Free developer and text utilities. Client-side, fast, works offline.
Format, validate, and minify JSON with syntax highlighting
Encode and decode Base64 strings and files
Encode and decode URL components and query strings
Convert text between camelCase, snake_case, UPPER, and more
Generate v4 UUIDs and nanoid strings
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes
Generate placeholder text in paragraphs, sentences, or words
Generate strong, customizable passwords
Convert between HEX, RGB, HSL, and HSB color formats
Count words, characters, sentences, and reading time
Test regular expressions with live matching and groups
Compare two texts and highlight the differences