📄 DevOps
.env File Parser & Validator
Paste a .env file to detect syntax errors, duplicate keys, empty values, accidentally exposed secrets and common misconfigurations. Also displays a clean parsed view of all variables with type inference.
📖 How to Use This Tool
▼
1
Paste your
.env file contents into the editor2
Validation runs automatically — errors, warnings and info appear
3
Detects duplicates, syntax errors, exposed secrets (AWS keys, Stripe keys, etc.)
4
Toggle Mask values to hide sensitive data in the parsed table
📝 Examples
Valid .env
Input: NODE_ENV=production
PORT=3000
Output: ✅ 2 variables, no issues
Duplicate key
Input: PORT=3000
PORT=4000
Output: ❌ Duplicate key: PORT — second value overrides
📋 Paste .env Contents
Privacy: Your
.env file is parsed entirely in JavaScript in your browser. Secret values never leave your device. Sensitive-looking values are masked by default.