatter

Clean, format, and beautify code snippets for better readability and presentation.

Support for multiple programming languages
Syntax highlighting and indentation
Remove unnecessary whitespace and comments
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Visual CSS Box-Shadow Generator

Create beautiful shadow effects for your website with this interactive visual generator for box and text shadows.

Real-time preview with visual controls
Box-shadow and text-shadow support
Ready-to-use presets and custom options
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Favicon Generator - Multi-Format

Create professional favicons for your website in multiple formats and sizes. Supports all modern browsers and devices.

Generate favicon packages with all required sizes
Customize with background colors and padding
Instant HTML code generation
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JSON Formatter & Validator

Got messy JSON? This tool cleans it up so you can actually read it.

Makes your JSON readable again
Shows exactly where errors are hiding
One-click copy (because nobody likes selecting text)
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Schema Markup Generator

Create search-friendly structured data for your blog. Generate JSON-LD schema markup.

Support for 6 popular schema types
Copy-ready JSON-LD code for SEO
Mobile-friendly with live preview
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CSS Units Converter

Convert between different CSS measurement units for pixel-perfect designs.

Convert between pixels, ems, rems, and percentages
Real-time calculations with base size adjustment
Ideal for responsive design workflows
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