faker-js/faker
Generate massive amounts of fake data in the browser and node.js observed · 2026-08-28
Health v2 · maintenance only
95/100
- Activity 99
- Release rhythm 86
- Longevity 100
Flags: no_license
How is this computed?
round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-03. Adoption (stars, forks) is never an input.
- gap_med: 32.0
- age_days: 1699
- days_rel: 19
- days_push: 7
- n_releases_24m: 21
Adoption not part of the score
15474 stars · 1114 forks observed · 2026-08-28
What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-29, confidence not recorded
Faker is a TypeScript library for generating massive amounts of realistic fake data such as names, addresses, dates, and financial records in the browser and Node.js. It supports over 70 locales and is commonly used to seed databases and create test fixtures.
Use cases
- generate fake user data for tests
- seed a database with realistic sample records
- mock API responses with fake names and emails
- create demo data for a UI prototype
- generate localized addresses and phone numbers
- produce random dates, prices, and transaction data
When to choose
- you need realistic-looking test or seed data in JavaScript or TypeScript
- you want locale-specific fake names, addresses, and phone numbers
- you are building tests, demos, or prototypes that need varied data
When to avoid
- you need truly anonymous production data rather than randomly generated fakes
- you need deterministic data generation from a fixed schema with referential integrity
- your project is not in the JavaScript/Node.js ecosystem
Facets
library · maturity stable
data-generation testing mocking developer-tools testing web-development browser cross-platform fake-data seed-data test-data locales mock-data nodejs javascript typescript
5 sources
- readme: https://github.com/faker-js/faker · fetched 2026-08-28 · 91e21debbec8
- homepage: https://fakerjs.dev · fetched 2026-08-29 · 3610ea96b9e3
- site_page: https://fakerjs.dev/about/announcements · fetched 2026-08-29 · 7f42887f2b28
- site_page: https://fakerjs.dev/about/roadmap · fetched 2026-08-29 · 0fe1f5f13afa
- site_page: https://fakerjs.dev/about/team · fetched 2026-08-29 · 6bc1a94e6837
Member repositories
| Repository | Role | Health v2 |
|---|---|---|
| faker-js/faker | main | 95 |
For agents
Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem