Tools Directory (126)
Filter and search across all 126 standalone web micro-tools.
Character & Word Counter
Count characters, words, lines, paragraphs, and estimated reading time in real-time.
Text Case Converter
Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, and kebab-case.
Text Diff Checker
Compare two text files or code blocks to spot additions, deletions, and line changes.
Word Frequency & Density Counter
Analyze word occurrence frequencies and percentage densities in any document.
Text Cleaner & Extra Whitespace Remover
Strip extra spaces, trailing spaces, tabs, and blank lines from raw text.
Duplicate Line Remover & Text Deduplicator
Deduplicate list entries and text blocks while preserving original line order.
Cryptographic Password Generator
Generate high-entropy, customizable passwords using Web Crypto API random values.
Multi-Algorithm Hash Generator (SHA-256, MD5, SHA-512)
Compute cryptographic message digests using SHA-1, SHA-256, SHA-512, and MD5 algorithms.
JSON Web Token (JWT) Decoder
Decode and view JSON Web Token headers, payload claims, and expiration timestamps.
Bcrypt Hash Generator & Verifier
Generate bcrypt password hashes and verify raw string matches against existing hashes.
Password Strength & Entropy Analyzer
Analyze password entropy, character diversity, and estimated brute-force crack time.
AES-256 Text Encryptor & Decryptor
Encrypt and decrypt text messages using AES-GCM 256-bit encryption and secret passphrases.
JSON Formatter, Validator & Tree Viewer
Beautify, minify, validate, and inspect JSON payloads with line error reporting.
SQL Query Formatter & Beautifier
Format and indent SQL queries for PostgreSQL, MySQL, SQLite, and SQL Server.
Cron Expression Parser & Schedule Generator
Translate standard 5-part cron expressions into plain human readable schedules.
JavaScript Regular Expression (Regex) Tester
Test and debug JavaScript regular expressions against target text strings with group captures.
HTML Formatter & Minifier
Clean, beautify, indent, or compress raw HTML markup.
CSS Minifier & Beautifier
Compress CSS stylesheets or format selector declarations with clean indentation.
JavaScript Minifier & Beautifier
Compress JavaScript scripts or reformat obfuscated code into readable structures.
Real-Time Markdown Previewer & HTML Exporter
Write Markdown with real-time sanitized HTML preview and one-click code export.
Base64 Encoder & Decoder
Encode plain text or UTF-8 strings into Base64 format or decode Base64 back to text.
URL Encoder & Decoder
Encode special characters into URL percent-encoded format or decode percent strings.
Hex, Binary & ASCII Text Converter
Convert text to Hexadecimal, Binary, Octal, or ASCII character codes.
Multi-Unit Dimension Converter
Convert values between length, area, mass, speed, and digital data storage units.
Color Space Converter (HEX, RGB, HSL, OKLCH)
Convert colors between HEX, RGB, HSL, HSV, CMYK, and modern OKLCH CSS values.
Unix Timestamp Converter
Convert epoch Unix timestamps (seconds & milliseconds) to human-readable date strings.
Global Timezone Converter Matrix
Compare times across major global timezones (UTC, EST, PST, GMT, CET, JST).
Precision Web Stopwatch & Timer
Millisecond-accurate web stopwatch with lap time logging.
Pomodoro Productivity & Interval Focus Timer
Customizable 25-minute Pomodoro focus timer with short and long break intervals.
Multi-Location Meeting Timezone Overlap Planner
Compare working hours across multiple global timezones to identify optimal meeting slots.
EyeDropper Color Picker & Palette Generator
Pick colors from your screen with native EyeDropper API and generate harmonious color palettes.
In-Browser Image Resizer & WEBP Compressor
Resize dimensions and compress JPG/PNG/WEBP files entirely in browser Canvas.
PNG Transparent Background Stripper
Remove solid white or solid color backgrounds from PNG/JPG graphics client-side.
Favicon & App Icon Pack Generator
Generate 16x16, 32x32, 48x48, 180x180, and 512x512 app favicons from any square image.
CSS Gradient Generator
Design multi-stop linear and radial CSS gradients with instant CSS code export.
CSS Box Shadow & Elevation Generator
Interactive box shadow generator with offset, blur, spread, color, and inset controls.
CSS clamp() Responsive Typography Calculator
Calculate fluid responsive typography `clamp(min, preferred, max)` viewport formulas.
CSS Flexbox Layout Generator
Interactive CSS flexbox container layout builder (flex-direction, justify-content, align-items).
SVG Code to Base64 Data URI Converter
Convert SVG markup code into HTML `<img src="data:image/svg+xml;base64,...">` Data URIs.
My IP Address & User Agent Inspector
Inspect your public IPv4/IPv6 address, browser user-agent header, and request metadata.
WHOIS Domain Registration Lookup
Query domain registration details, creation dates, registrar info, and name servers.
DNS Record Checker (A, AAAA, MX, TXT, NS)
Query domain DNS records including A, AAAA, MX mail servers, TXT records, and CNAME aliases.
IP Geolocation & ISP Finder
Find approximate geographic city, country, postal code, ASN, and ISP details for any IP.
