Generate random numbers in a given range: one or a whole list, with or without repeats, sorted if you like. Uses your browser's cryptographic generator.
Runs in your browser — data is not sent to a serverNumbers come from the browser's cryptographic generator, uniformly and without modulo bias — suitable for fair giveaways.
Encode and decode Base64 with full Unicode (UTF-8) support.
Hash GeneratorMD5, SHA-1, SHA-256, SHA-512, and CRC32 for any string — in your browser.
Password GeneratorStrong passwords with configurable length and character sets.
JWT DecoderDecode a token: header, payload, claims, and expiry dates.
We'll collect and tidy up website data: prices, products, contacts, reviews — in the format and at the frequency you need.