Free Online Tools That Just Work
Fast, clean, and private. No signup required. No annoying popups. Just tools.
JSON Formatter
Format, validate, and minify JSON data instantly
Base64 Codec
Encode and decode Base64 strings with Unicode support
Hash Generator
Generate SHA-1, SHA-256, SHA-384, SHA-512 hashes
UUID Generator
Generate random UUID v4 identifiers in bulk
Color Converter
Convert colors between HEX, RGB, and HSL formats
JWT Decoder
Decode and inspect JSON Web Tokens instantly
Regex Tester
Test regular expressions with real-time match highlighting
URL Parser
Parse URLs into protocol, host, path, and query params
Markdown Preview
Write and preview Markdown with live rendering
Diff Checker
Compare two texts and see differences highlighted
Epoch Converter
Convert Unix timestamps to dates and back
Password Generator
Generate strong, secure random passwords
Lorem Ipsum Generator
Generate placeholder text for designs and layouts
Case Converter
Convert text between camelCase, snake_case, kebab-case, and more
Number Base Converter
Convert numbers between binary, octal, decimal, and hex
CSV ↔ JSON Converter
Convert between CSV and JSON formats with custom delimiters
Cron Expression Parser
Parse cron schedules into plain English with next run times
Word & Character Counter
Count words, characters, sentences, and estimate reading time
URL Encoder & Decoder
Encode and decode URLs with encodeURIComponent and encodeURI
JSON ↔ YAML Converter
Convert between JSON and YAML for Kubernetes, Docker, and CI/CD configs
Chmod Calculator
Calculate Unix file permissions with an interactive permission matrix
HTML Entity Encoder
Encode and decode HTML entities, special characters, and symbols
CSS Gradient Generator
Create beautiful CSS gradients visually with live preview
QR Code Generator
Generate customizable QR codes from text or URLs
SQL Formatter
Format, beautify, and minify SQL queries instantly
XML Formatter
Format, beautify, validate, and minify XML documents instantly
Code Minifier & Beautifier
Minify and beautify JavaScript, CSS, and HTML code instantly
Image to Base64
Convert images to Base64 data URIs or decode Base64 back to images
Color Palette Generator
Generate harmonious color palettes using color theory algorithms
JSON to TypeScript
Generate TypeScript interfaces and type aliases from JSON data
HTML ↔ Markdown
Convert between HTML and Markdown in either direction
YAML Formatter
Validate, format, beautify, and minify YAML documents instantly