Test data that survives your validators.

Build a schema, generate up to 1,000 rows, take the file. IBANs pass mod-97, IMEIs and card numbers pass Luhn, addresses come from a real dataset. No signup.

Your schema

9 columns
Luhn

9 of 30 columns

Format

Up to 1,000 rows per run.

Your file appears here

Set your columns, then generate. You will see the real file before you download anything.

48 column types, and the ones that matter carry a real check digit.

Locale-aware names and addresses, identifiers that validate, dates that respect your range, and a regex escape hatch for anything we do not cover.

WordsUUIDNumberFloatBooleanDateBirthdateNameFirst NameLast NameE-MailAddressCityCountryStreet Name+ 33 more

This page

1,000 rows

Everything you need for an ad-hoc fixture, with nothing in the way.

48 typesCSV · JSON · SQLNo signup

DataMaker platform

100,000 rows

When the fixture becomes a pipeline your team runs every day.

Reusable templatesSeed your databaseNative SAP ODataREST API + MCP serverSensitive-field maskingRuns on your machine
Book a pilotWe wire it into one of your real suites.