All Free Online Tools - Complete Directory
Every tool below runs entirely in your browser. Nothing is uploaded, no account is needed, and there are no usage limits. 177 tools across 7 categories.
Text Tools
View category →Lorem Ipsum Generator
Free online lorem ipsum generator - generate placeholder text for your designs and layouts
Word Counter
Free online word counter - count words, characters, sentences, and paragraphs in your text
Case Converter
Free online case converter - convert text between uppercase, lowercase, title case, and more
Emoji Picker
Free online emoji picker - search, browse, and copy emojis to your clipboard instantly
URL Slug Generator
Free online URL slug generator - convert any text into a clean, SEO-friendly URL slug
Text Repeater
Free online text repeater - repeat any text or string multiple times with custom separators
Letter & Character Frequency
Free online letter & character frequency - analyze the frequency of each letter and character in your text
Text to Speech
Free online text to speech - convert text to natural-sounding speech using the Web Speech API
Text Similarity Checker
Free online text similarity checker - compare two texts and calculate similarity percentage
Unicode Character Finder
Free online unicode character finder - search and copy special Unicode characters and symbols
Word Frequency Analyzer
Free online word frequency analyzer - analyze text and show most frequently used words
Text to ASCII Art
Free online text to ascii art - convert text into ASCII art with multiple font styles
Random Name Generator
Free online random name generator - generate realistic random names for testing and mockups
HTML Entity Reference
Free online HTML entity reference - search and copy HTML entities with live preview
Tool Chainer
Free online tool chainer - build text transformation pipelines by chaining processors together
AI Text Summarizer
Condense long text into clear summaries using a local AI - nothing leaves your browser
AI Writer & Rewriter
Rewrite, simplify, expand, fix grammar, or change tone of any text using a local AI in your browser
AI Email Composer
Turn bullet points into professional emails using a local AI - nothing leaves your browser
Text Translator
Text translator online free - translate between 30+ languages with auto-detection, no tracking
Grammar & Spell Checker
Grammar checker online free - check spelling, grammar, and style without installing anything or signing up
Batch Processor
Free online batch processor - process multiple files at once with 40+ text transformations
Readability Checker
Check readability scores for any text - Flesch-Kincaid, Gunning Fog, SMOG, and 5 more algorithms
Developer Tools
View category →JSON Formatter
JSON formatter and validator online - format, beautify, and validate JSON data instantly in your browser
Hash Generator
Free online hash generator - generate MD5, SHA-1, SHA-256 hashes from any input text
Markdown Preview
Free online markdown preview - write Markdown and see a live rendered preview side by side
Regex Tester
Free online regex tester - test and debug regular expressions with live matching and highlights
Regex Playground
Free online regex playground - build, test, and debug regular expressions with real-time match highlighting
Text Diff Checker
Free online text diff checker - compare two texts and see the differences highlighted line by line
JWT Decoder
Free online JWT decoder - decode and inspect JSON Web Tokens without sending them to a server
Cron Expression Parser
Free online cron expression parser - parse cron expressions and see the next scheduled run times
Crontab Generator
Free online crontab generator - build cron expressions visually with an intuitive interface
Markdown Table Generator
Free online markdown table generator - create Markdown tables visually with an interactive editor
Chmod Calculator
Free online chmod calculator - calculate Unix file permissions with an interactive chmod builder
JSON to TypeScript
Free online JSON to typescript - convert JSON objects to TypeScript interfaces and type definitions
SQL Formatter
Free online sql formatter - format and beautify SQL queries with proper indentation and syntax highlighting
XML Formatter
Free online XML formatter - format, validate, and beautify XML data with proper indentation
CSV Viewer
Free online CSV viewer - view, sort, and filter CSV data in an interactive table format
IP Subnet Calculator
Free online IP subnet calculator - calculate IP subnet details, CIDR notation, and network address ranges
Code Formatter
Free online code formatter - beautify and format JavaScript, CSS, HTML, and more
AES Encryption Tool
Free online AES encryption tool - encrypt and decrypt text using AES-256 encryption
HTTP Request Builder
Free online HTTP request builder - build and test HTTP requests with custom headers and body
CSS Formatter
Free online CSS formatter - format and beautify CSS code with configurable options
htaccess Generator
Free online htaccess generator - generate Apache .htaccess redirect and rewrite rules
XML Sitemap Generator
