envdiff 🔀

Compare two .env files and show the differences.

Spot missing keys, changed values, and extra variables between environments at a glance.

Install

go install github.com/clarabennettdev/envdiff@latest

Usage

envdiff .env.dev .env.prod

Output

+ SENTRY_DSN         (only in .env.prod)
- DEBUG_MODE          (only in .env.dev)
~ DATABASE_URL        (values differ)
~ REDIS_HOST          (values differ)

Symbol	Meaning
+	Key only in second file
-	Key only in first file
~	Key in both, values differ

Use Cases

• Verify staging matches production before deploy
• Audit .env.example against real configs
• Catch missing environment variables in CI

License

MIT