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All Tools

492 free tools - 100% client-side, nothing leaves your browser.

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Lorem Ipsum Generator

Free online lorem ipsum generator. Generate placeholder text with customizable paragraphs, sentences, and word count. Copy instantly for design mockups.

Text
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Punctuation Fixer

Fix missing or incorrect punctuation marks and apply consistent spacing in text.

Text
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Text Statistics

Analyze text for syllable count, sentence length, and average word length.

Text
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JSON to Markdown Table

Convert JSON arrays into formatted Markdown tables with headers and alignment.

Developer
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CSS Class Generator

Generate utility CSS classes for spacing, typography, colors, and flexbox layouts.

Developer
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robots.txt Generator

Free online robots.txt generator. Create and configure robots.txt files to control search engine crawler access to your site.

SEO
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Security Headers Generator

Generate security HTTP headers including CSP, HSTS, X-Frame-Options, and more.

SEO
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XML Sitemap Generator

Generate XML sitemaps for SEO to help search engines index your pages faster.

SEO
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Color Palette Generator

Generate complete color palettes from a single base color with hex and RGB codes.

Color
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Image Aspect Ratio Calculator

Calculate aspect ratios and find standard dimensions for any image size.

Image
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Hash from Text

Generate one-way hashes from any text input using multiple hashing algorithms.

Developer
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URL Parameter Extractor

Extract and decode all query parameters from a URL into a clean key-value list.

Developer
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Word Counter

Free online word counter. Count words, characters, sentences, paragraphs, and estimate reading time instantly. Perfect for blog posts, docs, and social media.

Text
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Character Counter

Free online character counter with Twitter (280), LinkedIn (3000), and meta description (160) limit indicators. Count characters with and without spaces.

Text
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Remove Duplicate Lines

Free online duplicate line remover. Paste any list or text and remove duplicate lines instantly. Case-sensitive option and sort included.

Text
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Case Converter

Free online case converter. Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case, and PascalCase instantly.

Text
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Grammar Checker

Free online grammar and spell checker. Paste your text and get grammar errors, spelling mistakes, and style suggestions with one-click fixes.

Text
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Readability Score

Calculate Flesch-Kincaid and other readability scores for your text content.

Text
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JSON Formatter

Free online JSON formatter, validator, and minifier. Pretty-print JSON with syntax highlighting, instantly find errors, and minify for production. No signup, runs in your browser.

Developer
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JSON-LD Generator

Generate Schema.org JSON-LD structured data for websites.

SEO
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URL Encode / Decode

Encode and decode URLs or URL components for safe use in links.

Encoder
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Image Cropper

Crop images to any ratio or preset size - passport, 16:9, square, and more.

Image
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Image Trimmer

Automatically trim solid-color borders and padding from an image. Samples the corner pixel and crops away matching edges, no manual selection needed.

Image
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Erase Color from Image

Pick a color with an eyedropper and erase every matching pixel to transparency. Great for cleaning up scanned logos or removing a flat background color.

Image
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Square Crop

Crop images to perfect squares for Instagram, Facebook, Twitter, and more. No upload required.

Image
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Circle Crop

Crop images into perfect circles with transparent, white, or blurred backgrounds. Adjustable PNG output size. No upload required.

Image
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Image Format Converter

Convert images between JPEG, PNG, WebP, and AVIF with quality control and side-by-side preview.

Image
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Favicon Generator

Free online favicon generator. Create favicon.ico and app icons from any image, logo, or emoji. Get ICO, PNG, and SVG in multiple sizes. No signup.

Image
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Image Resizer

Free online image resizer. Resize images to standard dimensions for social media, thumbnails, and OG images. Batch resize with aspect ratio lock. No upload needed.

Image
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UUID Generator

Free online UUID v4 generator. Generate unique identifiers with customizable format options. Copy single orๆ‰น้‡ UUIDs instantly.

Developer
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Markdown to HTML

Free online Markdown to HTML converter with live split-pane preview. Paste Markdown, get clean HTML output instantly. Supports tables, code blocks, and more.

Developer
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JSON-YAML Converter

Convert between JSON and YAML with live side-by-side panes. Paste either format and the other updates instantly in your browser.

Conversion
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HTML Encoder / Decoder

Free online HTML entity encoder and decoder. Encode special characters as HTML entities for safe display, or decode entities back to readable text.

Encoder
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Cron Expression Parser

Free online cron expression parser. Paste any cron schedule and get a human-readable explanation plus the next 5 run times. Validate and debug cron jobs instantly.

Developer
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CORS Header Generator

Generate Cross-Origin Resource Sharing (CORS) headers for your web server.

Developer
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SHA-256 Hash

Generate SHA-256 hashes from any text input with one-click copy. No data uploaded - runs entirely in your browser.

Developer
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Screen Resolution Tester

Free online screen resolution tester. Preview any viewport size with device presets for responsive design testing.

Developer
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URL Slug Generator

Free online URL slug generator. Convert any text or title into a clean, SEO-friendly URL slug with hyphens. Handles Unicode and special characters.

Developer
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Regex Tester

Free online regex tester with live match highlighting, capture group display, and pattern explanations. Test regular expressions against any text instantly in your browser.

Developer
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JWT Decoder

Free online JWT decoder. Decode JSON Web Tokens and inspect header, payload, and expiration in real time. No data sent to servers - everything stays in your browser.

Developer
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Cron Expression Generator

Free online cron expression generator. Build cron schedules visually with point-and-click controls, see a human-readable preview, and verify with next 5 run times.

Developer
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Htaccess Redirect Generator

Generate Apache .htaccess redirect rules for HTTP to HTTPS, www handling, and custom redirects.

SEO
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Meta Tag Generator

Free online meta tag generator. Create SEO meta tags, Open Graph tags, and Twitter Card tags for any webpage with live preview.

SEO
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SERP Preview

Free Google SERP preview tool. See how your page title and meta description appear in Google search results. Optimize for higher click-through rates.

SEO
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Color Picker

Pick any color and get HEX, RGB, HSL, and CSS values with a live preview swatch.

Color
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Contrast Checker

Check text and background contrast for WCAG AA and AAA accessibility compliance.

Color
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Unit Converter

Free online unit converter. Convert length, weight, temperature, speed, and more between metric and imperial units instantly.

Conversion
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Number Base Converter

Free online number base converter. Convert between binary, decimal, hexadecimal, and octal instantly. Useful for color values and bitwise operations.

Conversion
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Percentage Calculator

Free online percentage calculator. Calculate percentages, percentage change, discounts, tips, and markups instantly with step-by-step formulas.

Math
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CSS Border Radius Generator

Visually generate CSS border-radius values with per-corner controls, live preview, and one-click copy.

CSS
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Sass to CSS

Compile SCSS or indented Sass into clean CSS instantly in your browser. Supports variables, mixins, nesting, and more.

CSS
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CSS Gradient Generator

Free online CSS gradient generator. Create linear, radial, and conic gradients with live preview, color stops, angle control, and preset library. Copy CSS instantly.

CSS
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XML Formatter

Format, validate, and prettify XML with syntax highlighting and error detection.

Developer
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SQL Prettifier

Format and indent SQL queries with keyword highlighting and customizable style.

Developer
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JavaScript Minifier

Minify JavaScript code by removing whitespace, comments, and optimizing for production.

Developer
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Color Mixer

Mix two or more colors to create new palettes with adjustable blend modes.

Color
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Gradient Generator

Create beautiful multi-stop gradients for backgrounds, UI, and design projects.

Color
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QR Code Generator

Free online QR code generator. Create QR codes for URLs, text, WiFi credentials, vCards, and more. Download as PNG or SVG.

Image
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Image Compressor

Compress images to reduce file size while maintaining quality with side-by-side comparison.

Image
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Password Generator

Free online password generator. Create strong, random passwords with customizable length, special characters, and complexity rules. No data sent to servers.

Developer
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Password Strength Checker

Check password strength with entropy scoring and tips to make it more secure.

Developer
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Random Number Generator

Generate random integers or decimals within a custom range with optional unique values.

Utility
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List Randomizer

Shuffle a list of items into a random order with one-click copy of results.

Utility
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Fake Data Generator

Generate realistic fake names, emails, addresses, and other data for testing and prototyping.

Developer
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Hash Identifier

Identify likely hash algorithms from a pasted digest by length, format, and known prefixes such as MD5, SHA-1, SHA-256, bcrypt, and Argon2.

Developer
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Uptime Calculator

Free online uptime calculator. Convert SLA percentages to downtime per year, month, week, and day. Plan availability targets for your services.

Utility
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JSON to TypeScript

Convert JSON data into TypeScript interfaces and types with optional strict mode.

Developer
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Random String Generator

Generate random strings with custom character sets, length, and format for tokens and keys.

Developer
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URL Parser

Parse URL components into protocol, domain, port, path, query, and fragment parts.

Developer
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Text to Slug

Convert any phrase or title into a clean URL-friendly slug with customizable separator.

Text
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Binary to Text

Convert binary strings to ASCII text and vice versa with instant encoding preview.

Conversion
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Percentage Difference

Calculate percentage difference between two values with direction and absolute result options.

Math
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Age Calculator

Calculate exact age in years, months, days, and total days from any birth date.

Utility
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Countdown Timer

Set a countdown timer with custom duration, alerts, and sound notifications.

Utility
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Color Blindness Simulator

Simulate how colors appear to people with different types of color vision deficiency.

Color
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HTML to Markdown

Convert HTML to Markdown format with options to preserve links, images, and code blocks.

Conversion
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JSON Path Tester

Free online JSONPath tester. Test JSONPath expressions against real JSON data and see matched results highlighted instantly.

Developer
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JSON-XML Converter

Convert between JSON and XML with live side-by-side panes, attribute handling, and root element control. Paste either format and the other updates instantly in your browser.

Conversion
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CSS Validator

Validate CSS against W3C standards and catch syntax errors, unsupported properties, and accessibility issues.

Developer
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HTML Validator

Validate HTML markup and catch missing tags, deprecated elements, and accessibility issues.

Developer
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Text to Handwriting

Convert plain text into handwritten-style text using a realistic cursive or print font.

Text
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Email Validator

Validate email addresses for correct format and check domain MX records for deliverability.

Developer
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Credit Card Validator

Validate credit card numbers using the Luhn algorithm and identify the card network.

Developer
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Random UUID v7

Generate time-ordered UUID v7 values suitable for database keys and distributed systems.

Developer
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Random IP Address

Generate random IPv4 or IPv6 addresses for testing, mocking, and network simulations.

Utility
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JSON Schema Validator

Free online JSON Schema validator. Validate JSON against a schema and get detailed error messages for each violation.

Developer
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Slug Permalink Checker

Check URL slug availability and analyze permalink structure for SEO-friendly paths.

SEO
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Keyword Density Checker

Analyze keyword frequency and density in text or HTML content for SEO optimization.

SEO
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Slideshow Generator

Create HTML slideshows from markdown or text with transitions, themes, and keyboard navigation.

Utility
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Plain Text Counter

Count words and characters in plain text without formatting or special characters.

Text
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Anagram Generator

Generate all possible anagrams from any word or phrase with one click.

Text
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Quote of the Day

Get an inspiring or random quote of the day with author attribution.

Text
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Morse Code Translator

Convert text to and from Morse code with audio playback and dot-dash display.

Conversion
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Unix Timestamp Converter

Convert Unix timestamps to human-readable dates and vice versa with timezone support.

Conversion
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Email Generator

Generate realistic email addresses with custom domains for testing and prototyping.

Developer
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Time Zone Converter

Convert times between multiple timezones with daylight saving and current time display.

Utility
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Random Fraction Generator

Generate random fractions, decimals, or mixed numbers within a custom range.

Math
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ROT47 Cipher

Apply ROT47 rotation to encode or decode text using the 94-character ASCII range.

Conversion
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Hash Collision Finder

Find potential hash collisions for short inputs across MD5, SHA-1, and SHA-256.

Developer
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SemVer Checker

Compare two semantic version strings and see which is greater, equal, or invalid.

Developer
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IPv6 Address Generator

Generate random IPv6 addresses in full, compressed, or EUI-64 format for testing.

Utility
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MAC Address Generator

Generate random MAC addresses in OUI, EUI-48, or EUI-64 format for network testing.

Utility
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HTML Table Generator

Create styled HTML tables with custom rows, columns, borders, and striped or highlighted rows.

Developer
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Base64 Image Converter

Convert images to Base64 data URLs or decode Base64 back to image files instantly.

Image
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Color Harmony Generator

Generate complementary, analogous, triadic, and split-complementary color palettes from any base hue.

Color
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Open Graph Preview

Free Open Graph preview tool. See how your URL looks when shared on Facebook, LinkedIn, and messaging apps. Debug OG tags instantly.

SEO
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Twitter Card Preview

Preview how a webpage appears when shared on Twitter with large or summary card.

SEO
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Unicode Character Inspector

Inspect Unicode characters - view code points, UTF-8 bytes, and HTML entities.

Text
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Homoglyph Detector

Detect hidden homoglyph attacks in domain names and identifiers using lookalike characters.

Developer
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Shell Command Reference

Quick reference for common shell commands with syntax examples and practical use cases.

Developer
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User Agent Parser

Parse and identify browser, OS, and device from any User-Agent string instantly.

Developer
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Physics Constants Reference

Browse common physics constants with units, symbols, and precise decimal values.

Utility
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Text Sorter

Sort text lines alphabetically, by length, numerically, or in reverse and random order.

Text
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Emoji Finder

Search thousands of emojis by keyword and copy the raw Unicode character.

Text
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Slug Generator

Generate URL-friendly slugs from any text with customizable separator and length.

Developer
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JSON-CSV Converter

Convert between JSON and CSV with live side-by-side panes, header detection, and type inference. Paste either format and the other updates instantly in your browser.

Conversion
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Timestamp Converter

Free online Unix timestamp converter. Convert between Unix timestamps, ISO 8601, and human-readable dates with timezone support.

Conversion
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Word Density Analyzer

Analyze word and phrase frequency in any text for SEO and content optimization.

SEO
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GraphQL Playground

Query any public GraphQL endpoint with syntax highlighting, history, and variable support.

Developer
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WebSocket Tester

Connect to a WebSocket server, send messages, and inspect real-time responses.

Developer
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Ping Test

Check DNS A and AAAA resolution for a hostname in your browser. This is not an ICMP ping or latency test.

Network
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LDAP Filter Generator

Build and test LDAP search filters with a visual query builder and syntax validation.

Developer
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Speech to Text

Transcribe speech to text using your browser microphone with real-time output.

Text
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CSV-TSV Converter

Convert between CSV and TSV with live side-by-side panes and proper quoting. Paste either format and the other updates instantly in your browser.

Conversion
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English Grammar Checker

Check English grammar errors with detailed suggestions for punctuation, style, and clarity.

Text
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Typo Checker

Detect and fix typos, misspellings, and common writing mistakes in any text instantly.

Text
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Regex Pattern Generator

Generate regex patterns from natural language descriptions for common use cases like emails and URLs.

Developer
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CSS to SCSS

Convert plain CSS into SCSS with automatic selector nesting and variable handling.

Developer
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Robots.txt Analyzer

Analyze robots.txt files to check crawler directives, blocked paths, and sitemap references.

SEO
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Roman Numeral Converter

Convert numbers to Roman numerals and vice versa with validation and formatting.

