1.synthetichealth / synthea
Synthetic Patient Population Simulator
- synthea
- synthetic-data
- synthetic-population
- fhir
- health-data
- simulation
+15 stars
from 3,422 · score 2.77
Trending repositories
Ranked by Attention Score: stars gained over the last 7 complete days
19 repositories by Attention Score · Oct 28, 2026 – Nov 3, 2026 (UTC)
2.joke2k / faker
Faker is a Python package that generates fake data for you.
+13 stars
from 19,466 · score 2.64
3.faker-js / faker
Generate massive amounts of fake data in the browser and node.js
- faker
- data
- fake
- nodejs
- browser
- javascript
- +1 more
+9 stars
from 15,534 · score 2.30
4.bchavez / Bogus
:card_index: A simple fake data generator for C#, F#, and VB.NET. Based on and ported from the famed faker.js.
- fake
- data
- generator
- dotnet
- csharp
- faker
- +8 more
+7 stars
from 9,746 · score 2.08
5.menzi11 / BullshitGenerator
Needs to generate some texts to test if my GUI rendering codes good or not. so I made this.
+6 stars
from 15,497 · score 1.95
+6 stars
from 5,407 · score 1.95
7.GreenmaskIO / greenmask
Database anonymization and test data management
- golang
- obfuscation
- postgresql
- security
- security-tools
- anonymization
- +14 more
+3 stars
from 1,797 · score 1.39
8.litestar-org / polyfactory
Simple and powerful factories for mock data generation
- pydantic
- python
- dataclasses
- starlite
- hacktoberfest
- typeddict
- +6 more
+3 stars
from 1,518 · score 1.39
9.faker-ruby / faker
A library for generating fake data such as names, addresses, and phone numbers.
- fake
- ruby
+2 stars
from 11,946 · score 1.10
10.lk-geimfari / mimesis
Mimesis is a Python library for generating fake but realistic data in multiple languages and locales.
- mimesis
- fake
- data
- generator
- fixtures
- dummy
- +14 more
+2 stars
from 4,863 · score 1.10
11.beam-community / ex_machina
Create test data for Elixir applications
- elixir
- testing
- factory-definitions
- factories
+2 stars
from 2,063 · score 1.10
12.zenstruck / foundry
A model factory library for creating expressive, auto-completable, on-demand dev/test fixtures with Symfony and Doctrine.
+2 stars
from 802 · score 1.10
13.thoughtbot / factory_bot
A library for setting up Ruby objects as test data.
- factory-girl
- ruby
- thoughtbot
- rubygems
- testing
- fixtures
- +3 more
+1 stars
from 8,166 · score 0.69
14.FakerPHP / Faker
Faker is a PHP library that generates fake data for you
+1 stars
from 3,999 · score 0.69
15.APIs-guru / graphql-faker
🎲 Mock or extend your GraphQL API with faked data. No coding required.
+1 stars
from 2,712 · score 0.69
16.datafaker-net / datafaker
Generating fake data for the JVM (Java, Kotlin, Groovy) has never been easier!
- testing
- faker
+1 stars
from 1,807 · score 0.69
17.elixirs / faker
Faker is a pure Elixir library for generating fake data.
+1 stars
from 1,200 · score 0.69
18.instancio / instancio
A library that creates fully populated objects for your unit tests.
- java
- testing
- data-generator
- test-automation
- unit-testing
- random
- +5 more
+1 stars
from 1,171 · score 0.69
19.whatyouhide / stream_data
Data generation and property-based testing for Elixir. 🔮
- elixir
- property-based-testing
- property-testing
- data-generation
- quickcheck
+1 stars
from 951 · score 0.69