Convert text to speech online for free. Listen to any text with natural browser voices, adjustable speed, pitch, and voice selection.
Turn any link or text into a scannable QR code and download it as a PNG.
Generate UUID v4, ULID, Nano ID or short IDs in bulk using cryptographically secure randomness.
Generate placeholder paragraphs for mockups, wireframes and design layouts.
Generate the full set of SEO, Open Graph and Twitter Card tags, with length gauges for title and description.
Build a valid robots.txt, including blocks for AI training crawlers, and download it ready to upload.
Generate cryptographically random passwords with full control over length and character sets.
Generate MD5, SHA-1, SHA-256 and SHA-512 hashes of any text instantly.
See how your page will look in Google results, with real pixel-width measurement for desktop and mobile.
Convert between HEX, RGB and HSL, and generate a matching 5-color palette.
Turn one logo into every favicon size a modern site needs, with the HTML to paste into your head.
Build linear, radial and conic CSS gradients visually and copy the code straight into your stylesheet.
Write a cron expression and get a plain-English description plus the next five times it will actually fire.