Modern Identity API

A modern identity lab complementing the OAuth playground with OIDC discovery, PKCE, device authorization, introspection and revocation.

Base URL: https://funapi.dev/api/identity/v1 · 6 endpoints · OpenAPI 3.1 spec and Postman collection available. New here? Read the getting started guide.

discovery

provider metadata

• GET /identity/v1/.well-known/openid-configuration — OIDC discovery document
• GET /identity/v1/jwks — Demo JSON Web Key Set

tokens

PKCE and lifecycle

• POST /identity/v1/authorize — Issue an authorization code with real PKCE (S256)
• POST /identity/v1/token — Exchange a PKCE code for scoped tokens — verifies BASE64URL(SHA256(codeVerifier)) against the stored codeChallenge
• POST /identity/v1/introspect — Introspect an access token
• POST /identity/v1/revoke — Revoke an access token

Related APIs

• Auth Playground API — OAuth 2.0 flows — client credentials, auth code, refresh & expiry.
• Webhooks API — Register callbacks, trigger events, inspect & replay deliveries.
• Protocol Lab API — Async jobs, redirects, 503/504, JSON Patch & content negotiation.
• Object Storage API — Objects, checksums, ranges & resumable uploads.

All 25 mock REST APIs