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All 533+ tools and pages on Tools Coaster, organized by category.

533+
Tools
17
Categories
7
Core Pages
422+
Converter Pages
🏠

Core Pages

7 pages

Home
Tools Coaster homepage with featured tools and categories.
/
About Us
Learn about Tools Coaster — our mission and values.
/about
Contact
Get in touch — feedback, bug reports, tool requests.
/contact
Privacy Policy
How we handle your data (spoiler: we don't collect any).
/privacy
Search
Search across all 500+ free tools instantly.
/search
Sitemap
This page — complete index of all tools and pages.
/sitemap-page
Sitemap XML
Machine-readable XML sitemap for search engines.
/sitemap.xml
📝

Text Tools

47 tools · Word counters, case converters, text transformers and diff tools

Word Counter
Count words, characters, sentences, paragraphs and reading time.
Case Converter
Convert text to UPPER, lower, Title, camelCase, snake_case & more.
Lorem Ipsum Generator
Generate placeholder lorem ipsum text with custom length options.
Text Diff Checker
Compare two texts and highlight the differences line by line.
Text Repeater
Repeat any text or character a specified number of times.
Markdown Preview
Write markdown and see a live rendered HTML preview side by side.
String Escape
Escape or unescape special characters in JavaScript, HTML, URL strings.
Reverse Text
Reverse any text string character by character instantly.
Remove Duplicate Lines
Remove all duplicate lines from any block of text.
Sort Lines
Sort lines alphabetically, numerically, or in reverse order.
Remove Empty Lines
Strip blank and empty lines from your text instantly.
Add Line Numbers
Prepend line numbers to every line in your text.
Find & Replace
Find and replace text with optional case-sensitive matching.
Extract Email Addresses
Extract all email addresses from a block of text.
Extract URLs
Extract all URLs and links from any block of text.
Extract Numbers
Extract all numeric values from a block of text.
Remove HTML Tags
Strip all HTML tags and get clean plain text output.
Word Frequency Analyzer
Analyze and count word frequency in any block of text.
Character Frequency
Analyze how often each character appears in your text.
Text to Morse Code
Convert plain text to International Morse Code dots and dashes.
Morse Code Decoder
Decode Morse Code dots and dashes back to plain readable text.
Text to Binary
Convert text to binary (0s and 1s) ASCII representation.
Binary to Text
Convert binary code back to readable plain text.
Pig Latin Converter
Convert English text to Pig Latin for fun and learning.
ROT13 Encoder/Decoder
Encode or decode text using the ROT13 substitution cipher.
Caesar Cipher
Encrypt or decrypt text using a Caesar cipher with custom shift.
Reverse Word Order
Reverse the order of all words in a sentence or paragraph.
Palindrome Checker
Check if any text, word, or phrase is a palindrome.
Anagram Checker
Check if two words or phrases are anagrams of each other.
Text Statistics
Get detailed statistics about any piece of text.
Readability Score
Calculate Flesch-Kincaid readability score for your content.
Remove Punctuation
Strip all punctuation marks from text instantly.
Remove Numbers from Text
Remove all numeric digits from any text string.
Keep Numbers Only
Extract and keep only the numbers from any text.
NATO Phonetic Alphabet
Convert text to NATO phonetic alphabet format.
Number to Words
Convert any number to its English word equivalent.
Text Truncator
Truncate text to a specified character or word limit.
Whitespace Cleaner
Remove extra spaces, tabs, and whitespace from text.
Text to Hashtags
Convert text keywords into social media ready hashtags.
URL Slug Generator
Convert any text into a clean URL-friendly slug.
camelCase to snake_case
Convert camelCase identifiers to snake_case format.
snake_case to camelCase
Convert snake_case identifiers to camelCase format.
Alternating Case Converter
Convert text to aLtErNaTiNg CaSe style.
Upside Down Text
Flip your text upside down using Unicode characters.
Duplicate Word Finder
Find and list all repeated words in your text.
Sentence Counter
Count the exact number of sentences in any text.
Word Sorter
Sort individual words in a sentence alphabetically.
⚙️

Developer Tools

35 tools · JSON, Base64, hashing, regex, code formatters and generators

JSON Formatter
Format, validate, and minify JSON with syntax highlighting.
Base64 Encoder/Decoder
Encode or decode text and files using Base64 encoding.
URL Encoder/Decoder
Encode or decode URLs and query string parameters.
Regex Tester
Test regular expressions with live match highlighting and flags.
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-512 hashes instantly.
UUID Generator
Generate cryptographically random UUIDs (v4) in bulk.
JWT Decoder
Decode and inspect JWT tokens — header, payload and signature.
CSS Minifier
Minify and compress CSS code to reduce file size.
HTML Entities Encoder
Encode or decode HTML entities in your markup.
Color Converter
Convert HEX, RGB, HSL, HSV colors with live preview.
JSON Validator
Validate JSON syntax and check for structural errors.
JSON Minifier
Remove whitespace and minify JSON to reduce size.
JSON to CSV Converter
Convert JSON arrays to CSV format for spreadsheets.
CSV to JSON Converter
Convert CSV data to JSON format instantly.
XML Formatter
Format and beautify XML documents with proper indentation.
SQL Formatter
Format and beautify SQL queries with proper indentation.
HTML Formatter
Beautify and format HTML markup with indentation.
Cron Expression Parser
Parse and explain cron schedule expressions in plain English.
Chmod Calculator
Calculate Unix file permission chmod values visually.
HTTP Status Codes Reference
Complete searchable reference for all HTTP status codes.
MIME Types Reference
Look up MIME types for any file extension instantly.
Box Shadow Generator
Generate CSS box-shadow with visual live preview.
Border Radius Generator
Create CSS border-radius values with visual preview.
Text Shadow Generator
Generate CSS text-shadow effects with live preview.
Flexbox Code Generator
Generate CSS Flexbox layout code with visual editor.
CSS Grid Generator
Generate CSS Grid layout code with visual editor.
Meta Tags Generator
Generate complete HTML meta tags for SEO and social media.
Number Formatter
Format numbers with commas, decimals, and custom separators.
Advanced Color Picker
Pick any color and instantly get HEX, RGB, HSL values.
.htaccess Generator
Generate Apache .htaccess redirect and rewrite rules.
Markdown to HTML
Convert Markdown syntax to HTML code instantly.
HTML to Markdown
Convert HTML markup to clean Markdown syntax.
cURL Command Generator
Generate cURL commands from URL, headers and method.
Code Diff Checker
Compare two code snippets and highlight differences.
JWT Token Encoder
Create and sign JWT tokens with custom payload and headers.
🧮

Calculators

33 tools · Age, BMI, loan, financial, health and everyday calculators

Age Calculator
Calculate exact age in years, months, days from a birthdate.
BMI Calculator
Calculate Body Mass Index with health range indicators.
Percentage Calculator
Solve all percentage problems — of, change, error and more.
Loan / EMI Calculator
Calculate monthly EMI, total interest and amortization.
Tip Calculator
Calculate tips and split the bill among multiple people.
Date Difference Calculator
Calculate exact difference between two dates in all units.
Password Generator
Generate strong secure passwords with custom criteria.
Discount Calculator
Find final price after discount and calculate savings.
Compound Interest Calculator
Calculate compound interest with different compounding frequencies.
Simple Interest Calculator
Calculate simple interest on principal amount over time.
GPA Calculator
Calculate your GPA from course grades and credit hours.
Grade Calculator
Calculate final grade from weighted assignment scores.
Unit Price Calculator
Compare prices to find the best value per unit.
Fuel Cost Calculator
Calculate fuel cost for any trip distance and fuel type.
Electricity Cost Calculator
Calculate monthly electricity bill for any appliance.
Tax Calculator
Estimate income tax based on earnings and tax brackets.
VAT Calculator
Add or remove VAT from any price amount instantly.
Profit Margin Calculator
Calculate profit margin and markup percentage for products.
Markup Calculator
Calculate selling price from cost price and markup %.
Break-Even Calculator
Calculate break-even point for your business or product.
Salary Calculator
Convert between annual, monthly, bi-weekly and hourly pay.
Overtime Pay Calculator
Calculate overtime pay for any hours worked over 40.
Retirement Savings Calculator
Project retirement savings growth over time with contributions.
Investment ROI Calculator
Calculate return on investment percentage and profit.
Mortgage Calculator
Calculate monthly payments and interest for home loans.
Credit Card Payoff Calculator
Calculate time and interest to pay off credit card debt.
Body Fat Calculator
Estimate body fat percentage using body measurements.
Ideal Weight Calculator
Calculate ideal weight range for your height and gender.
Water Intake Calculator
Calculate daily water intake recommendation for your body.
Calorie Calculator
Calculate daily calorie needs based on weight and activity.
Sleep Cycle Calculator
Find optimal bedtimes based on 90-minute sleep cycles.
Running Pace Calculator
Calculate pace, speed and finish time for any run distance.
Scientific Calculator
Full scientific calculator with trigonometry and more.
🔄