Free online XML sitemap generator - generate XML sitemaps from a list of URLs
Browser Feature Support
Free online browser feature support - check CSS and HTML feature browser compatibility
Code Screenshot
Free online code screenshot - create beautiful code screenshots with syntax highlighting
JSON Schema Generator
Free online JSON schema generator - generate JSON Schema from sample JSON data automatically
Git Commit Message Generator
Free online git commit message generator - generate conventional commit messages with type, scope, and description
Explain This
Free online explain this - paste any input and get a human-readable explanation of what it is
JSON Path Finder
Free online JSON path finder - navigate JSON and click to copy the path to any value
NPM Package Explorer
Free online NPM package explorer - search npm packages, check bundle sizes, and generate CDN links
AI Regex Generator
Free online AI regex generator - browse 35+ common regex patterns or generate custom ones with AI
AI Chat
Chat with a local AI that runs entirely in your browser - private, fast, no data leaves your device
AI Code Explainer
Paste any code and get a clear explanation from a local AI - your code never leaves your browser
AI Commit Message Generator
Generate git commit messages from diffs or change descriptions using a local AI in your browser
AI Code Converter
Convert code between programming languages using a local AI - your code never leaves your browser
AI Documentation Generator
Generate documentation comments for your code using a local AI - nothing leaves your browser
AI Regex Explainer
Get plain English explanations of regex patterns using a local AI - with live match testing
AI Bug Spotter
Paste code and find potential bugs, security issues, and improvements using a local AI
GitHub README Generator
Free online github readme generator - create stunning GitHub profile READMEs with badges and stats
GitHub Repo Stats
Free online github repo stats - view repository statistics, badges, and activity charts
GitHub Actions Generator
Free online github actions generator - generate CI/CD workflow YAML files from templates
Webhook Tester
Webhook tester online - generate temporary webhook URLs and inspect incoming HTTP requests for free
.gitignore Generator
Generate .gitignore files for any project - 50+ templates for languages, frameworks, IDEs, and OS
Dockerfile Generator
Generate production-ready Dockerfiles for 18 stacks - multi-stage builds, best practices included
Bitwise Calculator
Bitwise operations calculator - AND, OR, XOR, NOT, shifts with interactive bit grid visualization
Hex Dump Viewer
View hex dumps of files and text online - color-coded bytes, search, and ASCII representation
.env Editor & Validator
Edit and validate .env files online - detect duplicates, mask secrets, generate .env.example
package.json Generator
Generate package.json files with a form-based builder - 8 project presets, all fields supported
Changelog Generator
Generate changelogs in Keep a Changelog format - version entries, semver, and diff links
Converter Tools
View category →Word to PDF
Convert .docx documents to PDF entirely in your browser - no upload, no signup, no servers involved
PDF to Text
Extract all text from any PDF directly in your browser - no upload, no server, no signup
Add Page Numbers to PDF
Stamp page numbers onto a PDF with position, format, and starting-number controls. Runs in your browser.
PDF Metadata Editor
Edit PDF title, author, subject, keywords, creator, producer, and creation date - in-browser, no upload
Base64 Encoder/Decoder
Base64 encode and decode online - convert text to Base64 or decode Base64 strings instantly, free
Color Converter
Free online color converter - convert colors between HEX, RGB, HSL formats with live preview
PDF Merge & Split
Merge PDF online free or split PDF into pages - no upload to servers, all processing happens in your browser
JSON to CSV Converter
Free online JSON to CSV converter - convert JSON arrays to CSV format for spreadsheets and databases
Timestamp Converter
Free online timestamp converter - convert between Unix timestamps and human-readable dates instantly
Tailwind to CSS
Free online tailwind to CSS - convert Tailwind CSS classes to vanilla CSS properties
Number Base Converter
Free online number base converter - convert numbers between decimal, binary, octal, and hexadecimal
Text to Binary
Free online text to binary - convert text to binary representation and binary back to text
Aspect Ratio Calculator
Free online aspect ratio calculator - calculate and convert aspect ratios for images, videos, and screens
CSS Units Converter
Free online CSS units converter - convert between px, rem, em, vw, vh, and other CSS units
Unit Converter
Free online unit converter - convert between units of length, weight, temperature, speed, and data storage
HTML to Markdown
Free online HTML to markdown - convert HTML markup to clean, readable Markdown syntax
YAML ↔ JSON Converter
Free online YAML ↔ JSON converter - convert between YAML and JSON formats with validation and formatting
Morse Code Converter
