Essential utilities for encoding, formatting, hashing, and testing
Medium error correction allows the QR code to be scanned even if up to 15% of the code is damaged or obscured. Good balance of capacity and reliability.
Enter content to generate QR code
Generate placeholder text for designs and mockups.
Convert between Unix timestamp and human-readable date/time.
Generate meta tags for your page. Paste the output into your HTML <head>.
<!-- Paste form and click Generate -->
Build a cron expression (minute hour day month weekday) with presets.
Format: minute hour day-of-month month day-of-week
Format or minify SQL. Uses sql-formatter library when available.
Minify or beautify CSS (regex-based, no parser).
Preview how your link will look when shared (e.g. Facebook, Twitter).