oso vs ORY Kratos: What are the differences?

oso: Open source policy engine for authorization. It helps developers fast track authorization in their applications. It's an open source policy engine that you embed in your application. You write policies using the oso policy language, called Polar, to determine who can do what in your application, then you integrate them with a few lines of code using our library; ORY Kratos: Cloud Native Identity and User Management System. It is a cloud native user management system. It provides user login and registration, multi-factor authentication, and user information storage with a headless API. It is fully configurable and supports a wide range of protocols such as Google Authenticator, and stores user information using JSON Schema.

oso and ORY Kratos belong to "User Management and Authentication" category of the tech stack.

Some of the features offered by oso are:

• Policy as code
• Authorization
• Permissions

On the other hand, ORY Kratos provides the following key features:

• Self-service Login and Registration
• Multi-Factor Authentication
• Account Verification

ORY Kratos is an open source tool with 1.53K GitHub stars and 161 GitHub forks. Here's a link to ORY Kratos's open source repository on GitHub.