Generators & Random
Mock data, random values and placeholder generators.
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Barcode Generator Generate EAN-13, Code 128 and UPC-A barcode payloads.
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Coin Flip Flip 1 or many coins. Cryptographically random.
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Dice Notation Roller Roll RPG dice notation: 3d6, 1d20+5, 4d6kh3.
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Email Format Validator Quick shape check + local/domain/TLD breakdown.
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Gravatar URL Builder Build a Gravatar avatar URL from an email address.
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IBAN / Luhn Card Generator Generate syntactically valid demo IBANs and Luhn card numbers.
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List Shuffler Cryptographically-random Fisher-Yates shuffle of any list.
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Mock JSON Generator Generate simple mock JSON arrays from a field schema.
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Mock Personal Data Generator Generate clearly-fake personal data: names, emails, addresses, IBAN, card numbers (test BIN).
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Modern ID Generator Generate ULID, UUIDv7, Nanoid, KSUID or CUID2 identifiers in bulk.
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Placeholder Avatar Generator Generate SVG placeholder avatars from initials.
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Placeholder Image Generator Generate a downloadable placeholder image at any size, colour and format.
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Playing Card Draw Draw cards from a shuffled 52-card deck (optionally with jokers).
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Random Address Generator Generate fake street addresses for mock data.
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Random Blob SVG Generate a procedural SVG blob shape from a seed.
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Random Color Palette Generate random color palettes as hex values.
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Random Coordinates Pick a uniformly random latitude/longitude on Earth.
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Random Date / Time Pick a random date within a range, or a random time of day.
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Random Fact Pick a random fact from a curated bank of trivia.
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Random Insult Generator Generate Shakespeare-style PG insults from absurd word pools.
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Random MIDI Riff Generate a short pentatonic-scale MIDI riff as bytes/base64.
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Random Mountain Range SVG Generate a 3-layer fractal-noise mountain range SVG from a seed.
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Random Movie / Book / Album Title Generate plausible-sounding titles for movies, books or albums.
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Random Name Generator Generate random example names locally.
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Random Noise SVG Generate an SVG noise texture using feTurbulence.
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Random Sentence / Paragraph Generate goofy random sentences or paragraphs as filler copy.
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Random Startup / Product Name Generate startup-shaped two-word product names (Prefix + Suffix).
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Random Superhero / Villain Name Generate superhero or super-villain names from themed pools.
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Random URL from List Pick one URL at random from a list — handy for tab roulette.
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Random User-Agent Pick a random User-Agent string from a small curated pool.
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Round-Robin Pair Generator Schedule rounds where everyone pairs with everyone else exactly once.
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Saved QR Codes Save QR-code payloads by name for quick reuse.
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Seating Chart Randomizer Assign people to a grid of seats with optional pinned spots.
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Standup Order Randomizer Random speaking order for daily standups, with optional sticky-last toggle.
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SVG Pattern Gallery Seamless SVG background patterns as copy-ready data URIs.
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Team Assigner Randomly split a list of names into balanced teams.
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Text Identicon Generate a GitHub-style 5×5 SVG identicon from any string.
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Username Generator adjective-noun usernames in a sea of styles.
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Wheel of Fortune Spin a colourful wheel to randomly pick an entry from your list.