Auth Developer
Mini-Toolkit

JWT & JWE Debugger

Decode & verify JWTs; encrypt/decrypt JWEs.

Open JWT & JWE Debugger

JWK Generator

Convert PEM <> JWK, JWK <> PEM, export JWKS for jwks_uri

Open JWK Generator

HMAC Tool

Generate & verify HMAC SHA-256/384/512 for webhooks.

Open HMAC Tool

SAML Testing Tool

Spin up a mock SAML SP to test SAML assertions.

Open SAML Testing Tool

TOTP Authenticator

Quickly test OTP codes (RFC 6238).

Open TOTP Authenticator

Password Hash Generator and Verifier

Client-side tool to generate/verify password hashes with parameters (Argon2id, bcrypt, scrypt, PBKDF2)

Open Password Hash Generator and Verifier

Base64 Decode and Encode

Easily encode or decode Base64 strings directly.

Open Base64 Decode/Encode

UUID v7 Generator & Timestamp Extractor

Generate and inspect UUID v7 values directly in your browser.

Open UUID v7 Generator

SSL Checker

Ceck any domain's SSL/TLS certificate. View expiration date, issuer, subject alternative names, and full certificate chain status

Open SSL Checker

OIDC Discovery Endpoint Explorer

Fetch and inspect any OIDC provider's .well-known/openid-configuration. View
authorization endpoints, token endpoints, JWKS, scopes, and signing algorithms.

Open SSL Checker