OpenID Connect (OIDC) authentication reference. Identity layer on OAuth 2.0. Covers Authorization Code + PKCE flow step by step, ID Token JWT claims, UserInfo endpoint, discovery, Python authlib and Node.js openid-client implementations, and JWT validation.
Scanned 9/7/2026
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---
name: oidc
version: 1.0.0
description: >
OpenID Connect (OIDC) authentication reference. Identity layer
on OAuth 2.0. Covers Authorization Code + PKCE flow step by step,
ID Token JWT claims, UserInfo endpoint, discovery, Python authlib
and Node.js openid-client implementations, and JWT validation.
author: BytesAgain
homepage: https://bytesagain.com
source: https://github.com/bytesagain/ai-skills
tags: [oidc, openid-connect, oauth, authentication, jwt, sso]
---
# OIDC Reference
OpenID Connect authentication.
## Commands
| Command | Description |
|---------|-------------|
| `intro` | Overview, flows, comparison |
| `flows` | Auth Code + PKCE step by step |
| `implement` | Python/Node.js, JWT validation |
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