Env Var Checker

// compare .env.example vs .env, detect leaked secrets and missing vars

Paste your .env.example and your actual .env. The tool reports what's missing, what's extra, and what looks like a real secret committed to .env.example. Heuristics flag values that look like API keys, JWTs, private keys, or production-shaped credentials. Browser only.

.env.example (committed reference)

.env (your actual file)

Missing in .env

    Extra in .env (not in example)

      Possible leaked secrets in .env.example

        Placeholder values in .env