FREE ONLINE TOOLS
JSON Formatter
Format, validate, minify, and beautify JSON data instantly in your browser.
Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 back to plain text.
URL Encoder / Decoder
Encode or decode URL strings safely for web usage.
UUID Generator
Generate random UUIDs (v4) instantly. Copy multiple UUIDs at once.
JWT Decoder
Decode JWT tokens to inspect header and payload claims.
HTML Entity Encoder
Encode or decode HTML entities to prevent XSS or display raw HTML.
Word Counter
Count words, characters, sentences, paragraphs, and estimate reading time.
Case Converter
Convert text between uppercase, lowercase, title case, sentence case, camelCase, and more.
Lorem Ipsum Generator
Generate Lorem Ipsum placeholder text for your designs and mockups.
Text Diff Checker
Compare two texts and find differences line by line.
Image to Base64
Convert images to Base64 data URIs for embedding in HTML, CSS, or JSON.
Color Converter
Convert colors between HEX, RGB, HSL, and CSS named formats.
Percentage Calculator
Calculate percentages easily. Find what percent X is of Y, or calculate percentage increase/decrease.
Age Calculator
Calculate exact age from a birth date in years, months, and days.
Tip Calculator
Calculate tips and split bills easily among friends.
Meta Tag Generator
Generate SEO meta tags for your website: Open Graph, Twitter Cards, and standard meta.
Robots.txt Generator
Generate a robots.txt file to control search engine crawling of your site.
PDF Page Counter
Count the number of pages in a PDF file without uploading it to any server.
CSV to JSON
Convert CSV data to JSON format instantly. Handles headers and nested structures.
Markdown Preview
Preview Markdown as rendered HTML. Write Markdown and see the output instantly.
Password Generator
Generate strong, secure passwords with customizable length and character sets.
Color Palette Generator
Generate harmonious color palettes from a base color. Get complementary, analogous, and triadic schemes.
QR Code Generator
Generate QR codes for URLs, text, or any content. Copy or download the QR image.
Length Converter
Convert between meters, feet, inches, kilometers, miles, centimeters, and more.
Temperature Converter
Convert between Celsius, Fahrenheit, and Kelvin instantly.
SQL Query Formatter
Format, beautify, and validate SQL queries. Highlight keywords, fix indentation, and clean up messy SQL code.
URL Slug Generator
Convert any text into a clean, SEO-friendly URL slug. Automatically removes special characters, spaces, and accents.
JSON Diff Checker
Compare two JSON objects and highlight the differences between them.
Cron Expression Generator
Generate cron job schedules in human-readable format. Convert cron expressions to next run times.
XML Formatter & Validator
Format, beautify, and validate XML documents. Fix indentation, check syntax, and minify XML code.
Freelance Rate Calculator
Calculate your ideal hourly/project rate based on your goals, expenses, and workload.
Fiverr Proposal Generator
Generate personalized Fiverr buyer offers with pricing tiers, timeline, and delivery details.
Upwork Cover Letter Generator
Generate personalized Upwork cover letters that pass ATS filters and grab client attention.
Proposal Price Estimator
Estimate project pricing for freelance proposals based on scope, timeline, and client budget.