test-data

Faker is a Python package that generates fake data for you.

📇 A simple fake data generator for C#, F#, and VB.NET. Based on and ported from the famed faker.js.

AutoFixture is an open source library for .NET designed to minimize the 'Arrange' phase of your unit tests in order to maximize maintainability. Its primary goal is to allow developers to focus on what is being tested rather than how to setup the test scenario, by making it easier to create object graphs containing test data.

A powerful, feature-rich, random test data generator.

⌨️ Wordlists, Dictionaries and Other Data Sets for Writing Software Security Test Cases

Generate and upload test data to Elasticsearch for performance and load testing

A library for Dart that generates fake data.

Various files useful for manual testing and test automation etc.

CLI utility for fake data generation

String representations of expression trees + library of expression tree objects

Test data to be used for automated testing with the nf-core pipelines

TestNG DataProvider on steroids

Discover, mask, and verify sensitive data in SQL databases — an auditable scan → mask → validate workflow for safe database copies.

Tiny API mocking microservice for generating fake JSON data.

Framework to setup Apex test data in a highly flexible and readable way using the Test Data Builder pattern.

A fast & reliable system for managing your Rails application's test data

Create files with fake data. In many formats. With no efforts.

Random Person or Place Name Generator Library for .net based on Free US Census Data. Now with Stars!

Declarative synthetic data for Python. State the facts a dataset must hold (monthly revenue, channel shares, balanced ledgers, foreign keys, state machines) and get multi-table data that holds them exactly, with a DuckDB certificate anyone can rerun. From YAML, SQL DDL or a sentence. CLI and MCP server.

Realistic synthetic events for testing, demos, and pipelines — streamed live or generated in bulk