Free online morse code converter - convert text to Morse code and Morse code back to text with audio playback
CSV to JSON Converter
Free online CSV to JSON converter - convert CSV data to JSON format with delimiter options and preview
XML to JSON Converter
Free online XML to JSON converter - convert XML documents to JSON format
YAML to CSV Converter
Free online YAML to CSV converter - convert YAML arrays to CSV spreadsheet format
Image Format Converter
Free online image format converter - convert between JPG, PNG, WebP, and AVIF formats
SVG to PNG Converter
Free online SVG to png converter - convert SVG images to PNG or JPEG format
Currency Converter
Free online currency converter - convert between currencies with current exchange rates
HTML to JSX Converter
Free online HTML to JSX converter - convert HTML markup to valid React JSX with automatic attribute and style transformations
JSON to XML Converter
Free online JSON to XML converter - convert JSON data to XML format instantly
TOML/JSON Converter
Convert between TOML and JSON online - bidirectional converter with full TOML v1.0 support
ROT13 / Caesar Cipher
ROT13 encoder/decoder and Caesar cipher with brute force cracker and frequency analysis
Punycode Converter
Convert internationalized domain names between Unicode and Punycode (IDN encoding) online
HTML to PDF Converter
Convert HTML to PDF online free - create downloadable PDF documents from HTML code in your browser
PDF Watermark
Add text or image watermarks to PDF documents online free - stamp text, logos, or signatures on any PDF
Sign PDF
Sign PDF online free - draw, type, or upload a signature and place it on any PDF, all in your browser with no upload
Images to PDF
Convert JPG and PNG images to PDF online free - combine multiple images into one PDF in your browser, no upload
PDF to Image
Convert PDF to JPG or PNG online free - turn every PDF page into a high-resolution image in your browser, no upload
Rotate PDF
Rotate PDF pages online free - fix sideways or upside-down pages 90, 180, or 270 degrees in your browser, no upload
Compress PDF
Compress PDF online free - shrink large scanned or image-heavy PDFs in your browser, no upload, no signup
Generator Tools
View category →QR Code Generator
QR code generator free - create QR codes from URLs or text with no watermark, no signup required
UUID Generator
Free online UUID generator - generate unique UUIDs (v4) for your applications
Password Generator
Strong password generator online - generate secure random passwords that never leave your browser
Color Palette Generator
Free online color palette generator - generate beautiful color palettes from any base color
Pomodoro Timer
Free online pomodoro timer - stay focused with a customizable work/break timer using the Pomodoro technique
Percentage Calculator
Free online percentage calculator - calculate percentages, percentage change, and percentage of a number instantly
Age Calculator
Free online age calculator - calculate your exact age from your birthdate in years, months, and days
Dummy Data Generator
Free online dummy data generator - generate realistic fake data for testing in JSON or CSV format
Mock Data Generator
Generate millions of rows of realistic mock data from SQL schemas, Prisma models, or a visual column builder
Privacy Policy Generator
Free online privacy policy generator - generate GDPR-compliant privacy policies for websites
Terms of Service Generator
Free online terms of service generator - create terms of service for websites and apps
Cookie Consent Generator
Free online cookie consent generator - generate cookie consent banners and compliance code
Lorem Picsum Gallery
Free online lorem picsum gallery - generate random placeholder images with custom dimensions
API Mock Response Generator
Free online API mock response generator - generate mock API responses for testing
Social Media Image Generator
Free online social media image generator - create correctly sized images for social media platforms
Email Signature Generator
Free online email signature generator - create professional HTML email signatures with live preview
Barcode Generator
Free online barcode generator - generate Code 128 barcodes from any text instantly
AI Data Generator
Generate mock data in JSON, CSV, or SQL from a text description using a local AI in your browser
Statistics Calculator
Calculate mean, median, mode, standard deviation, and 30+ statistics with visualizations
Scientific Calculator
Scientific calculator online - trig, logarithms, powers, roots, factorials, and expression parser
Image Tools
View category →Image to Base64
Free online image to base64 - convert images to Base64 encoded strings for embedding in code
Image Compressor & Resizer
Compress images online free without uploading - reduce image file size in your browser with no quality loss
Image Cropper
Free online image cropper - crop images with preset aspect ratios and free-form selection
EXIF Data Viewer
Free online EXIF data viewer - view and strip EXIF metadata from photos for privacy
Device Mockup Generator
Free online device mockup generator - wrap screenshots in device frames (iPhone, laptop, etc.)
