#mock

orval is able to generate client with appropriate type-signatures (TypeScript) from any valid OpenAPI v3 or Swagger v2 specification, either in yaml or json formats. 🍺

orval is able to generate client with appropriate type-signatures (TypeScript) from any valid OpenAPI v3 or Swagger v2 specification, either in yaml or json formats. 🍺

A library that allows you to easily mock out tests based on AWS infrastructure.

:wrench: Utility library for GraphQL to build, stitch and mock GraphQL schemas in the SDL-first approach

Thin-wrapper around the mock package for easier use with pytest

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

Industry standard API mocking for JavaScript.

Mock everything your AI app talks to — LLM APIs, MCP, A2A, AG-UI, vector DBs, search. One package, one port, zero dependencies.

Travel through time in your tests.

Pester is the ubiquitous test and mock framework for PowerShell.

The fastest and most reliable gRPC mock server for testing and development

A friendly substitute for .NET mocking libraries.

Mock 'http' objects for testing Express,js, Next.js and Koa routing functions

🌯 Yummy React tests

HTTP server mocking and expectations library for Node.js

Run, mock and test fake Snowflake databases locally.

The .NET Autogenerator

Mimesis is a fast Python library for generating fake data in multiple languages.