Open Source Free for Individual Use

Mock it with

A comprehensive API mocking tool for developers. Mock endpoints, test APIs, and collaborate with teams. Free and open source for individual use.

StubThis full page screenshot
Laravel Laravel
Symfony Symfony
CodeIgniter CodeIgniter

Everything you need to mock APIs

StubThis provides all the tools you need to create, manage, and test API mocks with ease.

Collection Management

Organize your APIs into logical groups and collections. Keep your mock endpoints organized and easily accessible for your development workflow.

  • Group related endpoints together
  • Easy navigation and search
  • Share collections with your team
Collection Management Interface

Response Builder

Create dynamic and realistic API responses with our intuitive response builder. Define response structures, status codes, and headers with ease.

  • Dynamic response generation
  • Custom status codes and headers
  • JSON schema validation
Response Builder Interface

Template Builder

Create reusable request templates and build complex URI structures with our intuitive endpoint builder. Save time with templates for common API patterns.

  • Visual URI builder
  • Reusable request templates
  • Dynamic parameter support
Template Builder Interface

Perfect for developers and teams

Whether you're working solo or with a team, StubThis helps you build better APIs faster.

Frontend Development

Mock APIs during frontend development to keep building even when the backend isn't ready. Test your UI components with realistic data.

  • Parallel development
  • Realistic test data

API Testing

Test API endpoints before implementation. Validate your API design and ensure your endpoints work as expected.

  • Pre-implementation testing
  • Design validation

API Documentation

Document and share API specifications with your team. Create living documentation that stays in sync with your actual API.

  • Living documentation
  • Team collaboration

Rapid Prototyping

Prototype API workflows quickly. Test different scenarios and iterate on your API design before committing to implementation.

  • Quick iteration
  • Scenario testing

Team Collaboration

Collaborate on API design and frontend testing. Share collections and work together to build better APIs.

  • Shared collections
  • Multi-user workspace

Integration Testing

Test integrations between different services. Mock external APIs and ensure your application works correctly with third-party services.

  • External API mocking
  • Service integration

Works with your favorite frameworks

StubThis integrates seamlessly with Laravel, Symfony, and CodeIgniter. No matter which PHP framework you prefer, we've got you covered.

Laravel

Laravel

Perfect integration with Laravel's elegant syntax and powerful features. Mock your APIs with the same ease you build your applications.

Fully Supported
Symfony

Symfony

Leverage Symfony's robust architecture and component system. Create comprehensive API mocks that work seamlessly with your Symfony applications.

Fully Supported
CodeIgniter

CodeIgniter

Lightweight and fast, just like CodeIgniter. Create efficient API mocks that keep up with your rapid development workflow.

Fully Supported

Dev-only package

StubThis is designed as a development dependency, ensuring it never affects your production environment. Perfect for testing and development workflows.

View on GitHub

Ready to collaborate with your team?

Share collections, work together on API mocks, and streamline your development workflow.

Starter

Perfect for individual developers

Free

Forever

  • 3 Team members
  • 1 Collection
  • 5 URIs
  • 10 Stubs
Get Started Free
Most Popular

Standard

Great for growing teams

$10

per month

  • 20 Team members
  • 20 Collections
  • 200 URIs
  • 500 Stubs
Upgrade now

Premium

For large teams & enterprises

$15

per month

  • 100 Team members
  • 500 Collections
  • 10,000 URIs
  • 50,000 Stubs
Upgrade now