.env Editor
Edit, validate, and export .env files with masked secrets and duplicate-key detection.
Free & unlimited
All processing happens in your browser. No data is sent to any server.
About this tool
- 1
Upload or paste
Upload a .env file or paste its contents into the editor.
- 2
Edit values
View, edit, add, or delete key-value pairs in the visual table.
- 3
Check for issues
The validator highlights duplicate keys, empty values, and invalid formats.
- 4
Export
Download as .env, copy as JSON, Docker --env, or YAML format.
- Values are masked by default for security - click the eye icon to reveal them.
- Group by prefix automatically organizes variables like DB_HOST, DB_PORT under "DB".
- Compare mode lets you diff two .env files to spot differences.
- Visual key-value table
- Validation warnings
- Group by prefix
- Masked values
- Multiple export formats
- Compare mode
- Template generation
- Editing .env files without a text editor
- Validating .env files for issues before deployment
- Converting .env to JSON or YAML for different tools