Conversion
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Fraction to Decimal

Convert fractions and mixed numbers to decimal format with rounding and precision options.

Conversion
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Word Frequency Counter

Count how often each word appears in text with sorted frequency and percentage breakdown.

Text
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Palindrome Checker

Check if any word, phrase, or number reads the same forwards and backwards.

Text
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Reading Time Calculator

Estimate how long it takes to read any text based on average reading speed.

Text
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Syllable Counter

Count syllables in any word or phrase using heuristic vowel group detection.

Text
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URL Encoder

Encode URLs and query parameters for safe transmission and proper formatting.

Developer
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Image to Base64

Free online image to Base64 converter. Convert any image to a Base64 data URL for embedding in HTML, CSS, or JSON. No upload - runs in your browser.

Image
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Keyword Extractor

Extract top keywords and key phrases from any text or webpage for SEO analysis.

SEO
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Length Converter

Convert length and distance between metric and imperial units - meters, feet, inches, and more.

Conversion
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Weight Converter

Convert weight between kilograms, pounds, ounces, grams, and stone instantly.

Conversion
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Sticky Notes

Create colorful digital sticky notes for reminders, to-do lists, and quick annotations.

Text
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Fake Text Generator

Generate fake lorem ipsum, pangrams, placeholder text, and random sentences for design mockups.

Text
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Duplicate Line Finder

Find and highlight duplicate lines in text with one-click removal and line numbering.

Text
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Environment File Parser

Parse and validate .env files, extract keys and values, and detect syntax errors.

Developer
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JSON to TypeScript Interface

Convert JSON to TypeScript interfaces with optional strict types, nullability, and readonly fields.

Developer
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Image Optimizer

Optimize images for web by compressing JPEG, PNG, WebP, and AVIF with quality control.

Image
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Broken Link Checker

Scan any webpage and identify broken or dead links with HTTP status codes.

SEO
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Google Algorithm Update Tracker

Track major Google algorithm updates and see which SEO factors were impacted.

SEO
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Color Name Finder

Find the nearest named color for any HEX, RGB, or HSL value from color databases.

Color
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Currency Converter

Convert amounts between currencies using up-to-date exchange rates in your browser.

Conversion
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ASCII Art Generator

Convert text or images into ASCII art with adjustable font size and character set.

Text
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Encodings Reference

View ASCII, UTF-8, HTML entities, URL encoding, Base64, and more encoding reference tables.

Developer
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MIME Types Reference

Search and reference common MIME types for file formats and HTTP content-type headers.

Developer
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CSS Grid Generator

Generate CSS Grid layouts with a visual editor - rows, columns, gaps, and areas.

CSS
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CSS Flexbox Generator

Free online CSS Flexbox generator. Build flex layouts visually with direction, wrap, justify-content, and align-items controls. Copy CSS instantly.

CSS
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JSON Editor

Edit JSON with syntax highlighting, tree view, validation, and real-time formatting.

Developer
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JSON-TOML Converter

Convert between JSON and TOML with live side-by-side panes. Paste either format and the other updates instantly in your browser.

Conversion
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Docker Command Generator

Generate Docker CLI commands from a visual form - run, build, compose, and more.

Developer
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Code Diff

Compare two code snippets and highlight differences with syntax-aware line-by-line diff.

Developer
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JSON Tree View

Explore JSON data as an interactive tree with expand, collapse, search, and path copy.

Developer
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HTML Entity Encoder

Encode and decode HTML entities - named, decimal, and hexadecimal formats.

Encoder
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MD5 Hash Generator

Generate MD5 hashes from any text or file using your browser native crypto API.

Developer
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SHA-1 Hash Generator

Generate SHA-1 hashes from any text or file with instant copy output.

Developer
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SHA-256 Hash Generator

Generate SHA-256 hashes from any text or file with one-click copy.

Developer
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Bcrypt Hash Generator

Generate bcrypt password hashes with adjustable cost factor and salt rounds.

Developer
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Text Permutation Generator

Generate all possible permutations or arrangements of words and characters in text.

Text
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Hash Diff Checker

Compare two hash outputs side by side to verify if they match or differ.

Developer
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UUID v1 Generator

Generate time-based UUID v1 values from a timestamp for sortable unique identifiers.

Developer
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Broken Image Checker

Check images on a webpage for broken links and failed resource loading.

Image
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Color Tint Generator

Generate tints, shades, and tonal variations of any color for consistent design palettes.

Color
๐Ÿ”ข

Number to Words

Convert numbers into human-readable words - great for invoices and checks.

Conversion
๐Ÿ“ˆ

SLA Uptime Calculator

Calculate allowable downtime from an SLA percentage for year, month, and day.

Utility
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HTML Live Preview

Write HTML and see a live rendered preview side by side in real time.

Developer
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Color Palette Extractor

Extract dominant colors from any image and get HEX, RGB, and HSL values.

Image
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Lorem Ipsum Detector

Detect if text contains placeholder lorem ipsum and flag it for removal.

Text
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Meta Description Checker

Check meta description length and quality for SEO readiness and click-through rates.

SEO
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Word Cloud Generator

Generate a visual word cloud from any text with customizable shape and colors.

Text
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Text Redundancy Checker

Detect repeated words, filler phrases, and unnecessary redundancy in text.

Text
๐Ÿ“

Line Counter

Count lines, empty lines, and non-empty lines in any text instantly.

Text
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English Dictionary Lookup

Look up word definitions, synonyms, antonyms, and pronunciation guides.

Text
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JSON to Python

Convert JSON data into Python dictionaries or Pydantic model definitions.

Developer
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Code Beautifier

Format and beautify JavaScript, HTML, CSS, and JSON code with proper indentation.

Developer
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XML Validator

Validate XML syntax and catch errors with line numbers and detailed error messages.

Developer
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CSS to Tailwind Converter

Convert plain CSS properties to Tailwind CSS utility classes instantly.

Developer
๐Ÿ—„๏ธ

SQL to JSON Converter

Convert SQL SELECT queries or results into formatted JSON arrays.

Conversion
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Domain Age Checker

Check the registration age and expiry date of any domain name.

SEO
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Color Tone Generator

Generate tonal variations of a color including warm, cool, muted, and vivid variants.

Color
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Data URI Generator

Encode any file or text as a data URI for embedding in HTML, CSS, or XML.

Developer
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Accessibility Checker

Check web content for WCAG accessibility issues including contrast, alt text, and heading structure.

SEO
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Sitemap Analyzer

Analyze XML sitemaps for URL coverage, missing entries, and crawl budget optimization.

SEO
๐Ÿ–ผ๏ธ

WebP Converter

Convert images to WebP format for high-quality web compression with smaller file sizes.

Image
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PNG to JPG Converter

Convert PNG images to JPEG format with adjustable quality and background transparency options.

Image
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Text Highlighter

Highlight keywords and phrases in text with customizable colors and background styles.

Text
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Word Combinations Generator

Generate all two and three-word combinations from a list of words for brainstorming.

Text
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Sentiment Analyzer

Analyze text sentiment and detect positive, negative, or neutral tone with scores.

Text
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English Collocations Checker

Check common English word pairings and phrases for natural-sounding writing.

Text
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Article Title Generator

Generate catchy article titles from a topic with SEO-optimized headline options.

Text
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HTML to JSX Converter

Convert HTML code to JSX format with proper attribute casing and syntax.

Developer
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CSS to Styled Components

Convert plain CSS to styled-components template literal syntax for React.

Developer
๐Ÿ”„

URL Redirect Checker

Follow URL redirect chains and see the full sequence of HTTP status codes.

Developer
๐Ÿ“ค

Open Graph Generator

Generate Open Graph meta tags for social sharing with live preview.

