Authdog

Tools

Free developer tools for identity work

Browser utilities for JWTs, SAML, TLS, OAuth, and visitor signals, built for teams shipping authentication.

Search nine browser-based utilities. No account required.

Browser toolbox

Inspect, verify, and debug without leaving your browser

SSL Check

Analyze certificate validity, chain trust, and TLS configuration.

JWT Playground

Encode, decode, and inspect JWTs in the browser.

SAML Decoder

Decode and verify SAML assertions and responses.

Know Your Visitor

See your IP, location, device, and live suspect score.

JWKS Inspector

Inspect JSON Web Key Sets, key IDs, algorithms, and public keys.

OIDC Discovery Inspector

Inspect provider metadata, endpoints, scopes, and capabilities.

PKCE Generator

Generate secure verifier and challenge pairs for OAuth flows.

TOTP Generator

Generate and inspect time-based one-time passwords locally.

Webhook Signature Verifier

Verify signed webhook payloads against a shared secret.

Free trial

Request a free trial

Tell us what you're building and we'll get you set up with a trial, plus someone who can answer questions as you evaluate.

  • Full access to the platform while you evaluate it
  • Help wiring it into your stack from someone who knows it
  • Answers on SSO, SCIM, residency, and compliance requirements

We'll only use this to contact you about Authdog.

Need production-ready auth?

Use these tools to debug and inspect, then ship SSO, MFA, and access control with Authdog.

Start building