Satellizer vs Stormpath: What are the differences?

Satellizer: Token-based AngularJS Authentication. Satellizer is a simple to use, end-to-end, token-based authentication module for AngularJS with built-in support for Google, Facebook, LinkedIn, Twitter authentication providers, plus Email and Password sign-in method. You are not limited to the sign-in options above, in fact you can add any OAuth 1.0 or OAuth 2.0 provider by passing provider-specific information during the configuration step; Stormpath: User Management and Authentication for Developers. Stormpath is an authentication and user management service that helps development teams quickly and securely build web and mobile applications and services.

Satellizer and Stormpath can be primarily classified as "User Management and Authentication" tools.

"Oauth with angular is a pain in the ass" is the primary reason why developers consider Satellizer over the competitors, whereas "Authentication" was stated as the key factor in picking Stormpath.

Satellizer is an open source tool with 8.08K GitHub stars and 1.27K GitHub forks. Here's a link to Satellizer's open source repository on GitHub.