Bypass provides a quick way to create a custom plug that can be put in place instead of an actual HTTP server to return prebaked responses to client requests.
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A reasonably complete and well-tested golang port of httpbin, with zero dependencies outside the go stdlib.
:heavy_check_mark: Mock data for your prototypes and demos. Remote deployments to Zeit now.
- atmo
- prototyping
- mock-services
- mock-server
Free, open-source AWS emulator. LocalStack alternative: 107 services, 7,729 operations, true 100% Smithy conformance (260,001/260,001 variants pass). No account, no auth token, no paid tier.
HTTP Server for Android Instrumentation tests
Powerful mock generation tool for Go programming language
Fake server, Consumer Driven Contracts and help with testing performance from one configuration file with zero system dependencies and no coding whatsoever
A MySQL engine written in pure PHP
In-page HTTP controller for frontend development. Intercept, modify, and simulate API responses directly in the browser.
Generate mocks from ActiveRecord models for unit tests that run fast because they don’t need to load Rails or a database.
An Apex mocking framework for true unit testing in Salesforce, with Stub API support
Patch fetch/XMLHttpRequest to fake a REST API server in the browser, based on JSON data.
Testing chrome extensions with Node.js
- javascript
- chrome-api
- sinon-chrome
- chrome-events
HTTP requests collector to test webhooks, notifications, REST clients and more ...
- webhooks
- test-automation
- qa
- testing
All-in-one go testing library
- go
- golang
- instrumentation
- mock
Scriptable, multipurpose mock server. Run standalone mock servers, or embed mocks within your tests or CI/CD pipeline.
Fake JSON Server is a Fake REST API that can be used as a Back End for prototyping or as a template for a CRUD Back End.
- csharp
- webapi
- dotnet-core
- dynamic
Shift-left API Integration | Auto-fix integration drift before integration. Specmatic turns API specifications into executable contracts, continuously verifying that every change made by AI coding agents and engineers stays true to the desired behaviour. Ship AI-ready APIs 10x faster, from intent to implementation, with Spec-Driven API Development.
- contract-testing
- microservices
- contract-driven-development
- cdd
A .NET library for intercepting server-side HTTP requests
- httpclient
- netstandard
- dotnet
- dotnet-core
Enable network mocks and more in UI Tests
🐵 HTTP mock server, useful to stub services and simulate dynamic API responses, leveraging ASP.NET Core features, built-in fake data generation and pure C# scripting
- csharp
- mock-server
- roslyn
- faker
a socket mock framework - for all kinds of socket animals, web-clients included
A mock for PrismaClient, dedicated to unit testing.
- prisma
- testing
- typescript
- unit-testing
A Open Source Mocking framework for Delphi XE2 or later
- delphi
- mocking-framework
- dpmpackage