Create structurally valid EU VAT numbers for invoicing demos, ERP tests, and signup form fixtures.
Create structurally valid sample IBANs by country for payment-form testing, banking demos, and QA fixtures — not real issued account numbers.
Verify European VAT identification numbers against country format rules.
Paste an IBAN and validate it online
Choose the expected country and verify whether the IBAN is structurally valid for that country.
Derive an Italian fiscal code from personal data, birthplace, and gender.
Flip a fair virtual coin for heads or tails—useful for quick decisions and tie-breakers.
Capitalize, uppercase, or lowercase your text easily. Start by pasting your text and clicking the button to begin
Generate a funny animal- or name-themed exclamation and hear it spoken aloud by your browser.
Convert human age to equivalent dog years based on size and weight class.
Create random codice fiscale profiles for onboarding demos, QA fixtures, and Italian form testing.
Pick a random fun pet name from a large curated list of animal names.
Generate placeholder Lorem Ipsum text by word count, length, or paragraphs.
Create schema.org WebSite, Article, or FAQPage JSON-LD script blocks for rich results and machine-readable page metadata.
Build title, description, canonical, Open Graph, and Twitter Card tags for richer search snippets and link previews.
Generate a set of random integers from a range. Runs locally in your browser.
Choose the pace, pitch, and voice itself. Paste your text and start reading with your preferred voice
Compose crawler allow and disallow directives plus an optional sitemap URL into a standards-compliant robots.txt file.
Roll a fair virtual six-sided die (1–6) for tabletop games and quick random picks.
Roll one or more dice with 2–1000 sides, optional count and modifier for tabletop play.
Randomize the order of pasted lines with optional trim and empty-line handling.
Check whether an Italian codice fiscale matches formal checksum and format rules.
Generate a cryptographically random secret as Base64 or hex for API keys and tokens.
Export sample person records as comma-separated CSV rows for testing and fixtures.
Export sample person records as a formatted JSON array for testing and fixtures.
Build random or pronounceable passwords with charset toggles, length, and batch count in your browser.
Create RSA self-signed X.509 TLS certificates with PEM keys in the browser.
Create sample person records with names, addresses, and contact fields for testing.
Export sample person records as structured XML documents for testing and fixtures.
Export sample person records in YAML format for configuration and test fixtures.
Create unique resource addresses
Verify UUID string format and validity for versions 1 through 5.