CIDR Subnet & IP Range Calculator
Calculate IP subnet mask, network address, broadcast address, and host IP ranges.
HTTP Status Code Reference & Search
Search HTTP response status codes (1xx, 2xx, 3xx, 4xx, 5xx) with RFC specifications.
User-Agent String Parser
Parse browser name, engine, operating system, and device type from User-Agent strings.
MIME Type & File Extension Reference
Lookup Content-Type MIME headers for file extensions (.json, .png, .pdf, .wasm).
Open Graph (OGP) Meta Tag Card Previewer
Preview social sharing cards for Twitter/X, Facebook, LinkedIn, and Discord.
HTML Heading (H1-H6) & SEO Meta Tag Analyzer
Analyze title tags, meta descriptions, canonical URLs, and H1-H6 heading structure.
Webpage Link & Image Asset Extractor
Extract all internal/external URLs, anchor text, and image source attributes from any webpage.
Core Web Vitals & Page Performance Analyzer
Analyze target webpage Largest Contentful Paint (LCP), Cumulative Layout Shift (CLS), and First Input Delay (FID/INP).
Target Keyword Density & Phrase Frequency Analyzer
Calculate targeted keyword density percentage and occurrence frequency for specific phrases in raw copy.
Random List Picker & Team Divider
Randomly pick winners from list items or divide names into balanced teams.
ASCII Art Banner Generator
Convert text strings into retro ASCII art banners for code comments and README headers.
Meme Generator & Text Overlay Creator
Upload custom images and add top/bottom Impact meme caption text overlays.
In-Browser PDF Merger & Page Splitter
Combine multiple PDF files into one or extract page ranges without server uploads.
Image to PDF Converter
Convert PNG, JPG, and WEBP image files into PDF documents client-side.
PDF Page to PNG Image Converter
Rasterize PDF pages into high-resolution PNG image graphics.
Percentage Calculator
Calculate percentages, percentage increases, decreases, and relative fractions.
Chronological Age Calculator
Calculate exact age in years, months, days, hours, and minutes from birthdate.
Date Difference & Duration Calculator
Calculate the total days, business days, weeks, and months between two dates.
Body Mass Index (BMI) Calculator
Calculate Body Mass Index (BMI) and health category according to WHO metrics.
Retail Discount & Sale Price Calculator
Calculate final sale prices, total savings, and sales tax amounts.
Restaurant Tip & Bill Split Calculator
Calculate restaurant gratuity percentages and split bills per person.
Loan EMI & Mortgage Repayment Calculator
Calculate monthly loan EMI installments, total interest, and loan amortization.
Aspect Ratio & Resolution Calculator
Calculate image and video aspect ratios (16:9, 4:3, 1:1, 21:9) and missing dimensions.
Sales Tax & VAT Calculator
Calculate gross price, net price, and VAT / Sales Tax amounts (inclusive or exclusive).
Simple & Compound Interest Calculator
Calculate compound interest growth, annual compounding schedules, and total returns.
Client Invoice & PDF Export Generator
Fill out itemized invoice forms and download formatted PDF invoices locally.
Real-Time Global Currency Converter
Convert between USD, EUR, GBP, JPY, CAD, and 150+ global fiat currencies with cached rates.
UUID v4 & ULID Unique Identifier Generator
Generate cryptographically random UUID v4, v1, and ULID strings in bulk.
Lorem Ipsum Placeholder Text Generator
Generate custom paragraphs, sentences, words, or HTML lists of classic Lorem Ipsum text.
QR Code Generator & Image Exporter
Generate custom QR code graphics for URLs, WiFi credentials, plain text, and contact info.
URL Slug & Filename Sanitizer
Transform article titles and strings into SEO-friendly, clean URL slugs.
Cryptographic Random Number & Integer Generator
Generate random numbers within custom minimum/maximum ranges or decimal distributions.
Mock JSON Data Generator
Generate dummy JSON arrays containing fake names, emails, IDs, and dates for API testing.
.gitignore File Generator for Stack Templates
Generate `.gitignore` files for Node.js, Python, Go, React, Next.js, and Java projects.
Robots.txt File Generator
Create custom `robots.txt` web crawler rule files with sitemap paths.
SEO Meta Tag & Open Graph Tag Generator
Generate HTML `<meta>` tags for titles, descriptions, viewport, and Open Graph social cards.
GitHub README.md Template Generator
Generate structured GitHub `README.md` project documentation files with badges.
Apache .htaccess Configuration Generator
Generate Apache `.htaccess` web server rules for HTTPS redirect, Gzip compression, and 301 redirects.
Sitemap.xml Protocol Generator
Generate valid Google Search Console `sitemap.xml` files from a list of site URLs.
Open Graph Social Preview Banner Creator
Design 1200x630 social preview OG card graphics for Twitter, LinkedIn, and Facebook.
WCAG Color Contrast Ratio Checker
Calculate text/background color contrast ratios according to WCAG 2.1 AA and AAA standards.
Colorblindness Vision Simulator
Simulate Protanopia, Deuteranopia, Tritanopia, and Achromatopsia vision for design palettes.
