Generators

Browse 35 Murelio browser utilities for generate secure values and ideas. Open each focused tool immediately without installing software or creating an account.

• UUID v4 Generator

  Generate one UUID v4 with the browser's crypto.randomUUID().

• Bulk UUID Generator

  Generate 1 to 100 UUID v4 values at once, one per line.

• ULID Generator

  Generate a 26-character ULID-shaped identifier from the current implementation's time prefix and random suffix.

• Random Number Generator

  Generate 1–100 random integers inside a chosen inclusive range using cryptographic random values.

• Random Integer Generator

  Generate one Web-Crypto-backed integer between a minimum and maximum.

• Random Decimal Generator

  Generate 1–100 Web-Crypto-backed decimal values in a range with 0–12 displayed decimal places.

• Coin Flip

  Return Heads or Tails from one two-way Web Crypto random choice.

• Dice Roller

  Roll 1–100 dice with 2–1000 sides and show every roll plus the total.

• Secure Password Generator

  Generate 1–50 passwords of 4–128 characters from selected lowercase, uppercase, number, and symbol sets.

• Passphrase Generator

  Generate a hyphen-separated passphrase from the built-in pool of 25 English words.

• PIN Code Generator

  Generate a numeric PIN string of at least four digits using Web Crypto-backed digit choices.

• Secure Token Generator

  Generate a minimum-16-character hexadecimal token from Web Crypto random bytes.

• API Key Generator

  Generate a minimum-16-character hexadecimal API-key-shaped string from Web Crypto randomness.

• Random Bytes Generator

  Generate the requested number of Web Crypto random bytes and display them as two hex characters per byte.

• Random Hex Color

  Generate a random 24-bit RGB color as six-digit #RRGGBB hex.

• Random RGB Color

  Generate a CSS rgb(r g b) string from three independently random 0–255 channels.

• Random Gradient Generator

  Generate a CSS linear-gradient from a random 0–359 degree angle and two random hex colors.

• Lorem Ipsum Generator

  Generate a placeholder sentence of at least ten words by randomly picking from a built-in English word pool.

• Placeholder Text Generator

  Create placeholder copy of a requested 5–500 character length by repeating a built-in sentence.

• Random Name Picker

  Pick one item from a user-editable name list using Web Crypto randomness.

• Random Team Generator

  Shuffle two or more candidates and distribute them round-robin into two or more teams.

• Random Decision Maker

  Pick one option from a user-entered decision list using Web Crypto randomness.

• Yes or No Generator

  Return either Yes or No from one two-way Web Crypto random choice.

• Random Quote Picker

  Randomly pick one phrase from a user-entered quote or text list.

• Username Generator

  Generate 1–100 username candidates from a base name, separator, and random 0000–9999 suffix.

• Email Alias Generator

  Create a plus-address alias string by appending +randomword to the local part of a base email.

• Random Date Generator

  Generate 1–100 random dates between a start-day 00:00 and end-day 23:59:59.999.

• Random Timestamp Generator

  Generate 1–100 random instants in a date range as Unix milliseconds, Unix seconds, or ISO 8601.

• Sample Address Generator

  Generate an obviously synthetic address in a 'Street, Sample City' form from a random house number and built-in word.

• Sample Data Generator

  Generate 1–100 JSON sample objects containing id, name, active, and score fields.

• Sample CSV Generator

  Generate 1–100 CSV sample rows with id, name, and value columns.

• Sample JSON Generator

  Generate a simple 1–100 item JSON array with id, name, and value fields.

• Barcode Value Generator

  Generate 1–100 EAN-13 or UPC-A numeric values with check digits, or a restricted-character payload for Code 128.

• OTP Secret Generator

  Generate 1–50 OTP secret candidates by Base32-encoding 10–64 Web Crypto random bytes.

• Nonce Generator

  Generate a minimum-16-character hexadecimal nonce from Web Crypto randomness.