Generate UUIDs: random v4 or time-sortable v7, one at a time or in batches of up to 50, in lower or upper case, with or without hyphens.
Runs in your browser — data is not sent to a serverUUID v4 is fully random. UUID v7 stores a timestamp in its high bits, so it sorts by creation time — handy for database keys. Click a value to copy it.
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.