Fast, private, no-signup tools for developers, designers, and writers. Everything runs in your browser — your data never leaves your device.
Format, validate, and minify JSON data with syntax highlighting.
Encode text to Base64 or decode Base64 back to plain text.
Generate QR codes for URLs, text, WiFi, or contact info. Download as PNG.
Count words, characters, sentences, and estimate reading time.
Generate random UUIDs (v4) in bulk. Copy with one click.
Convert between HEX, RGB, and HSL color formats instantly.
Test and debug regular expressions with real-time match highlighting.
Encode special characters for URLs or decode percent-encoded strings.
Convert Unix timestamps to dates and vice versa. Seconds & milliseconds.
Generate MD5, SHA-1, SHA-256, SHA-512 hashes for any text instantly.
Write Markdown and see rendered HTML in real-time. Copy HTML output.
Generate placeholder text for designs. Paragraphs, sentences, or words.
Compress CSS to reduce file size or beautify minified CSS for readability.
Decode JSON Web Tokens to inspect header, payload, and expiration.