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better-auth-setup

Guide implementation of OAuth 2.1 / OIDC authentication using Better Auth with the OIDC Provider plugin. Use this skill when setting up centralized authentication for multiple apps, implementing SSO across a platform, creating an OAuth authorization server, or integrating Better Auth as an identity provider. Covers PKCE for public clients, JWKS configuration, token management, email verification, and common pitfalls like preserving PKCE parameters during sign-in redirects.

mjunaidca
maintainer
mjunaidca
Updated 12/22/2025
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quick start

Installation and usage

Guide implementation of OAuth 2.1 / OIDC authentication using Better Auth with the OIDC Provider plugin. Use this skill when setting up centralized authentication for multiple apps, implementing SSO across a platform, creating an OAuth authorization server, or integrating Better Auth as an identity provider. Covers PKCE for public clients, JWKS configuration, token management, email verification, and common pitfalls like preserving PKCE parameters during sign-in redirects.

Installation
$ install --globalskills.sh
Usage

Once installed, you can use this skill by running the following command in your terminal:

skills use better-auth-setup