---
title: "OAuth2 Flow Debugger"
description: "Inspects and debugs OAuth 2.0 authorization flows including PKCE, client credentials, and device code grants. Uses jose JWT library and node-fetch to validate tokens, decode claims, and trace redirect chains."
verification: "security_reviewed"
source: "https://agentskillexchange.com/skills/oauth2-flow-debugger/"
category:
  - "Security & Verification"
framework:
  - "ChatGPT Agents"
---

# OAuth2 Flow Debugger

Inspects and debugs OAuth 2.0 authorization flows including PKCE, client credentials, and device code grants. Uses jose JWT library and node-fetch to validate tokens, decode claims, and trace redirect chains.

## Installation

Choose whichever fits your setup:

1. Copy this skill folder into your local skills directory.
2. Clone the repo and symlink or copy the skill into your agent workspace.
3. Add the repo as a git submodule if you manage shared skills centrally.
4. Install it through your internal provisioning or packaging workflow.
5. Download the folder directly from GitHub and place it in your skills collection.

## Source

- [Agent Skill Exchange](https://agentskillexchange.com/skills/oauth2-flow-debugger/)