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174 tools
- UUIDdevGenerate UUIDs of every version — v1, v3, v4, v5, v6, v7, v8, nil and max.
- PasswordsecurityGenerate strong, random passwords with full control over character sets.
- Synthetic Data StudioProdataDesign a synthetic dataset column by column — pick any field type, tune its options with real controls, and generate reproducible fake data in any locale.
- Random NumbernumbersGenerate random integers or floats in a range, with a seed.
- Coin FlippereduFlip fair or weighted coins with reproducible results.
- Dice RollereduRoll standard or custom-sided dice with a seed.
- List ShufflerlistsShuffle the order of any list with a seed.
- Random PickerlistsPick one or more random items from your list.
- Lorem IpsumtextGenerate seeded placeholder Lorem Ipsum text.
- PassphrasesecurityGenerate memorable random passphrases from curated word lists.
- Nano IDdevGenerate compact Nano ID-style strings for development.
- ULIDdevGenerate sortable ULID-style identifiers for development.
- Secure TokensecurityGenerate secure random tokens in hex, base64, base64url, and custom alphabets.
- Random StringdevGenerate seeded random strings from common alphabets.
- PINsecurityGenerate random numeric PINs while avoiding common weak patterns.
- Random ColourdataGenerate reproducible random colours in common formats.
- Random PalettedataGenerate a reproducible palette of harmonious random colours.
- NametextGenerate synthetic names.
- UsernametextGenerate memorable synthetic usernames.
- Random DatedataGenerate reproducible random dates within a range.
- Random DatetimedataGenerate reproducible random timestamps in a date-time range.
- Random TimedataGenerate reproducible random times within a daily range.
- Weighted PickerlistsPick choices according to custom weights.
- Raffle PickerlistsDraw unique winners from an entrant list.
- Group SplitterlistsRandomly distribute a list of people or items into balanced groups.
- SlugdevGenerate readable URL slug-style identifiers.
- Random WordtextGenerate reproducible random words.
- Random SentencetextGenerate reproducible simple sentences.
- Mock JSONdevGenerate realistic, deterministic JSON fixtures from a template.
- SQL INSERTdevGenerate safe, synthetic SQL INSERT fixtures from a table name.
- Regex StringdevGenerate seeded strings matching a supported regex pattern.
- Random GradientdataGenerate reproducible CSS linear gradients.
- Advanced Dice RollergameRoll powerful dice pools with safe tabletop notation.
- Playing CardgameShuffle a standard deck and deal reproducible playing cards.
- Poker HandgameDeal seeded five-card poker hands and classify them.
- Blackjack HandgameDeal seeded blackjack hands with totals.
- RPG Stat RollergameRoll character stats with seeded dice.
- Loot TablegameRoll random loot from a custom table.
- Recovery CodesecurityGenerate backup recovery codes for 2FA and account recovery flows.
- Classroom PickereduPick students fairly from a class list.
- Random TeameduSplit a list into random teams.
- Probability ExperimenteduRun seeded probability simulations — Bernoulli trials and classic paradoxes.
- Bracket SeederlistsRandomly seed participants into a single-elimination tournament bracket.
- Project CodenametextGenerate memorable project codenames.
- Slug TitletextGenerate URL-friendly title slugs.
- Design TokendevGenerate seeded colour design tokens.
- Git VersiondevGenerate Git-style version strings for test data.
- Network DatadevGenerate deterministic synthetic IP addresses, MAC addresses, ports, and URLs.
- LogdataGenerate seeded, clearly synthetic application logs.
- Fake User DatasetdataGenerate realistic-looking, clearly synthetic user rows for testing.
- Fake Order DatasetdataGenerate clearly synthetic e-commerce order records.
- Synthetic DatasetdataGenerate configurable, clearly synthetic datasets from realistic templates.
- Categorical DatadataGenerate seeded categorical values, with optional weights.
- AffirmationtextGenerate positive affirmations and motivational messages.
- API KeysecurityGenerate cryptographically random API keys with optional prefixes.
- Band NametextGenerate creative band names.
- Bingo CardgameGenerate randomized bingo cards with classic 5x5 layout.
- Book TitletextGenerate creative book titles.
- Brownian MotionnumbersGenerate seeded Brownian motion.
- Business NamenewtextGenerate catchy business and product names for startups and brands.
- Chaos ScenarionewdevGenerate realistic failure scenarios for chaos testing.
- CoordinatedataGenerate seeded geographic coordinates.