Image Effects
Free online image effects - apply filters and effects to images (blur, grayscale, sepia)
Watermark Generator
Free online watermark generator - add text or image watermarks to photos
Image Resizer
Free online image resizer - resize images to exact dimensions, percentage, or common presets
Stock Photo Search
Free online stock photo search - search and download free high-resolution stock photos from Unsplash
Web Tools
View category →URL Encoder/Decoder
Free online URL encoder/decoder - encode or decode URL components for safe web usage
CSS Minifier
Free online CSS minifier - minify your CSS code to reduce file size and improve load times
HTML Entity Encoder
Free online HTML entity encoder - encode or decode HTML entities to prevent XSS and display issues
Meta Tag Generator
Free online meta tag generator - generate SEO meta tags, Open Graph, and Twitter Card markup for your website
SEO Analyzer
Free online SEO analyzer - analyze any website's SEO score and get actionable improvement tips
SVG Optimizer
Free online SVG optimizer - paste SVG code and get a minified, optimized version instantly
JavaScript Minifier
Free online javascript minifier - minify JavaScript code to reduce file size and improve load times
IP Address Lookup
Free online IP address lookup - find your public IP address and basic network information
Favicon Generator
Free online favicon generator - generate favicons from text, emoji, or uploaded images in all required sizes
Robots.txt Generator
Free online robots.txt generator - generate robots.txt files to control search engine crawler access
Open Graph Preview
Free online open graph preview - preview how your page looks when shared on social media platforms
DNS Lookup
Free online DNS lookup - query DNS records (A, MX, TXT, CNAME, NS)
SSL Certificate Checker
Free online SSL certificate checker - check SSL certificate details and expiration
Website Speed Test
Free online website speed test - analyze page load performance metrics
Broken Link Checker
Free online broken link checker - find broken links on web pages
Redirect Chain Checker
Free online redirect chain checker - trace HTTP redirect chains and hops
HTTP Headers Checker
Free online HTTP headers checker - view HTTP response headers for any URL
URL Safety Checker
Free online URL safety checker - scan URLs for malware, phishing, and security threats
JSON-LD Generator
Generate Schema.org JSON-LD structured data for SEO - 17 schema types with validation
Hreflang Tag Generator
Generate hreflang tags for multilingual SEO - HTML, HTTP headers, and XML sitemap formats
Design Tools
View category →Placeholder Image Generator
Free online placeholder image generator - generate customizable placeholder images for your designs and prototypes
CSS Box Shadow Generator
Free online CSS box shadow generator - create beautiful CSS box shadows with a visual builder and live preview
CSS Gradient Generator
Free online CSS gradient generator - create beautiful CSS gradients with a visual editor and live preview
Color Shade Generator
Free online color shade generator - generate light and dark shades of any color for design systems
CSS Flexbox Generator
Flexbox generator - visual CSS flexbox layout builder with live preview and ready-to-copy CSS code
CSS Grid Generator
Free online CSS grid generator - visual CSS grid layout builder with live preview and code export
Color Contrast Checker
Free online color contrast checker - check WCAG color contrast ratios for accessibility compliance
Border Radius Generator
Free online border radius generator - generate CSS border-radius values with visual editor
CSS Clip Path Generator
Free online CSS clip path generator - create custom CSS clip-path shapes visually
CSS Animation Generator
Free online CSS animation generator - generate CSS keyframe animations visually
Cubic Bezier Generator
Free online cubic bezier generator - create custom CSS easing curves for transitions
Font Pairing Tool
Free online font pairing tool - discover beautiful Google Font combinations
SVG Path Editor
Free online SVG path editor - edit SVG paths and Bezier curves visually
CSS Button Generator
Free online CSS button generator - generate styled CSS buttons with hover effects
Glassmorphism Generator
Free online glassmorphism generator - create glass-effect CSS styles with blur and transparency
Neumorphism Generator
Free online neumorphism generator - generate soft UI neumorphic CSS styles
Tailwind Component Preview
Free online tailwind component preview - write Tailwind CSS HTML and preview components live in the browser
Color Blindness Simulator
Free online color blindness simulator - see how colors appear to people with color vision deficiency
CSS Specificity Calculator
Free online CSS specificity calculator - calculate and compare CSS selector specificity scores instantly
Font Pair Generator
Free online font pair generator - find beautiful Google Fonts pairings with live preview and ready-to-use code
AI CSS Generator
Free online AI CSS generator - browse 25+ CSS effects or generate custom styles with AI
Design Token Converter
Free online design token converter - convert design tokens between CSS, SCSS, Tailwind, and more
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Converters
74 tools
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112 tools
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37 tools
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21 tools
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10 tools
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9 tools
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6 tools
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3 tools
Previewers
4 tools
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3 tools
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3 tools
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