SEO
๐ŸŽจ

Dominant Color Extractor

Extract top dominant colors from any image and get HEX and RGB values instantly.

Image
๐Ÿท๏ธ

HEX-Named Color Converter

Convert both ways between HEX codes and CSS named colors. Pick a hex to find the nearest name, or pick a name to get its hex โ€” live side-by-side in your browser.

Color
โœ…

Grammar Checker V2

Check grammar, spelling, and punctuation with detailed explanations and one-click corrections.

Text
๐ŸŒ

DNS Lookup

Query DNS records for any domain - A, AAAA, MX, TXT, and CNAME records.

Network
๐Ÿ“„

API Spec Generator

Generate OpenAPI/Swagger specs from JSON sample data for API documentation.

Developer
๐Ÿ”‘

SSH Key Generator

Generate RSA, ECDSA, and Ed25519 SSH key pairs for server authentication.

Developer
โœ…

JSON Validator

Validate JSON syntax and check for schema compliance with error line numbers.

Developer
๐Ÿ”„

Text Reverser

Reverse characters, words, or lines in any text with one-click copy output.

Text
๐Ÿ”ค

Character Frequency Counter

Count character frequency in text for password analysis and cipher detection.

Text
๐Ÿ”ค

Word Alphabetizer

Extract and alphabetically sort unique words from any text block.

Text
โœ๏ธ

Random Sentence Generator

Generate random meaningful sentences for placeholder text and writing practice.

Text
๐ŸŽซ

JSON Web Token Tester

Test and validate JWT tokens - decode header, payload, and verify signatures in real time.

Developer
๐Ÿ“ท

Photo Resize Tool

Resize photos to standard dimensions for social media, web, and mobile with preview.

Image
๐Ÿ”Ž

SERP Snippet Preview

Preview how a webpage looks as a Google search result with title, URL, and description.

SEO
โ™ฟ

Color Contrast Auditor

Audit color contrast ratios for WCAG 2.1 AA and AAA compliance with suggested fixes.

Color
๐Ÿ“

Metric Imperial Converter

Convert between metric and imperial units for length, weight, and temperature.

Conversion
๐Ÿ”ข

Binary Decimal Hex Converter

Convert between binary, decimal, hexadecimal, and octal number systems instantly.

Conversion
๐Ÿ“Š

Text Statistics Calculator

Analyze text for word count, sentence count, avg word length, character breakdown, and density.

Text
๐Ÿ“

Sentence Counter

Count sentences, words, and characters with average sentence length analysis.

Text
๐ŸŽซ

JWT Token Tester

Test and validate JWT tokens - decode header, payload, and verify signatures in real time.

Developer
๐Ÿท๏ธ

SEO Meta Tag Analyzer

Analyze and optimize SEO meta tags, Open Graph, and Twitter Card tags with suggestions.

SEO
๐Ÿ”Š

Text to Speech

Convert text to speech using your browser with adjustable voice, speed, and pitch.

Text
๐Ÿ›ก๏ธ

EXIF Remover

Remove EXIF metadata from images to protect privacy before sharing online.

Image
๐Ÿ†”

UUID Validator

Validate UUID v1, v4, and v7 formats and check if a UUID string is properly formatted.

Developer
๐Ÿ“

Markdown Preview

Write markdown and see a live rendered preview side by side with export to HTML.

Developer
๐ŸŒ

CIDR Subnet Calculator

Calculate subnet masks, network ranges, usable IPs, and wildcard masks from CIDR notation.

Network
๐Ÿ“ก

IP Range Calculator

Count inclusive addresses between two IPs and report the smallest enclosing CIDR, network, and broadcast.

Network
๐ŸŽจ

Color Saturation Adjuster

Adjust color saturation, vibrance, and lightness with a live preview and CSS output.

Color
๐Ÿ“

Grammar Score Checker

Get a grammar quality score for your text with specific suggestions for improvement.

Text
๐Ÿ”ค

Regex Description Generator

Paste a regex pattern and get a plain English explanation of what it matches.

Developer
๐ŸŽจ

Color Shade Tints

Generate tints, shades, and tones of any color for consistent design system palettes.

Color
โœ…

Grammar Checker Pro

Advanced grammar and spell checker with style suggestions, tone detection, and one-click fixes.

Text
๐Ÿ”

Dummy Text Detector

Detect lorem ipsum and placeholder text in documents with one-click removal suggestions.

Text
๐Ÿ“š

Reading Level Estimator

Estimate the reading grade level required to understand any text passage.

Text
โœ…

robots.txt Validator

Validate robots.txt syntax and check for common errors and misconfigurations.

Developer
โ—ป๏ธ

Image Square Fit

Fit any image into a square canvas with customizable background color.

Image
๐ŸŒ

Hreflang Tag Generator

Generate hreflang tags for multi-language and multi-regional website versions.

SEO
๐Ÿ’พ

Data Size Converter

Convert between bytes, KB, MB, GB, TB, and PB with binary or decimal units.

Conversion
๐Ÿ”ข

Decimal to Binary Converter

Convert decimal numbers to binary, hexadecimal, and octal formats instantly.

Conversion
๐ŸŽจ

Color Format Converter

Convert between HEX, RGB, RGBA, HSL, HSLA, HSV, and CMYK with a color picker, alpha control, and live preview.

Color
โ™ฟ

WCAG Contrast Checker

Check color contrast ratios and verify WCAG AA and AAA compliance for accessibility.

Color
๐ŸŒก๏ธ

Temperature Unit Converter

Convert temperatures between Celsius, Fahrenheit, Kelvin, and Rankine instantly.

Conversion
๐Ÿ”ข

Base Number Converter

Convert between binary, decimal, hexadecimal, octal, and base-32 number systems.

Conversion
๐ŸŽซ

JWT Inspector

Inspect and decode JWT tokens without signature verification to view payload and expiration.

Developer
๐Ÿ”

Regex Match Visualizer

Visualize regex matches with highlighted groups and real-time pattern testing.

Developer
๐Ÿ•

Cron Human-Readable

Build cron schedules visually with a point-and-click editor and plain English output.

Developer
๐Ÿ”Ž

Google SERP Preview

Preview how your page title and description appear in actual Google search results.

SEO
๐Ÿ”‘

Keyword Generator

Generate keyword variations and suggestions from any seed term โ€” questions, prepositions, and modifiers.

SEO
๐ŸŒณ

JSON Path Evaluator

Evaluate JSONPath expressions against any JSON data and extract matched nodes instantly.

Developer
๐Ÿ”—

cURL Generator

Generate cURL commands from browser network requests with headers and body options.

Developer
๐ŸŒก๏ธ

Temperature Converter

Convert temperatures between Celsius, Fahrenheit, and Kelvin instantly with formulas shown.

Conversion
๐Ÿ“Š

Word Frequency Analyzer

Analyze word and phrase frequency in any text for SEO and content optimization insights.

Text
๐Ÿ”

ROT13 Cipher

Apply ROT13 substitution cipher to encode or decode text instantly in your browser.

Conversion
๐Ÿ”

Regex Pattern Tester

Test regex patterns with match highlighting, capture groups, replacement preview, and common pattern library.

Developer
๐ŸŽซ

JWT Token Decoder

Decode JWT tokens to inspect header, payload, and expiration without signature verification.

Developer
๐Ÿ•

Cron Schedule Generator

Build cron schedules visually with a point-and-click editor and human-readable preview.

Developer
๐Ÿ”ค

Regex Explanation Tool

Paste a regex and get a plain English explanation of what each part matches.

Developer
โฐ

Cron Schedule Checker

Paste a cron expression and see the next 10 run times with a human-readable description.

Developer
๐Ÿ•ต๏ธ

Passive Voice Detector

Detect passive voice constructions in text and suggest active voice rewrites for clearer writing.

Text
โฑ๏ธ

Reading Time Estimator

Estimate how long it takes to read any text based on average reading speed of 200 words per minute.

Text
๐Ÿ“Š

Word Frequency Table

Generate a frequency table showing how often each word appears in any text.

Text
๐Ÿ”

API Auth Header Generator

Generate API authentication headers for Bearer, Basic, and AWS Signature schemes.

Developer
๐Ÿ–ผ๏ธ

Image Border Adder

Add borders of custom width, color, and style around any image with live preview.

Image
๐Ÿ”„

Image Rotate Tool

Rotate images by 90, 180, or 270 degrees or set a custom angle with one click.

Image
๐Ÿ”ƒ

Image Flip Tool

Flip images horizontally or vertically to mirror them with instant download.

Image
๐Ÿท๏ธ

Heading Tag Analyzer

Analyze heading structure (H1-H6) on any webpage to check for proper hierarchy and SEO best practices.

SEO
๐Ÿ’ก

Color Luminance Checker

Check relative luminance and brightness of any color to predict contrast on light or dark backgrounds.

Color
๐ŸŽจ

Color Temperature Adjuster

Shift a color warmer (yellow/red) or cooler (blue) by adjusting its temperature value.

Color
๐Ÿ“

Angle Unit Converter

Convert angles between degrees, radians, gradians, and arcminutes instantly.

Conversion
๐Ÿ”€

Word Scramble Generator

Scramble letters in any word to create fun anagrams and puzzles.

Text
๐Ÿ“–

Collocation Checker

Check whether word pairs form natural English collocations and get alternatives. This collocation checker helps you spot awkward phrasing and better word pairings.

Text
๐Ÿ“

Paragraph Counter

Count paragraphs, sentences, and avg words per paragraph in any text.

Text
๐Ÿ“Š

CSV Generator

Generate sample CSV data from a header row with customizable columns and row count.

Developer
โฐ

Cron Schedule Validator

Validate cron expressions and see the next 10 scheduled run times instantly.

Developer
๐Ÿ†”

UUID Normalizer

Normalize UUID formats between v1, v4, and v7 with uppercase or lowercase output.

Developer
๐Ÿท๏ธ

Page Title Checker

Check page title length and quality for Google search result display optimization.

SEO
๐ŸŒก๏ธ

Pressure Unit Converter

Convert between pascals, bars, PSI, atmospheres, and mmHg pressure units instantly.

Conversion
๐Ÿ”‹

Energy Unit Converter

Convert between joules, calories, kilowatt-hours, and BTU energy units instantly.

Conversion
๐Ÿ”

Random Password Generator

Generate strong, secure passwords instantly. Customize length and character types for maximum security.

Utility
๐Ÿ—บ๏ธ

XML Sitemap URL Extractor

Extract all URLs from any sitemap.xml file instantly. Perfect for SEO audits, site analysis, and content inventory.

SEO
๐Ÿ“„

Markdown to PDF Converter

Convert Markdown to professional PDFs instantly. Support for tables, code blocks, and custom themes. 100% client-side.

Developer
๐Ÿ”“

PDF Password Remover

Unlock PDFs you have permission to access with browser-local password handling. Files never leave your device.

Utility
๐Ÿ”ค

Base64 Encoder/Decoder

Encode and decode Base64 strings instantly. Support for text, files, images, and binary data with live preview.

Developer
๐Ÿ”ค

Text Case Converter

Convert text between different cases: UPPERCASE, lowercase, Title Case, camelCase, snake_case, and more.

Text
๐Ÿท๏ธ

HTML Encoder/Decoder

Encode and decode HTML entities. Convert special characters to HTML entities and back.

Developer
๐ŸŽจ

CSS Minifier

Minify CSS code to reduce file size. Remove whitespace, comments, and optimize for production.

Developer
โœ๏ธ

Markdown Editor

Write and preview Markdown in real-time. Export to HTML, PDF, or copy formatted text with syntax highlighting.

Text
๐Ÿ”ข

Binary Converter

Convert between binary, decimal, hexadecimal, and octal number systems. Support for signed integers and more.

Developer
๐Ÿ’ฐ

Tip Calculator

Calculate tips and split bills among multiple people. Perfect for restaurants, bars, and services.

Utility
๐Ÿ”™

Backslash Escape/Unescape

Escape and unescape backslash characters in strings for JSON, JavaScript, regex, and other programming contexts.

Developer
๐Ÿ—„๏ธ

SQL Formatter

Format, beautify, and minify SQL queries with proper indentation and syntax highlighting. Support for all major databases.

Developer
๐ŸŽต

AAC to WAV Converter

Convert AAC audio to WAV format. Preserve original audio quality.

Conversion
๐Ÿ“„

Add Pages to PDF

Add blank or existing pages to a PDF document at a chosen position.

PDF Tools
๐ŸŽฌ

Add Subtitles to Video

Add subtitle files to your videos. Support for SRT and VTT formats.

Video Tools
๐Ÿ“

PDF Annotator

Add comments, highlights, and annotations to PDF files. Free and browser-based.

PDF Tools
โšก

Automation Wizard

Create workflow automations without coding. Connect apps and automate tasks.

Utility
๐Ÿ“

Bill of Sale Generator

Generate a bill of sale document for vehicle or property sales. Free template.

Document Generator
๐Ÿ–ผ๏ธ

Add Border to Image

Add customizable borders to images. Choose color, width, and style.

Image
๐Ÿ’ผ

Business Plan Generator

Create a professional business plan outline. Key sections covered.

Document Generator
๐Ÿ“Š

Chart Maker

Create charts and graphs from data. Bar, line, pie, and more chart types.

Utility
๐Ÿ–ผ๏ธ

Image Collage Maker

Create photo collages with multiple images. Choose layouts and customize borders.

Image
๐Ÿ–ผ๏ธ

Combine Images

Merge multiple images into one. Stack vertically or horizontally.

Image
๐Ÿ–ผ๏ธ

Crop Image

Crop images to any size and aspect ratio. Remove unwanted areas quickly.

Image
๐Ÿ–ผ๏ธ

Make Round Image

Crop images into circles and ovals. Perfect for profile pictures and avatars.

Image
๐Ÿ“Š

CSV to Excel Converter

Convert CSV files to Excel format. Download as .xlsx with proper formatting.

Conversion
๐Ÿ“Š

CSV to XML Converter

Convert CSV to XML format. Map columns to XML elements automatically.

Conversion
๐ŸŽฌ

Cut Video

Cut and trim video files. Remove unwanted sections without re-encoding.

Video Tools
๐Ÿ–ผ๏ธ

Image Format Detector

Detect the format and type of any image. See dimensions, size, and color depth.

Image
๐Ÿ“„

Edit PDF

Add text and image overlays to PDF files without changing the original content.

PDF Tools
๐Ÿ“Š

Excel to CSV Converter

Convert Excel spreadsheets to CSV format. Fast and accurate data export.

Conversion
๐Ÿ“Š

Excel to PDF Converter

Convert Excel spreadsheets to PDF format. Preserve formatting and layout.

Conversion
๐Ÿ“Š

Excel to XML Converter

Convert Excel data to XML format. Map cells to XML elements easily.

Conversion
๐ŸŽต

Extract Audio from Video

Extract audio tracks from video files. Save as MP3, WAV, or other formats.

Conversion
๐Ÿ“„

Extract Images from PDF

Extract common embedded raster images from a PDF file. Download them as a ZIP or individually.

PDF Tools
๐Ÿ–ผ๏ธ

Font to PNG Converter

Turn text into PNG images with custom fonts. Create typographic graphics.

Image
๐ŸŽฌ

GIF to APNG Converter

Convert animated GIF to animated PNG. Better quality, smaller file size.

Conversion
๐Ÿ–ผ๏ธ

GIF to JPG Converter

Convert animated GIF to static JPG image. Extract first frame or create thumbnail.

