Text conversion tools

Encode text to Base64 or decode it back, with full Unicode support.

Pretty-print, minify and validate JSON in your browser — nothing leaves your machine.

Generate strong random passwords locally — 16 to 48 characters with every character class guaranteed.

Turn any text or URL into a downloadable QR code PNG — generated locally, three sizes.

Compare two texts line by line and highlight added, removed and changed lines.

Encode text to Base64 or decode it back, with full Unicode support.

Pretty-print, minify and validate JSON in your browser — nothing leaves your machine.

Generate strong random passwords locally — 16 to 48 characters with every character class guaranteed.

Turn any text or URL into a downloadable QR code PNG — generated locally, three sizes.

Compare two texts line by line and highlight added, removed and changed lines.

Switch text between upper, lower, title and sentence case instantly.

Compute MD5, SHA-1 or SHA-256 hashes of any text instantly, right in your browser.

Convert between JSON and YAML in both directions — configs, Kubernetes manifests, CI pipelines.

Turn a JSON array of objects into a spreadsheet-ready CSV with proper escaping.

Convert subtitles between SRT, WebVTT and ASS — built for video editors and caption workflows.

Convert Unix timestamps to dates and back — seconds or milliseconds, both directions.

Percent-encode or decode URLs and query strings safely.

Generate random UUIDs (v4) in bulk — one, ten or twenty-five at a time.

Count characters, words and lines in real time as you type.