Converters

35 tools · Unit, currency, number base, and measurement converters

Unit Converter
Convert length, weight, temperature, volume, area and speed.
Number Base Converter
Convert between binary, octal, decimal, and hexadecimal.
Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and back.
Roman Numeral Converter
Convert numbers to Roman numerals and vice versa.
Currency Converter
Convert between 20+ world currencies with reference rates.
Temperature Converter
Convert between Celsius, Fahrenheit, and Kelvin.
Length Converter
Convert meters, feet, miles, inches, centimeters and more.
Weight Converter
Convert kg, pounds, ounces, grams, tonnes and more.
Area Converter
Convert square meters, feet, acres, hectares and more.
Volume Converter
Convert liters, gallons, cups, milliliters and more.
Speed Converter
Convert km/h, mph, m/s, knots and other speed units.
Pressure Converter
Convert Pascal, bar, psi, atm and other pressure units.
Energy Converter
Convert joules, calories, kilowatt-hours, BTU and more.
Data Storage Converter
Convert bytes, KB, MB, GB, TB and other data units.
Angle Converter
Convert between degrees, radians, and gradians.
Time Unit Converter
Convert seconds, minutes, hours, days, weeks and years.
Frequency Converter
Convert Hz, kHz, MHz, GHz and other frequency units.
Fuel Efficiency Converter
Convert MPG, L/100km, km/L and other fuel economy units.
Cooking Measurement Converter
Convert cups, tablespoons, teaspoons, ml and oz.
Shoe Size Converter
Convert shoe sizes between US, UK, EU, and Japanese systems.
Clothing Size Converter
Convert clothing sizes XS, S, M, L, XL internationally.
PX to REM Converter
Convert CSS pixel values to REM units with custom base.
REM to PX Converter
Convert CSS REM values back to pixel units.
HEX to Decimal
Convert hexadecimal numbers to decimal (base 10).
Decimal to HEX
Convert decimal numbers to hexadecimal format.
Binary to Decimal
Convert binary numbers to decimal (base 10).
Decimal to Binary
Convert decimal numbers to binary (base 2).
Octal to Decimal
Convert octal numbers to decimal (base 10).
Decimal to Octal
Convert decimal numbers to octal (base 8).
ASCII Code Converter
Convert characters to ASCII codes and back.
Unicode Converter
Convert characters to Unicode code points and back.
Typography Units Converter
Convert pt, px, em, rem, and vw typography units.
Image Resolution Converter
Convert between DPI, PPI, and pixel dimensions.
Color Code Converter
Convert between HEX, RGB, HSL, and HSV color codes.
Aspect Ratio Calculator
Calculate and convert image and video aspect ratios.
✨

Generators

28 tools · QR codes, color palettes, gradients, passwords and more

QR Code Generator
Generate QR codes for URLs, text, Wi-Fi, and contacts.
Color Palette Generator
Generate beautiful 11-shade color palettes from any color.
CSS Gradient Generator
Design CSS gradients visually and copy the code.
Random Number Generator
Generate random numbers within any custom range.
Random String Generator
Generate random strings with custom character sets.
Random Color Generator
Generate random beautiful colors with hex and RGB codes.
Username Generator
Generate unique creative usernames from a seed or randomly.
Random Quote Generator
Generate inspirational and motivational quotes randomly.
Random Name Generator
Generate realistic random names from around the world.
Secure Token Generator
Generate cryptographically secure random tokens.
API Key Generator
Generate formatted API keys and secret keys.
Random Date Generator
Generate random dates within any specified date range.
Fake Email Generator
Generate realistic fake test email addresses.
Invoice Number Generator
Generate sequential or random invoice numbers.
Dummy JSON Generator
Generate mock JSON data structures for testing.
Placeholder Image URL
Generate placeholder image URLs for mockups and wireframes.
CSS Animation Generator
Create CSS keyframe animations with visual controls.
CSS Button Generator
Generate fully styled CSS buttons with live preview.
Open Graph Meta Generator
Generate Open Graph meta tags for social media sharing.
Favicon HTML Code
Generate favicon HTML link tags for all device types.
Robots.txt Generator
Generate robots.txt file to control search crawler access.
XML Sitemap Generator
Generate a basic XML sitemap structure for your website.
Lorem Ipsum Paragraphs
Generate custom lorem ipsum paragraphs with options.
Hash ID Generator
Generate short hash IDs from numeric values.
MAC Address Generator
Generate random valid IEEE MAC addresses.
Passphrase Generator
Generate secure and memorable word-based passphrases.
PIN Code Generator
Generate random numeric PIN codes of any length.
Coupon Code Generator
Generate discount and promotional coupon codes.
🔢

