All Tools
36 free tools — 100% client-side, nothing leaves your browser.
Word Counter
Count words, characters, sentences, paragraphs, and reading time instantly.
TextCharacter Counter
Count characters with Twitter, LinkedIn, and meta tag limit indicators.
TextRemove Duplicate Lines
Paste text, remove duplicate lines in one click. Case-sensitive option included.
TextCase Converter
Convert text between UPPERCASE, lowercase, camelCase, snake_case, and more.
TextLorem Ipsum Generator
Generate placeholder Lorem Ipsum text in paragraphs, sentences, or list format.
TextGrammar Checker
Check spelling and grammar errors in your text with suggestions and corrections.
TextReadability Score
Calculate Flesch-Kincaid and other readability scores for your text content.
TextTextSorter
Sort lines alphabetically, reverse, case-insensitive, or by length in one click.
TextJSON Formatter
Format, validate, and minify JSON with error highlighting.
DeveloperBase64 Encode / Decode
Encode and decode Base64 text or files instantly in your browser.
EncoderURL Encode / Decode
Encode and decode URLs or URL components for safe use in links.
EncoderImage Cropper
Crop images to any ratio or preset size — passport, 16:9, square, and more.
ImageImage Format Converter
Convert images between JPEG, PNG, WebP, and AVIF with quality control and side-by-side preview.
ImageFavicon Generator
Generate favicon.ico and app icons from any image or emoji with live preview.
ImageImage Resizer
Resize images to standard dimensions with aspect ratio lock and batch resize support.
ImageUUID Generator
Generate one or many UUID v4 values using your browser's crypto API.
DeveloperMarkdown to HTML
Convert Markdown to HTML with a live split-pane preview.
DeveloperYAML to JSON
Convert YAML to JSON instantly with pretty-print, compact output, and custom indent size.
ConversionCron Expression Parser
Parse and validate cron expressions with human-readable descriptions and next 5 run times.
DeveloperHash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes using your browser's native crypto API.
DeveloperScreen Resolution Tester
Test any screen resolution or viewport size with device presets, custom dimensions, and a live scaled preview.
DeveloperURL Slug Generator
Convert any text into URL-friendly slugs with customizable separator and length limit.
DeveloperRegex Tester
Test regular expressions against any text with match highlighting and pattern explanations.
DeveloperJWT Decoder
Decode and inspect JWT tokens — header, payload, and signature — in real time.
DeveloperCron Expression Generator
Build cron expressions visually with an interactive scheduler and human-readable preview.
DeveloperHTTP Headers Viewer
View HTTP request and response headers for any URL with timing breakdown.
DeveloperPort Scanner
Scan common ports on a host to check for open services and availability.
DeveloperMeta Tag Generator
Generate SEO meta tags, Open Graph, and Twitter Card tags for any webpage.
SEOSERP Preview
Preview how your page appears in Google search results with title and meta snippet.
SEOColor Picker
Pick any color and get HEX, RGB, HSL, and CSS values with a live preview swatch.
ColorContrast Checker
Check color contrast ratios for WCAG AA and AAA accessibility compliance.
ColorUnit Converter
Convert length, weight, temperature, and more between metric and imperial units instantly.
ConversionNumber Base Converter
Convert numbers between binary, decimal, hexadecimal, and octal bases instantly.
ConversionPercentage Calculator
Calculate percentages, percentage change, tips, and discounts instantly.
MathCSS Border Radius Generator
Visually generate CSS border-radius values with per-corner controls, live preview, and one-click copy.
CSSCSS Gradient Generator
Create linear, radial, and conic CSS gradients with a live preview, color stops, angle control, and preset library.
CSS