Conversion
๐Ÿ–ผ๏ธ

GIF to PNG Converter

Convert GIF to PNG format. Preserve transparency in static output.

Conversion
๐Ÿ–ผ๏ธ

Grayscale Image Converter

Convert images to black and white. Classic monochrome effect with adjustable intensity.

Image
๐Ÿ–ผ๏ธ

HEIC to JPG Converter

Convert HEIC iPhone photos to JPG format. Universal compatibility.

Conversion
๐Ÿ–ผ๏ธ

HEIC to PNG Converter

Convert HEIC images to PNG. Preserve quality and transparency.

Conversion
๐Ÿ–ผ๏ธ

JPG to PNG Converter

Convert JPEG to PNG format. Preserve quality through multiple saves.

Conversion
๐Ÿ–ผ๏ธ

JPG to WebP Converter

Convert JPEG to WebP format. Smaller size, excellent quality.

Conversion
๐ŸŽต

M4A to WAV Converter

Convert M4A to WAV audio format. Lossless quality for audio editing.

Conversion
๐Ÿ–ผ๏ธ

Meme Generator

Create memes instantly. Add text to popular templates or your own images.

Image
๐Ÿ“„

Merge PDFs

Merge multiple PDF files into one document. Combine pages from different sources.

PDF Tools
๐ŸŽต

MKV to MP3 Converter

Extract audio from MKV video files. Save as MP3 music track.

Conversion
๐ŸŽต

MP4 to MP3 Converter

Extract audio from MP4 videos. Save music and soundtracks as MP3.

Conversion
๐ŸŽต

MP4 to WAV Converter

Convert MP4 video to WAV audio. High quality audio extraction.

Conversion
๐Ÿ“

Non-Disclosure Agreement Generator

Generate a free NDA document. Standard legal templates for business.

Document Generator
๐Ÿ–ผ๏ธ

Pixelate Image

Pixelate faces or objects in photos. Privacy protection in one click.

Image
๐Ÿ–ผ๏ธ

PNG to WebP Converter

Convert PNG to WebP format. Smaller size, same quality.

Conversion
๐Ÿ“

Poll Generator

Free online poll generator. Create simple polls for Twitter, Instagram, and audience surveys with ready-to-share options.

Utility
๐Ÿ“

Press Release Generator

Write professional press releases. Standard format, media-ready.

Document Generator
๐Ÿ“

Privacy Policy Generator

Generate a privacy policy for your website. Free legal template.

Document Generator
๐Ÿ–ผ๏ธ

Profile Photo Editor

Edit and enhance profile pictures. Crop, filter, and retouch self-portraits.

Image
๐Ÿ“

Purchase Agreement Generator

Create purchase agreement contracts. Free legal document templates.

Document Generator
๐Ÿ“„

Rearrange PDF Pages

Reorder and rotate PDF pages with drag-and-drop and arrow controls.

PDF Tools
๐Ÿ“„

Delete PDF Pages

Select and remove unwanted pages from a PDF while keeping at least one page.

PDF Tools
๐Ÿ“

Resize Image

Resize images to any dimension. Maintain aspect ratio or set exact size.

Image
๐Ÿ–ผ๏ธ

Rotate Image

Rotate images by 90, 180, or custom angle. Fix orientation instantly.

Image
๐Ÿ–ผ๏ธ

Sharpen Image

Sharpen blurry photos. Enhance details and improve image clarity.

Image
โœ๏ธ

Sign PDF

Add a visual signature to a PDF by drawing, typing, or uploading a signature image.

PDF Tools
๐Ÿ“Š

Split CSV File

Split large CSV files into smaller parts. Handle big data with ease.

Utility
๐Ÿ“Š

Split Excel File

Split large Excel files into smaller spreadsheets. Manage data better.

Utility
๐Ÿ–ผ๏ธ

SVG to PNG Converter

Convert SVG vector graphics to PNG images. Rasterize vectors for web.

Conversion
๐Ÿ–ผ๏ธ

SVG to JPG Converter

Convert SVG vector graphics to JPEG images. Rasterize vectors for web.

Conversion
๐Ÿ–ผ๏ธ

SVG to WebP Converter

Convert SVG vector graphics to WebP images. Rasterize vectors for web.

Conversion
๐Ÿ–ผ๏ธ

Logo Trace Converter

Trace bitmap logos to vector format. Convert PNG to editable SVG.

Conversion
๐Ÿ–ผ๏ธ

Unblur Image

Fix blurry photos. Sharpen and enhance low-resolution images.

Image
๐Ÿ”“

Unlock PDF

Remove an opening password from PDFs you have permission to access using browser-local processing.

PDF Tools
๐Ÿ“„

Add Watermark to PDF

Add a visible text or image watermark to every page of a PDF.

PDF Tools
๐Ÿ–ผ๏ธ

WebP to JPG Converter

Convert WebP to JPEG format. Maximum compatibility with all browsers.

Conversion
๐Ÿ–ผ๏ธ

WebP to PNG Converter

Convert WebP to PNG. Preserve transparency and quality.

Conversion
๐Ÿ“ฆ

Create ZIP File

Create ZIP archives from multiple files. Compress for easy sharing.

Utility
๐Ÿ”ค

Unicode Escape Encoder

Encode Unicode characters to escape sequences and decode escaped strings back to text.

Developer
๐ŸŒ

Punycode / IDN Converter

Convert internationalized domain names to Punycode (xn--) and back. Supports Unicode domains, emoji domains, URLs, and email addresses.

Developer
๐Ÿงน

Remove Extra Spaces

Remove multiple spaces, tabs, and line breaks from text. Clean up copy-pasted content instantly.

Text
๐Ÿ“

DPI PPI Calculator

Calculate dots per inch and pixels per inch for print and screen resolution.

Image
๐ŸŽก

Random Choice Wheel

Spin a customizable wheel to pick random names or items from a list.

Utility
๐Ÿ†”

ULID Generator

Generate Universally Unique Lexicographically Sortable Identifiers for distributed systems.

Developer
๐Ÿ–ผ๏ธ

Image Shadow Generator

Generate CSS box-shadow code for drop shadows, inner shadows, and colored shadows.

CSS
๐Ÿ˜€

Favicon from Emoji

Turn any emoji into a favicon PNG instantly. Download in multiple sizes.

Image
๐Ÿ“ฅ

Batch Favicon Downloader

Extract and download favicons from multiple URLs at once in one click.

SEO
๐Ÿ”‘

HMAC Generator

Generate HMAC digests for any text using SHA-256, SHA-1, or MD5 with a secret key.

Developer
๐ŸŽฒ

Secure Random Generator

Generate cryptographically secure random strings, numbers, UUIDs, and bytes in your browser.

Developer
๐Ÿ”—

JSON Escape/Unescape

Escape or unescape special characters in JSON strings for safe embedding and storage.

Developer
๐ŸŽจ

CSS Naming Convention Converter

Convert CSS class names between BEM, kebab-case, camelCase, and SCSS conventions.

CSS
โšก

HTML Minifier

Minify HTML by removing whitespace, comments, and optional tags for faster page loads.

Developer
๐Ÿ”ข

Random PIN Generator

Generate random numeric PINs of any length for secure codes, OTPs, and access keys.

Utility
๐Ÿณ

Docker Compose Generator

Generate Docker Compose YAML files for multi-container applications with common templates.

Network
๐Ÿ†”

UUID Comparator

Compare two UUIDs to check equality and sort them chronologically by timestamp.

Developer
๐Ÿ”

Text Uniqueness Checker

Check text for duplicate and near-duplicate content with similarity scoring.

Text
๐Ÿ”

Duplicate Phrase Detector

Find repeated phrases and word patterns in any text block for cleaner writing.

