faker-ruby/faker

Health v2 · maintenance only

Adoption not part of the score

11935 stars · 3217 forks observed · 2026-08-28

What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-29, confidence not recorded

A Ruby library for generating realistic fake data such as names, addresses, emails, phone numbers, and finance details. It supports over 40 locales and is commonly used to populate databases and create test fixtures.

Use cases

• generate fake user names and emails for tests
• populate a development database with sample data
• create realistic demo data for a prototype
• generate localized addresses and phone numbers
• seed test fixtures with random data
• generate fake finance and transaction records

When to choose

• you are building a Ruby application and need test or seed data
• you want locale-aware fake names, addresses, and phone numbers
• you need a mature, widely adopted data generation library

When to avoid

• you need fake data in a non-Ruby language
• you need anonymization of real production data rather than synthetic data
• you require guaranteed-unique or cryptographically safe fake identities

Facets

library · maturity stable

data-generation testing developer-tools testing ruby fake-data test-data seed-data localization ruby-gem

Member repositories

For agents

markdown · JSON · MCP: product_card(name="faker-ruby/faker")