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Aspen - API Testing for macOS

Aspen - API Testing for macOS

A free macOS application for API testing with integrated AI assistance, focusing on REST APIs and prioritizing data security.

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About Aspen - API Testing for macOS

Aspen is a free, easy-to-use API testing application for macOS that requires no login. Designed for testing REST APIs, it leverages AI to generate data models, OpenAPI specifications, and integration code. Aspen ensures maximum data security by processing all data locally, with no external storage.

How to Use

Enter your API parameters into Aspen, and receive instant results within seconds. Use the AI Companion Alfred to accelerate API integrations and development workflows. Manage your API requests efficiently with the Collections feature for organizing, importing, exporting, and sharing.

Features

Free API testing application for macOS
AI-powered assistance for faster integrations
No login required for use
Optimized for REST API testing
Collections feature enables collaboration
Local data processing enhances security

Use Cases

Collaborating on APIs with Collections
Accelerating API integrations using AI
Performing local REST API tests on macOS
Maintaining data security during testing
Creating data models and OpenAPI documentation

Best For

API developersQA engineersSoftware engineersIntegration specialistsAPI testersBackend developers

Pros

AI-driven assistance speeds up integrations
Local data processing ensures security
Collections facilitate team collaboration
No login necessary
Designed specifically for REST APIs
Free for all users

Cons

Available only on macOS
Relies on AI for certain features

Frequently Asked Questions

Find answers to common questions about Aspen - API Testing for macOS

Is Aspen free to use?
Yes, Aspen is a completely free API testing tool designed to assist developers with API design and integration tasks.
How does Aspen differ from Postman or Insomnia?
Aspen offers unique benefits: no data storage with Zero Trust Policy, no login required, integrated AI assistance, and a focus on REST API testing.
Who owns Aspen?
Aspen is developed by Treblle, a comprehensive API platform supporting the entire API lifecycle.