GG·toolsdeveloper utilities · security checks · runs in your browser

Developer tools, with a security lens

Fast utilities that also tell you when something is a risk. Nothing leaves your browser.

🔑 JWT Inspector

Decode a JWT and flag alg=none, weak HMAC, and expiry.

#️⃣ Hash Generator

SHA-1 / 256 / 512 via Web Crypto — with a note on what is broken.

🔁 Encoder / Decoder

Base64 · URL · Hex, both directions.

🛡️ Password Auditor

Entropy, character pool, and common-password check.

📋 Security Headers

Paste raw HTTP response headers → a graded report.