- Country and CitydataGenerate seeded country and city pairs.
- Decision MakerlistsMake quick decisions with random yes-no answers or custom options.
- Design ScaledevGenerate design token scales (spacing, typography, radius, shadow).
- Distribution SamplerdataSample seeded values from common probability distributions.
- Distribution VisualizereduVisualize a seeded sample as a histogram.
- Edge Case StringsdevGenerate benign edge-case strings for testing input validation.
- Encryption KeysecurityGenerate random cryptographic keys for encryption and decryption.
- Event Stream DatanewdataGenerate CDC, Kafka, telemetry, or clickstream event data.
- Fake AddressdataGenerate realistic synthetic mailing addresses.
- Fake Crypto AddressdevGenerate dummy cryptocurrency addresses for testing.
- Fake Employee DatasetdataGenerate realistic-looking, clearly synthetic employee records for testing.
- Fake FiledevGenerate fake filenames, paths, and file metadata for testing.
- Fake IdentifierdevGenerate formatted dummy identifiers for testing.
- Fake InvoicenewdataGenerate realistic invoice records for testing.
- Fake Logistics DatasetdataGenerate realistic-looking package tracking data.
- Fake Media MetadatadataGenerate realistic-looking synthetic media metadata for images, videos, and audio files.
- Fake Product DatasetdataGenerate realistic-looking, clearly synthetic product records for testing.
- Fake ProfiledataGenerate synthetic user profiles with realistic contact information.
- Fake Review DatasetnewdataGenerate realistic product reviews for testing and prototypes.
- Fake Support TicketsdataGenerate realistic support ticket data for testing help desk systems.
- Fake Transaction DatasetdataGenerate realistic-looking, clearly synthetic transaction records for testing.
- Fantasy NamegameGenerate fantasy, sci-fi, and game world character names by race.
- Finance FieldsdataGenerate financial field values like prices, discounts, and exchange rates.
- Fuzz ValuesdevGenerate edge-case and boundary values for fuzz testing.
- Gaussian NoisenumbersGenerate seeded Gaussian noise.
- Geo FeaturesdataGenerate GeoJSON features and geometries.
- Geo PointsdataGenerate geographic point data for mapping and spatial analysis.
- GeohashnewdevGenerate geohash, H3, and tile coordinate strings.
- GeoJSON PointdataGenerate seeded GeoJSON point features.
- Initiative OrdergameRoll and sort a tabletop initiative order.
- Invalid DatadevGenerate deliberately invalid data for negative testing and validation.
- IoT Sensor DatasetnewdataGenerate realistic IoT sensor readings for testing and monitoring systems.
- Life PickerlistsPick random items from curated lists for meals, activities, hobbies, and more.
- Magic 8-BallgameShake the Magic 8-Ball for answers to your yes-or-no questions.
- Markdown DocumentnewtextGenerate random Markdown documents with varied structure and content.
- Markov TextnewtextGenerate text using Markov chains from a corpus.
- Math QuizeduGenerate math practice problems.
- Maze & DungeonnewgameGenerate ASCII mazes, caves, and dungeons.
- Messy DatanewdataGenerate intentionally dirty data for ETL and validation testing.
- N-Dimensional ArraydataGenerate seeded arrays with any practical number of dimensions.
- Numeric SeriesdataGenerate reproducible numeric sequences with optional noise.
- Periodic ElementeduGenerate random periodic table elements.
- Perlin & Simplex NoisedataGenerate reproducible 2D Perlin or Simplex noise maps.
- Pet NametextGenerate cute pet names for dogs, cats, horses, and more.
- Place NamegameGenerate fantasy and fictional place names for worldbuilding.
- Procedural MapnewgameGenerate ASCII terrain maps (heightmap, terrain, biome, island).
- Random API MockdevGenerate mock API endpoints, queries, and payloads for testing.
- Random AssignmentlistsRandomly assign participants to groups or experimental conditions.
- Random BarcodedataGenerate synthetic EAN-13 and UPC-A barcodes with valid checksums.
- Random Base64devGenerate random base64-encoded byte strings.
- Random BigIntnumbersGenerate random integers with arbitrary precision.
- Random ConfigdevGenerate configuration formats for development and testing.
- Random Credit CarddevGenerate Luhn-valid test credit card numbers.
- Random Cron ExpressiondevGenerate random cron schedule expressions.
- Random DirectionnumbersGenerate random directions in various formats.
- Random EmaildataGenerate realistic synthetic email addresses for testing.