Text
๐Ÿ“

Filler Word Counter

Count filler words like actually, basically, and really to improve speaking and writing.

Text
๐Ÿ”

Token Builder

Build custom JWT or bearer tokens with header, payload, and signature editing.

Developer
๐Ÿ“Š

Code to Diagram Generator

Convert code into visual flowcharts and sequence diagrams for documentation.

Developer
๐ŸŽฌ

Algorithm Visualizer

Visualize sorting, searching, and graph algorithms step by step with animation.

Developer
๐Ÿ“

Image Scale Calculator

Calculate new image dimensions from a percentage scale or target size.

Image
๐Ÿค–

Robots.txt Editor

Visually edit and test robots.txt rules with live crawler simulation.

SEO
๐ŸŽจ

Color Opacity Generator

Generate HEX and RGB colors with custom alpha transparency for overlays and borders.

Color
๐Ÿ–ผ๏ธ

Base64 Image Decoder

Decode Base64 data URLs back to image files for download or inspection.

Conversion
๐Ÿ“ฆ

HTTP Headers Inspector

View and debug HTTP request and response headers for any URL with timing breakdown.

Developer
โœ๏ธ

Headline Analyzer

Analyze headlines for word count, emotional impact, and SEO keyword density.

Text
๐Ÿ“‹

Text Structure Validator

Check heading hierarchy, paragraph length, and list usage for well-structured content.

Text
๐Ÿ”ฃ

Character Variety Checker

Check text for character variety including uppercase, lowercase, digits, and special symbols.

Text
๐Ÿ“„

API Documentation Generator

Generate API documentation from endpoint definitions with request/response examples.

Developer
๐Ÿ—„๏ธ

Database Query Formatter

Format and prettify SQL queries with keyword highlighting and indentation.

Developer
๐Ÿ†”

UUID Compare

Compare two UUIDs to check version, variant, timestamp, and lexicographic order.

Developer
๐Ÿ“

Image Dimension Checker

Check image width, height, and file size without uploading - supports JPEG, PNG, WebP.

Image
๐Ÿ”

OG Tag Debugger

Debug Open Graph and Twitter Card meta tags for any URL with detailed validation.

SEO
๐Ÿ”—

Canonical URL Generator

Generate canonical URL tags for webpages to prevent duplicate content SEO issues.

SEO
โœ‚๏ธ

Image Background Remover

Remove background from images using browser-based processing - no upload required.

Image
๐Ÿ’พ

Byte Size Converter

Convert bytes to KB, MB, GB, TB with binary (1024) or decimal (1000) base.

Conversion
๐Ÿ“

Area Converter

Convert between square meters, acres, hectares, square feet, and other area units.

Conversion
๐Ÿ“ก

Frequency Converter

Convert between hertz, kilohertz, megahertz, gigahertz, and RPM instantly.

Conversion
โšก

Force Converter

Convert between newtons, dynes, pounds-force, and kilogram-force units.

Conversion
๐ŸŽจ

Random Color Generator

Generate random colors with HEX, RGB, HSL values and one-click copy to clipboard.

Color
โฑ๏ธ

Time Duration Calculator

Add or subtract time intervals - calculate end time from start plus duration, or find the gap between two times.

Utility
๐Ÿ•ฐ๏ธ

Timestamp Diff Calculator

Calculate the difference between two Unix timestamps or dates with breakdown.

Utility
๐Ÿ“

Pixel Density Calculator

Calculate PPI and DPI for images at different dimensions and print sizes.

Image
๐Ÿ“

HTML to Plain Text

Strip HTML tags and extract clean plain text from any web content instantly.

Conversion
๐Ÿ 

Fake Address Generator

Generate realistic fake addresses for testing with street, city, state, and zip.

Text
๐Ÿ“ก

Random MAC Generator

Generate random MAC addresses in OUI, EUI-48, and EUI-64 formats for testing.

Network
โœ๏ธ

Spelling Checker

Check spelling errors in any text and get one-click corrections instantly.

Text
๐Ÿ“Š

Text Complexity Analyzer

Analyze text complexity with syllable count, sentence length, and vocabulary score.

Text
๐Ÿ”Ž

Text Deduplicator

Remove duplicate lines, words, or sentences from text while preserving order.

Text
๐Ÿ”Œ

API Endpoint Debugger

Debug API endpoints with custom headers, body, and authentication for testing.

Developer
๐Ÿท๏ธ

HTML Attribute Encoder

Encode HTML attributes for safe use inside element tags and values.

Developer
๐Ÿ–ผ๏ธ

Base64 Image Viewer

View images encoded as Base64 data URLs directly in your browser.

Image
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Photo Metadata Remover

Strip EXIF and metadata from photos to protect privacy before sharing online.

Image
๐Ÿท๏ธ

SEO Title Analyzer

Analyze SEO title length and quality for Google search results click-through rates.

SEO
๐Ÿ”Ž

SERP Simulator

Simulate how any webpage appears in Google search results with pixel-perfect preview.

SEO
๐Ÿค–

Robots TXT Checker

Check robots.txt files for crawler directives and blocked paths with validation.

SEO
๐ŸŽจ

Color Luminance Calculator

Calculate relative luminance of any color for WCAG contrast ratio compliance.

Color
โš–๏ธ

All-in-One Unit Converter

Convert between length, weight, temperature, speed, and volume in one tool.

Conversion
๐Ÿ”ข

Octal to Decimal Converter

Convert octal numbers to decimal, binary, and hexadecimal instantly.

Conversion
๐Ÿ”—

Slug Health Checker

Check URL slug health for duplicate content issues and SEO-friendly structure.

SEO
๐Ÿ”

Duplicate URL Detector

Detect duplicate URLs in a list and suggest canonical versions for SEO.

SEO
๐Ÿ–ฅ๏ธ

Screen Density Simulator

Simulate how websites look on screens with different DPI and pixel densities.

Developer
๐Ÿ“Š

HTML Table to JSON

Convert HTML tables to JSON arrays with automatic header detection.

Conversion
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Text Sentence Shuffler

Shuffle sentences within paragraphs or across a whole text randomly.

Text
๐Ÿ“‹

Text Line Sorter

Sort text lines alphabetically, by length, reverse order, or remove duplicates in one click.

Text
๐Ÿ“

Image Size Resizer

Resize images to exact pixel dimensions with aspect ratio lock and batch support.

Image
๐Ÿ•

Cron Generator

Build cron schedules visually with point-and-click editor and human-readable output.

Developer
๐Ÿ“Š

Flesch-Kincaid Calculator

Calculate the Flesch-Kincaid readability grade level and reading ease score for any text.

Text
๐Ÿ”

Regex Pattern Builder

Build regex patterns visually from common use cases like emails, phones, URLs, and dates.

Developer
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Cron Schedule Explainer

Explain what a cron schedule means in plain English and show the next run times.

Developer
๐Ÿ–ผ๏ธ

Banner Generator

Create polished 1200ร—630 blog covers, banners, and Open Graph images with editable copy, gradient presets, and one-click PNG download.

Image
โ™ฟ

Color Contrast Matrix

Generate a contrast matrix for multiple colors to check WCAG AA and AAA compliance.

Color
๐Ÿ”ข

Binary to Decimal

Convert binary numbers to decimal and vice versa with step-by-step calculation display.

Conversion
๐ŸŽฌ

CSS Animation Generator

Generate CSS @keyframes animations with a visual editor - control timing, iteration, and easing curves.

CSS
๐Ÿ”ข

Scientific Notation Converter

Convert between decimal notation and scientific notation with step-by-step calculation display.

Conversion
๐Ÿ

cURL to Python

Convert cURL commands to Python requests code with headers, params, and body handling.

Developer
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cURL to JavaScript

Convert cURL commands to JavaScript fetch or Axios code with proper async/await syntax.