Math Tools

45 tools · Scientific calculators, geometry, statistics and number tools

Scientific Calculator
Full scientific calculator with trigonometry, log, and more.
Fraction Calculator
Add, subtract, multiply, and divide fractions easily.
Prime Number Checker
Check if a number is prime and find all its factors.
Prime Factorization
Break any number down into its prime factors.
LCM Calculator
Find the Least Common Multiple of two or more numbers.
GCD Calculator
Find the Greatest Common Divisor of two or more numbers.
Fibonacci Sequence Generator
Generate the Fibonacci sequence up to N terms.
Factorial Calculator
Calculate factorial of any number (n!).
Combinations Calculator
Calculate C(n,r) — combinations of n things taken r at a time.
Permutations Calculator
Calculate P(n,r) — permutations of n things taken r at a time.
Probability Calculator
Calculate basic probability: favorable / total outcomes.
Mean, Median & Mode
Calculate mean, median, mode, and range for a data set.
Standard Deviation
Calculate population and sample standard deviation.
Z-Score Calculator
Calculate z-score from value, mean, and standard deviation.
Quadratic Equation Solver
Solve quadratic equations ax²+bx+c=0 with real solutions.
Linear Equation Solver
Solve single-variable linear equations for x.
Pythagorean Theorem
Calculate any side of a right triangle from the other two.
Circle Calculator
Calculate area, circumference, and diameter of a circle.
Triangle Calculator
Calculate area, perimeter, and angles of any triangle.
Rectangle Calculator
Calculate area, perimeter, and diagonal of a rectangle.
Regular Polygon Calculator
Calculate area and perimeter of regular polygons.
Sphere Calculator
Calculate volume and surface area of a sphere.
Cylinder Calculator
Calculate volume and surface area of a cylinder.
Cone Calculator
Calculate volume and surface area of a cone.
Logarithm Calculator
Calculate log base 10, natural log, and log base 2.
Exponent Calculator
Calculate any base raised to any power (x^y).
Square Root Calculator
Calculate square root and nth root of any number.
Cube Root Calculator
Calculate the cube root of any number precisely.
Ratio Simplifier
Simplify ratios and solve ratio proportion problems.
Proportion Solver
Solve proportion equations to find the unknown value.
Number Rounding Tool
Round numbers to any decimal places or significant figures.
Modulo Calculator
Calculate the modulo (remainder) of any division operation.
Binary Arithmetic
Add, subtract, and multiply binary numbers.
2×2 Matrix Calculator
Calculate determinant, inverse, and trace of 2×2 matrices.
Number Sequence Generator
Generate arithmetic and geometric number sequences.
Statistics Calculator
Calculate multiple statistics from any numerical data set.
Percentage Math
Advanced percentage calculations: of, change, reverse.
Pi Digits Calculator
Calculate and display Pi to many decimal places.
Golden Ratio Calculator
Calculate golden ratio values and proportions.
Absolute Value Calculator
Calculate the absolute value of any number.
Significant Figures
Round numbers to a specified number of significant figures.
Hex Arithmetic
Add, subtract, and multiply hexadecimal numbers.
Vector Calculator
Add, subtract vectors and find magnitude and dot product.
Number Base Arithmetic
Perform arithmetic in binary, octal, and hexadecimal.
Euler's Number (e)
Explore and calculate with Euler's number e ≈ 2.71828.
❤️

Health & Fitness

35 tools · BMR, TDEE, nutrition, fitness and wellness calculators

BMR Calculator
Calculate Basal Metabolic Rate calories burned at rest.
TDEE Calculator
Calculate Total Daily Energy Expenditure with activity.
Macro Calculator
Calculate optimal protein, carbs, and fat macros for goals.
Heart Rate Training Zones
Calculate your 5 heart rate training zones.
VO2 Max Estimator
Estimate your VO2 max fitness level from exercise data.
Body Fat Percentage
Calculate body fat % using Navy, BMI, and other methods.
Waist-to-Hip Ratio
Calculate waist-to-hip ratio and associated health risk.
Ideal Weight Calculator
Find ideal weight range using Devine, Robinson, and BMI.
Water Intake Calculator
Calculate recommended daily water intake for your body.
Calorie Deficit Calculator
Calculate calorie deficit or surplus for weight goals.
Sleep Cycle Calculator
Find the best bedtime based on 90-minute sleep cycles.
Ovulation Calculator
Estimate ovulation window and fertile days from cycle.
Pregnancy Due Date
Calculate pregnancy due date from last menstrual period.
Baby Age Calculator
Calculate baby's exact age in weeks, months, and days.
Dog Age Calculator
Convert dog years to human years with breed size factor.
Cat Age Calculator
Convert cat years to human years accurately.
Running Pace Calculator
Calculate running pace, speed, and predicted race times.
Marathon Time Predictor
Predict marathon and half-marathon finish time from pace.
Calories Burned Walking
Calculate calories burned based on weight and distance.
Swimming Calories Burned
Calculate calories burned during swimming workouts.
Protein Intake Calculator
Calculate daily protein needs based on weight and goals.
Carbohydrate Calculator
Calculate carbohydrate needs based on calories and goals.
Fat Intake Calculator
Calculate healthy daily fat intake for your goals.
Alcohol Units Calculator
Calculate alcohol units from drink types and quantities.
BAC Calculator
Estimate Blood Alcohol Content based on drinks and weight.
Fertility Window Calculator
Calculate fertile days and fertility window from cycle.
Blood Pressure Categories
Check blood pressure ranges and health categories.
Cholesterol Levels Guide
Understand cholesterol numbers and healthy ranges.
Vitamin D Calculator
Estimate vitamin D needs and recommended sun exposure.
Steps to Distance Converter
Convert daily step count to km or miles walked.
Cycling Power Zones
Calculate cycling power training zones from your FTP.
BMI for Children
Calculate BMI for children ages 2–19 with percentiles.
Healthy Weight Range
Find healthy weight range for your height using BMI.
Fiber Intake Calculator
Calculate recommended daily dietary fiber intake.
Meditation Timer Guide
Breathing exercises and meditation session guidance.
💰

