Free Online Tools
Fast, free, and private. All tools run entirely in your browser — no data is ever sent to a server.
Developer Tools
JSON Formatter
Free JSON formatter to beautify, validate, and minify JSON data instantly.
Base64 Encoder/Decoder
Free Base64 encoder and decoder with batch support.
Regex Tester
Free regex tester with real-time matching and highlighting.
Password Generator
Free password generator for strong, random passwords with security visualization.
Cron Expression Parser
Free cron expression parser to visualize next execution times.
URL Encoder/Decoder
Free URL encoder and decoder for URL components.
Hash Calculator
Free hash generator to calculate SHA-256, SHA-512, and MD5 hashes.
Timestamp Converter
Free timestamp converter for Unix epoch and human-readable dates.
JWT Decoder
Free JWT decoder to inspect JSON Web Tokens instantly.
UUID Generator
Free UUID generator for random UUID v4 identifiers.
Markdown to HTML
Free Markdown to HTML converter with live preview.
Diff Checker
Free diff checker to compare texts and highlight differences.
Number Base Converter
Free number base converter for binary, octal, decimal, and hex.
HTML Entity Encoder/Decoder
Free HTML entity encoder and decoder.
CSS Gradient Generator
Free CSS gradient generator with live preview.
Slug Generator
Free slug generator for SEO-friendly URL slugs.
JSON-YAML Converter
Free JSON to YAML converter and back.
URL Parser
Free URL parser to decode URLs into components.
String Case Converter
Free case converter for camelCase, snake_case, kebab-case, and more.
CSS Minifier
Free CSS minifier and beautifier.
HTML Minifier
Free HTML minifier and beautifier.
JavaScript Minifier
Free JavaScript minifier and beautifier.
Image to Base64
Free image to Base64 converter for embedding.
SQL Formatter
Free SQL formatter to beautify queries instantly.
Chmod Calculator
Free chmod calculator for Linux file permissions.
CSS Box Shadow Generator
Free CSS box shadow generator with visual editor.
Border Radius Generator
Free border radius generator with four-corner control.
HTML Preview
Free HTML preview tool for live coding and prototyping.
CSS Grid Generator
Free CSS grid generator for visual grid layouts.
CSV to JSON Converter
Free CSV to JSON converter and back.
Flexbox Generator
Free flexbox generator for CSS Flexbox layouts.
XML Formatter
Free XML formatter to format, validate, and minify XML.
HTML Encoder/Decoder
Free HTML encoder and decoder for HTML entities.
CSS Transform Generator
Free CSS transform generator with visual preview.
Meta Tag Generator
Free meta tag generator for SEO meta tags.
ROT13 Encoder/Decoder
Free ROT13 encoder and decoder.
General Tools
Unit Converter
Free unit converter for metric, imperial, and other unit systems.
Color Converter
Free color converter between HEX, RGB, and HSL with visual preview.
Lorem Ipsum Generator
Free Lorem Ipsum generator for customizable placeholder text.
QR Code Generator
Free QR code generator for URLs, text, and more.
Word Counter
Free word counter for real-time word, character, and sentence counts.
What Is My IP
Free tool to find your public IP address and location details.
IP Location Lookup
Free IP lookup tool for geographic location and details.
Markdown Preview
Free Markdown preview editor with live rendering.
Emoji Picker
Free emoji picker to search and copy emojis.
HEX to RGB Converter
Free HEX to RGB converter for color code conversion.
Text Reverser
Free text reverser to reverse text, words, or lines.
Character Counter
Free character counter for characters, words, and sentences.
ASCII Art Generator
Free ASCII art generator for text banners.
List Sorter
Free list sorter for alphabetical, numerical, and random sorting.
Text to Handwriting
Free text to handwriting converter with realistic styles.
Color Palette Generator
Free color palette generator for harmonious color schemes.
Placeholder Image Generator
Free placeholder image generator for design mockups.
Random Number Generator
Free random number generator with custom range and options.
Text to Binary Converter
Free text to binary converter and binary to text decoder.
Percentage Calculator
Free percentage calculator for quick percentage calculations.
BMI Calculator
Free BMI calculator for Body Mass Index results.
Age Calculator
Free age calculator for exact age from date of birth.
Color Picker
Free color picker for HEX, RGB, and HSL color codes.
Time Zone Converter
Free time zone converter for time conversions worldwide.