- Random EmojitextGenerate random emoji by category.
- Random EncountergameGenerate random RPG encounters.
- Random EquationeduGenerate random mathematical equations for education and testing.
- Random Figure of SpeechtextGenerate figures of speech like metaphors, similes, and idioms.
- Random FractionnumbersGenerate random fractions with optional reduction.
- Random GeometrynumbersGenerate random geometric shapes and point sets.
- Random Git/DevOpsdevGenerate Git branches, commits, Docker tags, and Kubernetes names.
- Random GraphdataGenerate edges for various graph structures.
- Random HashdevGenerate random hex strings shaped like cryptographic hashes.
- Random HashtagtextGenerate random hashtags for social media.
- Random HostnamedevGenerate realistic hostname and domain names for testing.
- Random HTTP FieldsdevGenerate HTTP methods, headers, MIME types, and protocol fields.
- Random HTTP Status CodedevGenerate random HTTP status codes with optional reason phrases.
- Random IBANdevGenerate structurally valid test IBAN numbers.
- Random IPdevGenerate realistic synthetic IP addresses, MAC addresses, and CIDR blocks.
- Random ISBNdataGenerate synthetic ISBN-10 or ISBN-13 barcodes with valid checksums.
- Random JoketextGenerate jokes, trivia, and fun facts.
- Random JWTdevGenerate structurally valid, unsigned JWT tokens for testing.
- Random Marketing CopytextGenerate marketing copy variations like headlines, slogans, and CTAs.
- Random MatrixdataGenerate a seeded rectangular matrix of numbers.
- Random MusictextGenerate random songs, albums, artists, and musical elements.
- Random PermutationnumbersGenerate random permutations of numbers or items.
- Random PhonedataGenerate realistic synthetic phone numbers for testing.
- Random PrimenumbersGenerate random prime numbers in a range.
- Random RadixdevGenerate random numbers in different bases (binary, octal, hex, custom).
- Random ScheduledataGenerate random schedules for appointments, shifts, and events.
- Random Special IntegernumbersGenerate integers with special mathematical properties.
- Random User AgentdevGenerate realistic-looking HTTP User-Agent strings.
- Random VectornumbersGenerate random n-dimensional vectors.
- Random WalknumbersGenerate a seeded random walk.
- Random Walk SimulatoreduSimulate a seeded one- or two-dimensional random walk.
- Random WordplaytextGenerate wordplay like acronyms, anagrams, palindromes, and pronounceable words.
- Round Robin SchedulerlistsGenerate a round-robin tournament schedule for balanced pairings.
- RoutedataGenerate seeded coordinate routes.
- RPG DungeongameGenerate dungeon rooms, traps, encounters, and hex-crawl descriptions.
- RPG ItemsgameGenerate magical items, spells, weapons, armor, and treasures for RPG campaigns.
- RPG WorldbuildernewgameGenerate NPCs, factions, rumors, quests, and tavern details for RPG campaigns.
- Sampling DesignsdataGenerate sample indices using various statistical sampling methods.
- Scrabble TilesgameDraw random tiles from a standard Scrabble bag.
- Secret SantalistsRandomly assign Secret Santa gift-givers to receivers in a fair rotation.
- Spinner WheelgameSpin a wheel with custom options to make random selections.
- Structured MatrixdataGenerate structured matrices for testing statistical operations.
- SVG PatterndevGenerate random SVG patterns (blobs, waves, dots, grids, stripes).
- Time-SeriesdataGenerate reproducible timestamped metrics with trends and noise.
- TOTP SecretsecurityGenerate random base32 secrets for TOTP authenticators.
- Triangular Distribution SamplerdataSample from a triangular distribution with min, mode, and max.
- Truth or DaregameGenerate truth or dare prompts for party games.
- UI ThemedevGenerate complete UI theme configurations with colors, radius, shadows, and fonts.
- Voronoi PointsdataGenerate 2D point clouds using Poisson disc sampling, blue noise, or particle distribution.
- Warehouse LocationdataGenerate warehouse location codes.
- Warehouse SchemanewdataGenerate dimension, fact, date-dimension, or SCD2 warehouse schema rows.
- White NoisenumbersGenerate seeded white noise.
- Wi-Fi PasswordsecurityGenerate secure Wi-Fi network passwords.
- Would You RathergameGenerate random "would you rather" questions to spark conversations.
- Writing PrompttextGenerate creative writing prompts.
- Zipf Distribution SamplerdataSample from a Zipf (power law) distribution.