Finance Tools

40 tools · Budgeting, savings, investments and financial planning tools

Monthly Budget Calculator
Create a monthly budget plan and see where money goes.
Savings Goal Calculator
Calculate time and contributions to reach any savings goal.
Emergency Fund Calculator
Calculate the ideal size of your emergency fund.
Net Worth Calculator
Calculate your total net worth from assets and liabilities.
Debt-to-Income Ratio
Calculate your DTI ratio for mortgage and loan approval.
Rent vs Buy Calculator
Compare the financial cost of renting versus buying.
Car Loan Calculator
Calculate monthly payments and total cost for car loans.
Student Loan Calculator
Calculate student loan repayment schedule and total cost.
Refinancing Calculator
Calculate savings from refinancing a mortgage or loan.
Down Payment Calculator
Calculate down payment and PMI for home purchase.
Home Affordability
Calculate maximum home price you can comfortably afford.
Inflation Calculator
Calculate purchasing power change over time with inflation.
Purchasing Power Calculator
Calculate real value of money adjusted for inflation.
Pay Raise Calculator
Calculate the effect of a pay raise on your take-home pay.
Freelance Rate Calculator
Calculate minimum hourly rate to meet freelance income goals.
Invoice Total Calculator
Calculate invoice total with taxes, discounts, and fees.
Sales Tax Calculator
Calculate sales tax amount and total price for any purchase.
VAT Reverse Calculator
Extract the VAT amount from a gross price including VAT.
Cash Back Rewards Calculator
Calculate cash back rewards from credit card spending.
Subscription Cost Calculator
Calculate annual and lifetime cost of monthly subscriptions.
Coffee Cost Calculator
Calculate how much you spend on coffee each year.
Cost Per Use Calculator
Calculate true cost per use to evaluate any purchase.
Wealth Building Calculator
Calculate wealth growth from regular investing over time.
FIRE Number Calculator
Calculate your Financial Independence Retire Early number.
Retirement Planning Calculator
Plan retirement savings needs and timeline to retirement.
Dividend Yield Calculator
Calculate dividend yield percentage from stock price.
Stock Return Calculator
Calculate total return on a stock investment over time.
Currency Profit Calculator
Calculate profit or loss from currency exchange rates.
Minimum Payment Trap
See the true cost of only making minimum credit payments.
Side Hustle Income Calculator
Calculate potential side hustle income and tax implications.
Tax Withholding Estimator
Estimate proper tax withholding from your paycheck.
401k Contribution Calculator
Maximize 401k contributions and calculate employer match.
Compound Savings Calculator
See how regular savings grow with compound interest.
Hourly to Annual Salary
Convert hourly wage to annual salary and monthly income.
Profit & Loss Calculator
Calculate business profit, loss, and gross margin.
Break-Even Units Calculator
Calculate units needed to break even on a product.
Food Cost Calculator
Calculate food cost percentage for restaurants and cafes.
Insurance Premium Estimator
Estimate insurance premium costs and coverage needs.
Extra Loan Payment Calculator
See how extra payments reduce loan payoff time and interest.
Credit Score Impact Guide
Learn what actions help or hurt your credit score.
🔍

SEO Tools

30 tools · Meta tags, schema markup, keyword tools and SEO checkers

Meta Tag Generator
Generate complete HTML meta tags for any web page.
Open Graph Tag Generator
Generate Open Graph meta tags for social media sharing.
Twitter Card Generator
Generate Twitter Card meta tags for rich link previews.
Robots.txt Generator
Generate robots.txt to guide search engine crawlers.
XML Sitemap Generator
Create XML sitemap structure for better search indexing.
JSON-LD Schema Generator
Generate structured data schema markup for rich results.
Keyword Density Checker
Check keyword density percentage in any content.
Content Readability Analyzer
Analyze content readability with Flesch-Kincaid score.
URL Slug Generator
Create SEO-friendly URL slugs from page titles.
Canonical Tag Generator
Generate canonical link tags to prevent duplicate content.
Title Tag Optimizer
Optimize page title tags for search engine visibility.
Meta Description Checker
Write and check meta description length and preview.
Hreflang Tag Generator
Generate hreflang tags for multilingual websites.
Breadcrumb Schema Generator
Generate breadcrumb structured data for navigation.
FAQ Schema Generator
Generate FAQ schema markup for rich result snippets.
Article Schema Generator
Generate Article structured data for news and blog posts.
Product Schema Generator
Generate Product schema markup for e-commerce rich results.
Local Business Schema
Generate local business structured data for local SEO.
On-Page SEO Checklist
Comprehensive interactive on-page SEO audit checklist.
Page Speed Optimization
Guide to improving Core Web Vitals and page speed.
Core Web Vitals Guide
Understand LCP, FID, CLS and how to improve them.
Mobile SEO Checklist
Mobile-first SEO optimization checklist and guide.
Image SEO Optimizer
Image SEO checklist, alt text guide and best practices.
Internal Linking Guide
Internal linking strategy guide for better SEO.
Anchor Text Generator
Generate optimized anchor text variations for links.
Content Length Calculator
Calculate optimal content word count for SEO.
Local SEO Checklist
Local business SEO optimization checklist.
Google SERP Preview
Preview how your page appears in Google search results.
Backlink Anchor Diversity
Guide to diverse anchor text for backlink profiles.
Competitor Keyword Guide
Step-by-step guide to finding competitor keywords.
🎨

Color Tools

25 tools · Color pickers, converters, palettes and design tools

Advanced Color Picker
Pick any color and instantly get all color format codes.
Color Mixer
Mix two colors together with an adjustable blend ratio.
Color Contrast Checker
Check contrast ratio for WCAG accessibility compliance.
Color Blindness Simulator
Preview colors for different types of color blindness.
Color Name Finder
Find the nearest named color for any hex color code.
Complementary Colors
Find the complementary color and generate harmony palettes.
Analogous Colors
Generate analogous color schemes from any base color.
Triadic Color Scheme
Generate triadic color harmonies from any base color.
Tetradic Color Scheme
Generate tetradic (square) color schemes.
Split Complementary
Generate split complementary color palettes.
Monochromatic Colors
Generate monochromatic tints and shades of any color.
Pastel Color Generator
Generate soft pastel color variations from any color.
Neon Color Generator
Generate vibrant neon and electric color palettes.
Earth Tones Palette
Generate natural earth tone color palettes.
Material Design Colors
Browse the complete Material Design color palette.
Tailwind CSS Colors Reference
Browse all Tailwind CSS color swatches and hex values.
CSS Named Colors Reference
Complete reference for all 140+ CSS named colors.
RGBA to HEX Converter
Convert RGBA color values to HEX format instantly.
HSL to RGB Converter
Convert HSL color values to RGB format.
Color Temperature Guide
Understand warm, cool, and neutral color temperatures.
Brand Colors Reference
Browse popular brand color palettes and hex values.
Gradient Palette Generator
Generate multi-stop gradient color palettes.
Color Shades Generator
Generate light to dark shades and tints of any color.
Color Harmonies Explorer
Explore all color harmony relationships interactively.
Color Psychology Guide
Learn the psychological meaning and effects of each color.
🔒

Security Tools

25 tools · Password tools, hash checkers, and web security resources

Password Strength Checker
Check password strength and get detailed improvement tips.
Password Entropy Calculator
Calculate the entropy bits and crack difficulty of a password.
Brute Force Time Estimator
Estimate the time needed to brute force any password.
Passphrase Generator
Generate secure and memorable random word passphrases.
OTP Code Generator
Generate time-based one-time passwords (TOTP codes).
TOTP Secret Generator
Generate base32 secret keys for 2FA app setup.
File Hash Verifier
Verify file integrity by comparing hash values.
JWT Token Validator
Validate structure and decode JWT token claims.
Base64 Analyzer
Analyze, encode, and decode Base64 encoded strings.
Security Headers Generator
Generate recommended HTTP security response headers.
Content Security Policy
Generate Content-Security-Policy header directives.
CORS Header Generator
Generate proper CORS headers for web API configurations.
XSS Prevention Guide
Cross-site scripting attack types and prevention guide.
SQL Injection Prevention
SQL injection attack patterns and prevention best practices.
URL Safety Checker
Check if a URL looks suspicious, phishing, or malicious.
Email Header Analyzer
Analyze email headers to trace sender and detect spam.
Privacy Policy Generator
Generate a basic privacy policy template for your website.
Cookie Consent Generator
Generate GDPR-compliant cookie consent banner code.
GDPR Compliance Checklist
Interactive GDPR compliance checklist for websites.
2FA Setup Guide
Step-by-step guide to setting up two-factor authentication.
Website Security Audit
Comprehensive website security audit checklist.
SSL Certificate Guide
Guide to SSL certificates, HTTPS setup and renewal.
API Security Best Practices
REST API security best practices and implementation guide.
Password Policy Generator
Generate a secure password policy for any organization.
Cryptographic Random Generator
Generate cryptographically secure random values and tokens.
🌐

Network Tools

25 tools · IP calculators, subnet tools, HTTP references and more

IP Address Calculator
Calculate network address, broadcast, and host ranges.
Subnet Calculator
Calculate CIDR subnets, masks, and IP ranges.
CIDR to IP Range
Convert CIDR notation to full IP address range.
MAC Address Generator
Generate random valid IEEE-compliant MAC addresses.
Port Numbers Reference
Searchable reference for common network port numbers.
HTTP Status Codes Reference
Complete searchable HTTP status code reference guide.
MIME Types Reference
Complete MIME types reference for file extensions.
URL Parser
Parse URL into protocol, host, path, query and fragment.
Query String Parser
Parse URL query string parameters into key-value pairs.
User Agent Parser
Parse and identify browser user agent strings.
Cookie Header Parser
Parse HTTP Cookie header strings into key-value pairs.
WebSocket URL Generator
Generate wss:// and ws:// WebSocket connection URLs.
CORS Policy Checker
Check and validate CORS configuration for web APIs.
Bandwidth & Speed Calculator
Calculate file transfer time at different network speeds.
DNS Record Types Guide
Comprehensive guide to DNS record types and their uses.
HTTP Headers Reference
Complete HTTP request and response headers reference.
TCP vs UDP Reference
Compare TCP and UDP protocols with use case guide.
SSL/TLS Guide
SSL/TLS certificates, protocols, and setup guide.
IP Address Classes
Guide to IP address classes A, B, C, D and their ranges.
Private IP Ranges Reference
Reference for private IP address ranges (RFC 1918).
CDN Selection Guide
Guide to choosing the right CDN provider for your needs.
Localhost & Loopback Guide
Guide to localhost, 127.0.0.1, and loopback addresses.
Network Speed Calculator
Calculate download/upload time for files at any speed.
IPv4 vs IPv6 Comparison
Detailed comparison of IPv4 and IPv6 protocols.
Firewall Rules Guide
Guide to writing and understanding firewall rules.
💻

