faker.js - generate massive amounts of fake data in Node.js and the browser

•    Javascript

faker.js contains a super useful generator method Faker.fake for combining faker API methods using a mustache string format.

jsonplaceholder - A simple online fake REST API server

•    Javascript

JSONPlaceholder is a simple fake REST API for testing and prototyping.It's like an image placeholder but for web developers.

Bogus - :card_index: A simple and sane fake data generator for C#, F#, and VB

•    CSharp

Hello. I'm your host Brian Chavez (twitter). Bogus is a simple and sane fake data generator for .NET languages like C#, F# and VB.NET. Bogus is fundamentally a C# port of faker.js and inspired by FluentValidation's syntax sugar.Minimum Requirements: .NET Standard 1.3 or .NET Framework 4.0.

genact - :cyclone: A nonsense activity generator

•    Rust

Pretend to be busy or waiting for your computer when you should actually be doing real work! Impress people with your insane multitasking skills. Just open a few instances of genact and watch the show. genact has multiple scenes that pretend to be doing something exciting or useful when in reality nothing is happening at all. It's compatible with Linux, OSX, Windows 10 (it needs a recent Windows 10 to get ANSI support) and most modern web browsers that support WebAssembly.

faker - A library for generating fake data such as names, addresses, and phone numbers.

•    Ruby

This gem is a port of Perl's Data::Faker library that generates fake data. It comes in very handy for taking screenshots (taking screenshots for my project, Catch the Best was the original impetus for the creation of this gem), having real-looking test data, and having your database populated with more than one or two records while you're doing development.

mimesis - Mimesis is a fast and easy to use library for Python, which helps generate synthetic data for a variety of purposes in a variety of languages

•    Python

Mimesis is a fast and easy to use library for Python programming language, which helps generate synthetic data for a variety of purposes in a variety of languages. This data can be particularly useful during software development and testing. For example, it could be used to populate a testing database, create beautiful JSON and XML files, anonymize data taken from a production service, etc. You can find the complete documentation on the Read the Docs.

rewire - Easy monkey-patching for node.js unit tests

•    Javascript

Please note: The current version of rewire is only compatible with CommonJS modules. See Limitations. rewire acts exactly like require. With just one difference: Your module will now export a special setter and getter for private variables.

casual - Fake data generator for javascript

•    Javascript

NOTE: if getter function has non-empty arguments list then generator should be called as function casual.profile('public'), otherwise it should be accessed as property casual.profile. Default locale is en_US.

Fakery - :alien: Swift fake data generator

•    Swift

This is a Swift port of Ruby's Faker library that generates fake data. Are you still bothered with meaningless randomly character strings? Just relax and leave this job to Fakery. It's useful in all the cases when you need to use some dummy data for testing, population of database during development, etc.

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

•    Python

Faker is a Python package that generates fake data for you. Whether you need to bootstrap your database, create good-looking XML documents, fill-in your persistence to stress test it, or anonymize data taken from a production service, Faker is for you. Faker is heavily inspired by PHP Faker, Perl Faker, and by Ruby Faker.

json-schema-faker - JSON-Schema + fake data generators

•    Javascript

Use JSON Schema along with fake generators to provide consistent and meaningful fake data for your system. Usage info from README.md was moved to docs/, read more.

dynalite - An implementation of Amazon's DynamoDB built on LevelDB

•    Javascript

An implementation of Amazon's DynamoDB, focussed on correctness and performance, and built on LevelDB (well, @rvagg's awesome LevelUP to be precise).This project aims to match the live DynamoDB instances as closely as possible (and is tested against them in various regions), including all limits and error messages.

dyson - Node server for dynamic, fake JSON.

•    Javascript

Node server for dynamic, fake JSON. When developing client-side applications, often either static JSON files, or an actual server, backend, datastore, or API, is used. Sometimes static files are too static, and sometimes an actual server is not available, not accessible, or too tedious to set up.

json-server - Get a full fake REST API with zero coding in less than 30 seconds

•    Javascript

JSON Server is a full fake REST API with zero coding in less than 30 seconds Created with <3 for front-end developers who need a quick back-end for prototyping and mocking.

vue-content-placeholders - Composable components for rendering fake (progressive) content like facebook in vue

•    Javascript

Vue addon for rendering fake content while data is fetching to provide better UX and lower bounce rate. Include plugin in your main.js file.

Kakapo.js - :bird: Next generation mocking framework in Javascript

•    Javascript

Kakapo its a full featured http mocking library, he allows you to entirely replicate your backend logic in simple and declaritive way directly in the browser. This way you can easily prototype and develop the whole Application without backend and just deactivate Kakapo when you go production. In order to achieve that Kakapo gives you a set of utilities like Routing, Database, Response, Request and so on... Use the kakapo router to declare two custom routes and returning custom data.

react-fake-props - 🔮 Simple utility to magically generate fake props for your React tests

•    Javascript

react-fake-props parses your Component prop types using react-docgen and generates fake props. Supports Flow and PropTypes. Works great with Jest snapshots and Enzyme.To include optional props, pass { optional: true }.

Fabricator

•    DotNet

Fabricator makes it easy to generate sample data during development of your .NET application whenever real data isn't available, takes a long time to access or has regular breaking changes.

Legend Fakes - Fake it easy!

A dynamic fake framework. * Easier semantics, all fake objects are just that - fakes - the use of the fakes determines whether they're mocks or stubs. * Context aware fluent interface guides the developer. * Full VB.Net support.

radio-button - Change the default appearance of radio button elements

•    JQuery

Change the default appearance of radio button elements