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ExtendsClass Random Data Generator is a browser-based tool for creating randomized test data in formats such as JSON and CSV. It is intended for developers and testers who need sample records without building a data-generation script.
💡 Pick it when you need customizable schemas, linked records, and repeatable exports.
Mockaroo is a data mocking tool that allows users to generate custom data sets for testing and development.
Free with paid plans available
💡 Pick it if you want programmable, reproducible fake data inside JavaScript tests and applications.
Faker is a Ruby library that generates fake data such as names, addresses, phone numbers, and more for testing and seeding databases.
💡 Pick it when you want a free, self-hostable generator with database-oriented export options.
Generate Data is a powerful tool for creating test data for databases, spreadsheets, and other applications.
💡 Pick it when you mainly need ready-to-use fake user profiles through a free API.
Random User Generator provides realistic randomized user profiles through a web interface and JSON API. It is designed for developers building prototypes,...
💡 Pick it when your main requirement is generating nested JSON fixtures for APIs or frontend development.
JSON Generator is a tool for generating custom JSON data quickly and easily.
Bchavez
💡 Pick it if you build .NET software and need seeded, model-aware data directly in automated tests.
Bogus is a .NET library for generating realistic fake data in tests and development environments. It is aimed at C# and .NET...
Free, open source
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