THE PASTEZAP TOOLKIT
Generators & Randomizers
Create original graphics, random choices and clearly marked synthetic test data locally.
Choose from 34 focused tools. Each page shows supported formats, practical examples and input limits before you begin. No account is required.
34 tools in Generators & Randomizers
Username Idea Generator
Create random adjective-and-noun usernames with a numeric suffix.
Hashtag Generator
Build Unicode hashtags from the words in your caption.
MAC Address Generator
Generate locally administered, unicast MAC addresses for test configurations.
Dice Roller
Roll bounded virtual dice with standard NdM notation and an optional modifier.
Roll a Six-Sided Die
Roll a fair virtual six-sided die using unbiased cryptographic sampling.
Coin Flipper
Flip a virtual fair coin once or in a batch and keep recent results.
Yes or No Picker
Generate playful yes/no answers with an explicit probability for yes.
Random Letter Generator
Draw Latin A–Z letters with optional vowel exclusion and spacing.
Random Name Wheel
Pick a name uniformly and show a colorful wheel of the entered choices.
Rock Paper Scissors
Play rock, paper or scissors against an independently randomized computer choice.
Random Advice Ball
Draw a playful answer from an original collection of short responses.
Truth or Dare Prompts
Draw mild original English prompts for a friendly group game.
Would You Rather Prompts
Generate original English dilemmas for conversation and ice-breakers.
Random Color Generator
Generate hexadecimal colors and view their swatches.
Random Date and Time Generator
Sample timestamps uniformly between explicitly zoned ISO date bounds.
Random Country Picker
Pick ISO countries and territories with localized display names and flags.
Caesar Cipher and ROT13
Shift Latin letters by a chosen amount to encode or decode a classical cipher.
Vigenère Cipher
Encode or decode Latin letters using a repeating keyword.
Domain Name Idea Generator
Combine your Latin keywords with prefixes and suffixes to suggest domain names.
Brand Name Idea Generator
Create invented names from randomized pronounceable syllable combinations.
Fantasy Name Generator
Generate invented character and place names using original syllable combinations.
Sample Profile Generator
Create JSON Lines with synthetic adult names, birthdates, cities and example email addresses.
Sample Address Generator
Create fictional address-like JSON records for test layouts.
Sample Contact Generator
Generate synthetic contact records with reserved-domain emails and non-dialable phone strings.
Sample IBAN Generator
Generate structurally formatted IBAN samples for a selected supported country.
Sample VIN Generator
Generate synthetic vehicle identification strings for application testing.
Sandbox Payment Card Reference
Show the documented successful Visa card for Stripe test mode.
Identicon Avatar Generator
Derive a deterministic symmetric SVG avatar from text using SHA-256.
Initials Avatar Generator
Create a circular SVG avatar from a name or initials with configurable colors.
SVG Blob Generator
Create a smooth original blob shape with adjustable variation, color and point count.
SVG Pattern Generator
Create tiled dots, grids, lines or waves with configurable colors and spacing.
Barcode Generator
Generate validated SVG barcodes using standard encoding formats.
Sample Barcode Generator
Generate predefined test barcodes for supported formats without inventing product assignments.
Sample IMEI Generator
Create sample fifteen-digit IMEI strings with valid Luhn check digits.