CSS & Design
12Box Shadow Generator
Design CSS box shadows visually and copy the code.
Gradient Generator
Create linear and radial CSS gradients with live preview.
Border Radius Generator
Set each corner independently and get the CSS snippet.
CSS Grid Generator
Build grid layouts visually and export clean CSS.
CSS Flexbox Generator
Build flex layouts visually: justify, align, wrap, gap.
Cubic Bezier Generator
Drag easing curves with a live animation preview.
CSS clamp() Calculator
Fluid typography that scales between viewports.
Color Shades Generator
Generate tints and shades of any color with hex codes.
Color Extractor
Pull a dominant-color palette out of any image.
Color Converter
HEX ⇄ RGB ⇄ HSL ⇄ OKLCH, all directions live.
Color Contrast Checker
WCAG AA/AAA pass/fail with a live text preview.
px ⇄ rem Converter
Convert with any root size, plus a common-size table.
Images
7Image Compressor
Compress and resize images locally, convert to WebP.
Image Converter
Convert between PNG, JPEG, WebP formats in your browser.
Image Cropper
Crop images with a drag selection and ratio lock.
Base64 Image Converter
Convert images to base64 data URIs, right in your browser.
Favicon Generator
Create multi-size favicons plus the HTML tags.
SVG Optimizer
Strip editor junk and shrink SVG markup safely.
QR Code Generator
Generate QR codes for URLs, text and Wi-Fi.
Formatters & Data
11JSON Formatter
Format, validate and minify JSON with error pinpointing.
CSS Formatter
Beautify or minify stylesheets for production.
HTML Formatter
Expand minified HTML into readable, indented markup.
SQL Formatter
Turn dense queries into readable, clause-aligned SQL.
XML Formatter
Pretty-print or minify XML, sitemaps and configs.
YAML ⇄ JSON Converter
Convert configs between YAML and JSON, types preserved.
CSV ⇄ JSON Converter
Convert spreadsheet data to JSON and back, quoted fields handled.
JSON to TypeScript
Generate interfaces from any JSON payload instantly.
Markdown Previewer
Write Markdown and see rendered HTML live.
Text Diff Checker
Compare two texts line by line, additions and removals highlighted.
HTML Table Generator
Paste data and get a clean HTML table instantly.
Text & Encoding
9Text Case Converter
Convert text to camelCase, snake_case, kebab-case and more.
Lorem Ipsum Generator
Generate placeholder paragraphs, sentences or words.
Word Counter
Live words, characters, reading time and uniqueness.
URL Encoder / Decoder
Percent-encode query values or decode tracking links.
HTML Entity Converter
Escape special characters for HTML, or decode them back.
Base64 Encoder / Decoder
Text ⇄ Base64 with full Unicode and URL-safe modes.
UUID Generator
Generate bulk cryptographically-random UUID v4s.
Password Generator
Strong random passwords and passphrases, fully offline.
Mock Data Generator
Fake names, emails, addresses — as JSON, CSV or SQL.
Dev & Security
8Regex Tester
Live match highlighting with capture group details.
Hash Generator
SHA-256/512 checksums of text or files, verified locally.
JWT Decoder
Inspect token header, claims and expiry — client-side only.
Timestamp Converter
Unix epoch ⇄ readable dates, seconds or milliseconds.
Cron Expression Parser
Plain-English explanations plus the next 5 run times.
HTTP Status Codes
Searchable reference of every code, cause and fix.
cURL to fetch / axios
Turn terminal cURL commands into JavaScript code.
Chmod Calculator
Toggle permission bits, get octal and symbolic modes.
SEO & Web
6Meta Tag Generator
Build SEO and Open Graph meta tags for any page.
Robots.txt Generator
Create a valid robots.txt with allow and disallow rules.
Schema Markup Generator
Generate JSON-LD for Article, FAQ, Product and more.
XML Sitemap Generator
Build a valid sitemap.xml from a URL list, download ready.
SEO Title Length Checker
Pixel-width limits with a live Google result preview.
UTM Link Builder
Build campaign tracking URLs without spreadsheets.
Calculators
5Percentage Calculator
The three everyday percentage problems, solved.
Age Calculator
Exact age in years, months, days — plus next birthday.
Date Difference Calculator
Days, business days and months between two dates.
BMI Calculator
Body Mass Index with WHO categories, metric or imperial.
Loan Calculator
Monthly payments and total interest — see the real cost.