utility / Auth

OAuth 2.0 URL Builder

Build OAuth 2.0 authorization and token URLs with proper parameters.

Runs locally

LOCAL WORKBENCH

Input stays in this browser

OAuth 2.0 PKCE & URL Generator

100% Local

Auth Endpoint

Client ID

Redirect URI

Scope

PKCE Parameters (S256)

Code Verifier:

Code Challenge (SHA256):

Constructed Authorization URL

https://account.example.com/oauth/v2/authorize?response_type=code&client_id=client_app_id_99&redirect_uri=https%3A%2F%2Fmy-app.com%2Fcallback&scope=openid%20profile%20email&code_challenge=&code_challenge_method=S256&state=xyz_state_123

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Related utilities

Field notes

Before you use it

Does this actually initiate OAuth flows?+

No. It only builds the URL. You can copy it and test manually.