Environment Variable Validator
Validate .env files, check for issues, and ensure security. Catch problems before they reach production!
Paste your .env content and validate
Features
- Format validation
- Secret detection
- Duplicate check
- Best practices
- Template generator
How to Use
- 1Paste your .env content
- 2Click validate
- 3Fix any errors
- 4Check warnings
Frequently Asked Questions
What makes a valid .env file?
KEY=value format, uppercase keys, no spaces around =, and proper quoting for values with spaces.
Is my data secure?
Yes! Everything runs in your browser. Nothing is sent to any server.