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25 tools
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Formatting
- Spell CheckerCheck English or Spanish spelling against a real dictionary
- Duplicate Line Remover, Text Sorter & Whitespace CleanerRemove duplicates, sort lines, clean spaces and line breaks
- Case ConverterConvert text to camelCase, snake_case, kebab-case, and more
- Markdown Preview, HTML Converter & Syntax GuideMarkdown preview, Markdown ↔ HTML conversion and syntax guide
- Text DiffCompare two texts and see added, removed, and changed lines
- URL Encoder/DecoderPercent-encode or decode URLs and query strings
- JSON FormatterPretty-print or minify JSON and pinpoint syntax errors
Code & Data
- HTML Entity Encoder/DecoderEncode special characters to HTML entities and back
- Hash ReverserCrack MD5/SHA/NTLM/RIPEMD hashes by dictionary, brute force, and mask — multi-threaded
- HTTP Request Tester & Curl ConverterSend HTTP requests, generate request code, convert curl
- Base64 Encoder/DecoderEncode text to Base64 and decode it back
- HTML CSS JS Playground & CSS Generators (Shadow, Gradient)BetaLive HTML/CSS/JS editor plus CSS value generators
- JWT DecoderDecode JWT headers and payloads, with algorithm and expiry
- UTF-8 Byte ViewerSee the UTF-8 bytes and Unicode code point of every character
- Unicode Escape ConverterConvert text to \u0041-style Unicode escapes and back
- SQL FormatterBeautify SQL queries or minify them to one line
- Regex Tester & BuilderBetaTest and explain regex, or build one from blocks
Counting
Generation
- Word Cloud GeneratorPaste text to create a word cloud sized by word frequency
- Lorem Ipsum GeneratorGenerate Latin, Korean, or Japanese placeholder text
- Hash Generator, HMAC & File ChecksumText hashes, HMAC and file checksum verification
- Special SymbolsSearch and copy 9,000+ characters: emoticons, arrows, math symbols
- Random Name GeneratorGenerate realistic names and nicknames by country
- Password GeneratorGenerate secure passwords: random, pronounceable, or passphrase
- Slug GeneratorTurn a title into a URL-safe slug, with Korean romanization