Product

Platform

API Intelligence robotAPI IntelligenceAPI Documentation robotAPI DocumentationAPI Security robotAPI SecurityAPI Analytics robotAPI AnalyticsAPI Governance robotAPI GovernanceALfred AI robotAPI AssistantAspen robotAPI Testing

What's new

Release Notes

All updates, big and small, documented in one place

Aspen Collections

Simplify API Collaboration with Aspen Collections

Anatomy of an API

API report 2025 Edition is here!

ROI Calculator
Solutions

By industry

Financial ServicesHealthcareInsurance

By initiatives

Security InitiativesGovernance InitiativesAI Innovations
View All Solutions
DocumentationPricing
Resources

Resources

eBooksKnowledge baseEventsIntegrationsNewsSecurity

Company

BlogAbout UsCustomers
Enterprise
Sign In
Get StartedBook a DemoMenu
Product
ROI Calculator
Solutions
DocumentationPricing
Resources
EnterpriseBook a DemoSign InGet Started
Product

Platform

API Intelligence robotAPI IntelligenceAPI Documentation robotAPI DocumentationAPI Documentation robotAPI SecurityAPI Analytics robotAPI AnalyticsAPI Analytics robotAPI GovernanceAPI Analytics robotAPI AssistantAspen LogoAPI Testing

What's new

Release Notes

All updates, big and small, documented in one place

Aspen Collections

Simplify API Collaboration with Aspen Collections

Anatomy of an API

API report 2025 Edition is here!

Solutions

By industry

Financial ServicesHealthcareInsuranceAutomotiveIoTSports-TechTelecommunicationsTravel

By initiatives

Security InitiativesGovernance InitiativesAI InnovationsAPI MonetizationDeveloper ExperienceDigital TransformationObservability InitiativesScaling API TeamsCustomer Tracking
Resources

Resources

eBooksEventsNewsKnowledge baseSystem StatusIntegrationsSecurity

Company

BlogAbout UsCustomers
AspenAspen

Intelligent API Testing

Test APIs locally without any login required with a free and optimized Mac App.

App Store Download Button
Your browser does not support the video tag.
Your browser does not support the video tag.
Aspen Motion

Why Choose Aspen?

Test Locally. Generate Integration Code Automatically.

Zero Trust Policy

There is no login required to start using Aspen. It doesn’t save any data and all operations are performed locally.

AI Assisted

Use the already integrated Alfred AI to generate data models, OAS and integration code in seconds.

Search and Teamwork

You can easily search through locally stored history and share tests with third parties through an expiring link.

Sparkles motion

BUT DOES IT HAVE COLLECTIONS?

All the features you are used to made better + Alfred AI Assistant

Aspen Collections

Organize, import, export, and share API requests for better teamwork and reuse.

Alfred AI Assisted

Alfred learns from your tests and can generate data models, Open API Specs and integration code.

Share tests with team

Share tests from your history and collections and accelerate development.

Your browser does not support the video tag.Your browser does not support the video tag.Your browser does not support the video tag.

FOR API FIRST TEAMS

Download native macOS app

Private by default

AI-powered

Blazing fast

Download native macOS appApp Store Download Button
White Treblle logoAll System Operational
Product
API IntelligenceAPI DocumentationAPI GovernanceAPI AnalyticsAPI SecurityAPI AssistantAPI TestingAPI Insights
Solutions
AI InnovationsSecurity InitiativesGovernance InitiativesObservability InitiativesDigital TransformationDeveloper ExperienceScaling API TeamsAPI MonetizationCustomer Tracking
Industries
Financial ServicesInsuranceHealthcareTravelAutomotiveIoTSports-TechTelecommunications
Resources
eBooksEventsNewsKnowledge baseDocumentationIntegrationsPricingOnly for LLMs
Company
About UsCareersEnterpriseBook a DemoBlogCustomersSecurity
© 2025 Treblle. All Rights Reserved.
Privacy Policy
Terms of Service
GDPR BadgeSOC2 BadgeISO BadgeHIPAA Badge