Developer
๐Ÿ“

Image DPI Resizer

Change DPI and resolution of images for print with proper aspect ratio preservation.

Image
๐Ÿ–ฑ๏ธ

CSS Cursor Generator

Generate custom CSS cursor values with URL images, fallback cursors, and CSS output.

CSS
๐Ÿ“‹

Markdown Table from JSON

Generate markdown tables from JSON arrays with customizable alignment and header formatting.

Conversion
๐ŸŒ

HTTP Status Checker

Check HTTP status codes for multiple URLs in bulk and identify issues quickly.

Developer
๐ŸŽจ

Color Shade Generator

Generate lighter, darker, and tinted variations of any color for design system palettes.

Color
๐Ÿ“

Batch Image Resizer

Resize multiple images at once to standard dimensions with aspect ratio lock.

Image
๐Ÿ“ˆ

Keyword Density Analyzer

Analyze keyword frequency and density in text or HTML content for SEO optimization.

SEO
๐Ÿ“Š

Percentage Change Calculator

Calculate percentage increase or decrease between two values with direction and magnitude.

Math
๐Ÿ“

Browser Image Resizer

Resize images directly in your browser with no upload required. Lock aspect ratio and batch resize.

Image
๐ŸŽฏ

Random Choice Picker

Pick random items from a list. Enter choices separated by newlines and spin or pick one at random.

Utility
๐Ÿ’ฐ

Discount Calculator

Calculate sale prices, percentage discounts, and savings instantly with original and discounted price.

Math
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List Difference Finder

Find items that are unique to each list - show items in list A but not B and vice versa.

Text
๐Ÿ”ค

Word Combinations

Generate all possible two-word and three-word combinations or permutations from a list of words.

Text
๐Ÿ“–

Reading Pace Calculator

Calculate your reading speed in words per minute and estimate completion time for any text.

Text
๐Ÿ”™

Regex Escape

Escape special regex characters in text so they are treated as literal characters in patterns.

Developer
๐Ÿ“Ž

Base64 File Encoder

Encode any file to Base64 data string for embedding or decoding Base64 back to a file.

Encoder
๐Ÿ”ฎ

What-If Scenario Calculator

Model what-if scenarios - change variables and see how results scale with instant recalculation.

Math
๐Ÿงพ

Bill Splitter

Split a bill among multiple people with customizable tips, tax, and round-up options.

Math
๐Ÿ”ค

Word Finder

Find valid English words from a string of letters with pattern and length filters.

Text
โœ๏ธ

Title Case Converter

Convert text to Title Case with options for small words, numbers, and custom exceptions.

Text
๐Ÿ’ป

Shell Command Generator

Generate shell commands from plain English descriptions for bash, zsh, and fish shells.

Developer
๐ŸŒ

Favicon Grabber

Download the favicon from any website URL in ICO, PNG, and SVG formats.

Image
โš–๏ธ

BMI Calculator

Calculate Body Mass Index from height and weight in metric or imperial units.

Utility
๐Ÿ“

Sentence Extractor

Extract all sentences from any text block with automatic numbering and export options.

Text
๐Ÿ“œ

Lorem Ipsum Words Generator

Generate a specific number of lorem ipsum words for placeholder content in design mockups.

Text
๐Ÿ”ค

Homophone Checker

Detect commonly confused homophones like there/their/theyre and suggest the correct word.

Text
๐Ÿ“„

API Endpoint Documenter

Generate API documentation from endpoint definitions with request/response examples and parameter tables.

Developer
๐Ÿ“˜

JSON to TypeScript Types

Convert JSON data into TypeScript type definitions with optional strict null and readonly modifiers.

Developer
๐ŸŒ

Favicon PNG Generator

Generate PNG favicon icons in standard sizes from any image or emoji with transparent background.

Image
๐ŸŽจ

Color Palette from Image

Extract a 5-color palette from any image and get HEX, RGB, and HSL values for each swatch.

Color
๐Ÿณ

Cooking Unit Converter

Convert between cooking measurements - cups, tablespoons, teaspoons, grams, milliliters, and ounces.

Conversion
๐Ÿ”ข

Hex to Decimal Converter

Convert hexadecimal numbers to decimal and binary with step-by-step calculation breakdown.

Conversion
๐Ÿ”ข

Decimal to Hex Converter

Convert decimal numbers to hexadecimal and binary with instant result and copy button.

Conversion
โฑ๏ธ

Read Time Calculator

Estimate how long it takes to read any text based on average reading speed.

Text
๐Ÿ“

Paragraph Generator

Generate random paragraphs with customizable word count and topic for placeholder content.

Text
๐Ÿ’ป

cURL Command Builder

Build cURL commands with custom method, headers, body, and authentication.

Developer
๐ŸŒ

DNS Lookup Tool

Check DNS records for any domain including A, MX, CNAME, TXT, and NS records.

Network
โž—

Fraction Calculator

Add, subtract, multiply, and divide fractions with step-by-step solutions.

Math
๐ŸŽฒ

Random ID Generator

Generate random alphanumeric IDs, coupon codes, and referral codes in bulk.

Utility
๐Ÿ“Š

Readability Score Calculator

Calculate Flesch-Kincaid, SMOG, ARI, and Coleman-Liau readability scores for any text.

Text
๐ŸŒ

Favicon Icon Generator

Generate favicon icons from text, emoji, or images with ICO, PNG, and SVG output.

Image
๐Ÿ”Ž

Google SERP Simulator

Simulate how a webpage appears in Google search results with title, description, and URL preview.

SEO
โ™ฟ

Color Contrast Ratio Checker

Check foreground and background color contrast for WCAG AA and AAA compliance with suggestions.

Color
โš–๏ธ

General Unit Converter

Convert between length, weight, temperature, speed, area, and volume units instantly.

Conversion
๐Ÿ“‹

Smart Text Sorter

Sort text lines alphabetically, by length, numerically, or in random order.

Text
๐Ÿ”

Regex Match Tester

Test regex patterns with live match highlighting, capture groups, and replacements.

Developer
๐ŸŽซ

JWT Token Inspector

Decode JWT tokens and view header, payload, expiration, and signature info.

Developer
๐Ÿฆ

Tweet to Image Converter

Turn any tweet or text into a styled, shareable PNG image. Paste a URL or type custom content, choose themes and backgrounds, and download instantly.

Image
๐ŸŽจ

Color Picker Wheel

Pick colors from a visual wheel and get HEX, RGB, HSL, and CSS values instantly.

Color
โ™ฟ

WCAG Contrast Auditor

Check foreground and background color contrast for WCAG AA and AAA compliance.

Color
๐Ÿ”ข

BIN HEX DEC Converter

Convert between binary, hexadecimal, and decimal number systems instantly.

Conversion
๐Ÿ““

Notebook to HTML

Render Jupyter .ipynb notebook files as HTML preview. Paste notebook JSON and see rendered markdown cells, syntax-highlighted code, and outputs instantly in your browser.

Developer
๐Ÿ“‹

IPynb Formatter

Format and pretty-print Jupyter notebook (.ipynb) JSON with proper indentation and cell sorting. Clean up messy notebook files for better readability and version control.

Developer
๐Ÿงน

Jupyter Cleaner

Remove all outputs, execution counts, and metadata from Jupyter .ipynb files. Keep only source code and markdown cells for cleaner diffs and easier version control.

Developer
๐Ÿ“

Oxford Comma Fixer

Automatically apply the Oxford comma rule to any list of items. Paste comma-separated or newline-separated items to get properly formatted output with the serial/Oxford comma.

Text
๐Ÿ•ธ๏ธ

JSON Graph Visualizer

Visualize nested JSON relationships as nodes and edges, highlight missing references, and export relationship maps for debugging.

Developer