CSV to JSON Converter
Convert CSV spreadsheets and tabular comma-separated text into structured JSON arrays.
JSON to CSV Converter
Convert JSON arrays and nested object collections into downloadable CSV spreadsheets.
JSON to YAML / YAML to JSON Converter
Convert back and forth between JSON data payloads and human-readable YAML configurations.
XML to JSON & JSON to XML Converter
Transform XML markup trees into structured JSON objects and vice versa.
Markdown Table Generator & Formatter
Build GitHub Flavored Markdown (GFM) tables with custom alignment and column controls.
In-Browser Image OCR Text Extractor
Extract typed text, printed documents, and scanned text from images using optical character recognition.
Image File to Base64 String Converter
Convert PNG, JPG, WEBP, GIF, and SVG images into Base64 Data URI strings.
In-Browser Audio Trimmer & Cutter
Trim start and end timestamps from MP3, WAV, and AAC audio files without server uploads.
Video to Animated GIF Converter
Convert MP4, WEBM, and MOV video clips into animated GIF graphics in your browser.
In-Browser Video Trimmer & Clip Cutter
Cut start and end time segments from MP4, WEBM, and MOV video files locally.
X / Twitter Character Counter & Thread Splitter
Count characters with 280-char limit weighting rules and auto-split long posts into numbered tweet threads.
Instagram & TikTok Hashtag Generator
Generate niche high-engagement hashtag groups for Instagram reels, posts, and TikTok videos.
Social Media Image Size Cheat Sheet & Reference
Dimensions & aspect ratios for X, Instagram, LinkedIn, YouTube, Facebook, and TikTok banners.
Website Privacy Policy Legal Document Generator
Generate custom GDPR & CCPA compliant privacy policy text for websites and apps.
Terms & Conditions Agreement Generator
Create custom Terms of Service and Terms & Conditions agreement documents.
Website Disclaimer Legal Statement Generator
Generate limitation of liability and legal disclaimers for finance, health, and software tools.
Cookie Policy & Consent Notice Generator
Create cookie usage disclosure policies for EU ePrivacy & GDPR compliance.
Scientific & Trigonometric Calculator
In-browser scientific calculator with sin, cos, tan, log, square roots, and exponentiation.
Descriptive Statistics & Variance Calculator
Calculate mean, median, mode, standard deviation, variance, and range from dataset numbers.
Prime Number Checker & Factorization Tool
Test integer primality and generate prime factor decompositions for large numbers.
Quadratic Equation Solver (ax² + bx + c = 0)
Solve second-degree polynomial equations and compute real or complex roots.
Fibonacci Sequence & Golden Ratio Generator
Generate Fibonacci number series up to N terms and compute golden ratio approximations.
Academic GPA & Weighted Grade Point Calculator
Calculate cumulative high school or college GPA based on course grades and credit hours.
Typing Speed (WPM) & Accuracy Test Simulator
Measure your typing speed in Words Per Minute (WPM) and character accuracy percentage.
Reading Speed & Comprehension Calculator
Calculate reading speed in Words Per Minute (WPM) and estimated book reading time.
Barcode Graphic Generator (UPC-A, EAN-13, Code 128)
Generate barcode graphics for UPC-A, EAN-13, Code 128, and Code 39 product formats.
ISBN-10 & ISBN-13 Book Identifier Validator
Validate ISBN-10 and ISBN-13 book identification numbers and calculate checksum digits.
Credit Card Luhn Checksum Algorithm Validator
Validate payment card number structure using MOD 10 Luhn checksum algorithm.
Screen Resolution & Viewport Tester
Inspect real-time browser window dimensions, screen resolution, device pixel ratio, and orientation.
Local Storage & Session Storage Inspector
Inspect and view key-value pairs stored in your browser for the current domain.
Browser User-Agent & Hardware Capabilities Detector
Detect browser engine, operating system, touch screen capability, and hardware concurrency.
Same-Origin Cookie Viewer & Parser
Inspect document.cookie keys and values set for the current website domain.
Text-to-Speech (TTS) Voice Synthesizer
Convert written text into natural spoken speech using Web Speech API SpeechSynthesis voices.
Voice Speech-to-Text Dictation Transcriber
Transcribe spoken microphone voice audio into written text using Web Speech API SpeechRecognition.
Brand & Business Name Ideation Generator
Generate creative brand and company names from keyword prefixes and industry suffixes.
Social Media & Gaming Username Generator
Generate unique, creative usernames for Discord, GitHub, Twitch, and Twitter.
Domain Name Idea & TLD Combinator
Generate creative domain name ideas with .com, .io, .dev, and .app TLD extensions.
International Bank Account Number (IBAN) Validator
Validate IBAN format, country code structure, and MOD-97 checksum compliance.
EU & UK VAT Number Syntax & Format Validator
Validate European Union and United Kingdom VAT registration number formats and checksum rules.
RFC-Compliant Email Syntax & Format Validator
Validate email address syntax against RFC 5322 specifications, TLD rules, and disposable domain detection.
International Phone Number Parser & Formatter
Parse, validate, and format phone numbers into E.164, national, and international standards.