Free, fast, privacy-first online tools. No signup, no ads, no tracking — everything runs in your browser.
Format, minify and validate JSON online. Free, no ads, privacy-first — your data never leaves the browser.
Build cron expressions visually and read any crontab in plain English. Supports 5-field standard cron.
Encode text to Base64 or decode Base64 to text instantly. Unicode-safe, runs entirely in your browser.
Generate random UUIDs (v4) in bulk. Cryptographically random, works offline, copy with one click.
Convert Unix epoch timestamps to human dates and back. Supports seconds & milliseconds, UTC and local time.
Count words, characters, sentences and reading time in real time. Great for tweets, essays and SEO meta.
Percent-encode or decode URLs and query strings online. Handles Unicode and reserved characters correctly.
Compute SHA-256 and SHA-1 hashes of any text instantly, in the browser. No upload, no logging.
Generate placeholder text in paragraphs. Classic lorem ipsum for design mockups and testing.
Convert colors between HEX, RGB and HSL with live preview. Pick, paste or tweak — all conversions at once.