What is Aspen?
Aspen is a free native app for macOS that simplifies API testing. It eliminates the need for login and is designed for testing REST APIs. Using AI, it quickly generates data models, Open API Specs, and integration code, making API testing and integration easier.
Key Features:
1️⃣ Zero Trust Testing:Aspen doesn't require a login, ensuring maximum security and privacy for API testing.
2️⃣ REST API Testing:It specializes in testing REST APIs, streamlining the process for developers.
3️⃣ AI-Powered Integration:Aspen leverages AI to generate data models, Open API Specs, and integration code, saving time and effort.
Use Cases:
Efficient API Testing:Developers can use Aspen to rigorously test REST APIs without the hassle of login, ensuring a secure and efficient testing process.
Seamless Integration:Aspen's AI capabilities make it ideal for quickly generating data models and integration code, simplifying the integration of APIs into applications.
Developer Productivity:By automating the generation of Open API Specs, Aspen enhances developer productivity, reducing the time needed for manual specification work.
Conclusion:
Aspen is a valuable tool for developers, offering secure and efficient API testing without the need for login. Its AI-powered features simplify API integration and boost developer productivity, making it a must-have for macOS users in the software development field.
More information on Aspen
Launched
2024-1
Pricing Model
Free
Starting Price
Global Rank
11752284
Follow
Month Visit
<5k
Tech used
Google Analytics,Microsoft Clarity,Next.js,Vercel,Gzip,OpenGraph,Webpack,HSTS,YouTube
Top 5 Countries
59.44%
34.52%
6.04%
United States
United Kingdom
Germany
Traffic Sources
7.54%
1.32%
0.21%
13.15%
37.41%
39.36%
social
paidReferrals
mail
referrals
search
direct
Source: Similarweb (Sep 24, 2025)
Aspen was manually vetted by our editorial team and was first featured on 2024-01-25.
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