Code Tools

30 tools · Code converters, generators, cheatsheets and references

JSON to TypeScript
Convert JSON objects to TypeScript interface definitions.
JSON to SQL INSERT
Convert JSON arrays to SQL INSERT statements.
SQL Result to JSON
Convert SQL query results to JSON format.
CSV Formatter & Validator
Format, clean, and validate CSV data.
XML to JSON Converter
Convert XML documents to JSON format.
JSON to XML Converter
Convert JSON data to well-formed XML format.
.env File Parser
Parse and format .env environment variable files.
.gitignore Generator
Generate .gitignore files for any project type or framework.
.editorconfig Generator
Generate .editorconfig for consistent code formatting.
package.json Generator
Generate a valid package.json template for npm projects.
tsconfig.json Generator
Generate TypeScript tsconfig.json with common options.
Dockerfile Generator
Generate Dockerfiles for common languages and frameworks.
Docker Compose Generator
Generate docker-compose.yml for multi-container apps.
Nginx Config Generator
Generate nginx server block configuration files.
Crontab Generator
Generate cron job expressions with human-readable schedule.
Regex Cheatsheet
Quick reference guide for regular expression syntax.
Git Commands Reference
Complete Git commands cheatsheet with examples.
Linux Commands Reference
Essential Linux command line reference with examples.
Vim Editor Cheatsheet
Quick reference for Vim editor commands and modes.
Markdown Cheatsheet
Complete Markdown syntax quick reference guide.
HTML Tags Cheatsheet
Quick reference for all HTML5 tags and attributes.
CSS Properties Cheatsheet
Quick reference for CSS properties and values.
JavaScript Cheatsheet
Essential JavaScript syntax, methods and ES6+ reference.
Python Cheatsheet
Quick Python syntax and built-in functions reference.
React Hooks Reference
Guide to all React hooks with usage examples.
SQL Cheatsheet
Quick SQL commands, joins and queries reference guide.
HTTP Methods Reference
Guide to HTTP methods: GET, POST, PUT, DELETE, PATCH.
API Response Formatter
Format and validate JSON API responses.
HTML Color Names Reference
All HTML/CSS color names with hex values and previews.
Keyboard Shortcuts Reference
Shortcuts for VS Code, Windows, Mac, Chrome and more.
📊

Data Tools

25 tools · Data formatters, validators, converters and manipulation tools

JSON Tree Viewer
Visualize and explore JSON data as an interactive tree.
JSON Schema Validator
Validate JSON data against a custom schema definition.
JSON Compare Tool
Compare two JSON objects and highlight all differences.
CSV to HTML Table
Render CSV data as a formatted, styled HTML table.
HTML Table to CSV
Extract HTML table data and convert it to CSV format.
SQL Query Formatter
Format and beautify SQL queries with proper indentation.
Date Format Converter
Format dates in any custom format (ISO, US, EU, etc).
Number Formatter
Format numbers with custom decimals and separators.
Phone Number Formatter
Format phone numbers in E.164 and international formats.
Credit Card Validator
Validate credit card numbers using the Luhn algorithm.
ISBN Validator
Validate ISBN-10 and ISBN-13 book numbers.
IBAN Validator
Validate IBAN bank account numbers by country.
Email Address Validator
Validate email address format and structure.
URL Validator
Validate URL format, protocol, and structure.
Color Code Formatter
Format and normalize color codes in all formats.
MAC Address Formatter
Format MAC addresses in colon, dash, or dot notation.
IP Address Formatter
Format and validate IPv4 and IPv6 addresses.
Currency Formatter
Format monetary amounts in any world currency format.
Duration Formatter
Format time durations in HH:MM:SS or human-readable form.
File Size Formatter
Convert and format file sizes between KB, MB, GB, TB.
Address Formatter
Format postal addresses in US, UK, and international formats.
ZIP/Postal Code Validator
Format and validate ZIP and postal codes by country.
Regex Data Extractor
Extract data from text using custom regular expressions.
Data Deduplicator
Remove duplicate rows or entries from CSV and text data.
CSV Row Splitter
Split large CSV files into smaller chunks by row count.
✨

CSS Tools

25 tools · Flexbox, grid, animations, shadows and CSS generators

Flexbox Playground
Visual flexbox layout generator with live code output.
CSS Grid Generator
Visual CSS grid layout generator with copy code.
CSS Animation Creator
Create CSS keyframe animations with visual controls.
CSS Transition Generator
Generate CSS transition with easing and duration.
Box Shadow Studio
Create and preview multi-layer CSS box shadows.
Border Radius Studio
Create complex CSS border-radius values visually.
Text Shadow Studio
Create and preview CSS text shadow effects.
CSS Gradient Studio
Advanced CSS gradient builder with live preview.
CSS Filter Generator
Generate CSS filter effects: blur, brightness, contrast.
Clip Path Generator
Generate CSS clip-path shapes visually.
CSS Triangle Generator
Generate pure CSS triangles using border trick.
CSS Arrow Generator
Generate CSS arrow shapes and indicators.
CSS Loader Generator
Generate CSS loading spinners and animations.
CSS Button Generator
Generate styled button CSS code with hover effects.
CSS Tooltip Generator
Generate CSS tooltip styles for any element.
CSS Card Generator
Generate CSS card component with shadow and hover.
Media Query Generator
Generate CSS media query breakpoints for responsive design.
CSS Variables Generator
Generate CSS custom properties (variables) scaffolding.
Tailwind CSS Class Lookup
Search and find Tailwind CSS utility class names.
Bootstrap Class Lookup
Search Bootstrap 5 CSS classes and components.
CSS Specificity Calculator
Calculate CSS selector specificity (inline, ID, class).
CSS Units Converter
Convert between px, rem, em, vw, vh CSS units.
CSS Minifier & Compressor
Minify CSS code to reduce file size for production.
CSS Formatter & Beautifier
Format and beautify CSS code with proper indentation.
CSS Reset Chooser
Compare and choose the right CSS reset for your project.
🎮

Fun & Games

20 tools · Dice rollers, random generators, games and entertainment

Dice Roller
Roll any dice type: d4, d6, d8, d10, d12, d20, custom.
Coin Flipper
Flip a virtual coin and track heads or tails results.
Magic 8 Ball
Ask any question and receive a mystical 8 ball answer.
Random Quote Generator
Get inspirational, funny, and motivational random quotes.
Random Joke Generator
Get random jokes across different categories and styles.
Random Fact Generator
Discover amazing and interesting random facts daily.
Wheel of Fortune Spinner
Create a custom spinning wheel for random decisions.
Random Decision Maker
Enter options and let the randomizer pick one for you.
Zodiac Sign Calculator
Find your zodiac sign and traits from your birthdate.
Life Path Number
Calculate your numerology life path number and meaning.
Lucky Number Generator
Generate your lucky numbers based on name or random.
Rock Paper Scissors Game
Play rock paper scissors against the computer.
Number Guessing Game
Guess the secret number between 1 and 100.
Word Unscrambler
Unscramble randomly mixed up words for fun.
ASCII Art Generator
Convert text into ASCII art using different font styles.
Emoji Story Generator
Generate creative random emoji-based story prompts.
Name Meaning Finder
Discover the origin and meaning of any first name.
Color Personality Quiz
Take a color quiz to discover personality traits.
Your Age on Other Planets
Calculate how old you would be on other planets.
Random Activity Generator
Get a random fun activity idea to try right now.
✍️

Writing Tools

30 tools · Blog titles, email subjects, templates and content tools

Blog Title Generator
Generate catchy SEO-friendly blog post title ideas.
Email Subject Line Generator
Generate compelling email subject lines that get opened.
Call to Action Generator
Generate powerful calls-to-action for any context.
Headline Analyzer
Score and analyze your headline for engagement and SEO.
Professional Bio Generator
Generate polished professional bio text for any platform.
Tagline & Slogan Generator
Generate memorable brand taglines and slogans.
Resume Bullet Generator
Generate impactful action-oriented resume bullet points.
Cover Letter Template Builder
Build a professional cover letter from a template.
Power Words Reference
Browse persuasive power words organized by category.
Passive Voice Detector
Detect passive voice constructions in your writing.
Writing Prompt Generator
Get creative fiction and non-fiction writing prompts.
Story Plot Generator
Generate story plot ideas with conflict and resolution.
Character Name Generator
Generate distinctive fictional character names.
Book Title Generator
Generate creative and compelling book title ideas.
Dialogue Formatter
Format written dialogue with proper punctuation and style.
Paragraph Expander
Expand short notes into full descriptive paragraphs.
Sentence Simplifier
Rewrite complex sentences into plain, clear language.
Word Count Goal Tracker
Set and track your daily writing word count goals.
Reading Time Calculator
Calculate estimated reading time for any content.
Citation Style Guide
Guide to APA, MLA, Chicago, and Harvard citations.
Bibliography Formatter
Format bibliographies in APA, MLA, or Chicago style.
Abstract Writing Guide
Step-by-step guide to writing academic abstracts.
Press Release Template
Professional press release template with guidance.
Newsletter Template Builder
Email newsletter writing template and best practices.
Social Media Caption Writer
Write engaging captions for Instagram, Twitter, LinkedIn.
Product Description Writer
Write compelling product descriptions that convert.
About Page Content Generator
Generate professional "About Us" page content.
Mission Statement Generator
Create a clear and powerful company mission statement.
FAQ Section Writer
Write clear and helpful FAQ sections for any topic.
Email Template Builder
Build professional HTML email templates for campaigns.
🔄

Unit Conversion Pages

422 unique converter pages across 11 categories

Data Storage — 30 pairs
Looking for the XML sitemap?

The machine-readable XML sitemap for search engines is available at:

/sitemap.xml