Does ENV Parser Validator upload my input?

No. This tool runs in your browser unless the privacy badge explicitly says a server route is required.

Can I use this for production secrets?

Avoid pasting sensitive production data into any website. Prefer local test data or redacted payloads.

env parserdotenv validator.env validatorenv to jsonPrivacy: Browser local

Parse .env files, detect duplicate or invalid variables, and preview JSON output before copying config.

Input / Output

Input, output, and copy actions stay in this main surface. Examples and reference checks are separated below.

Copy-ready output

ENV examples

Variables

Duplicates

Malformed lines

Secret-like keys

Review key names and value shape before copying config.

Line 1

APP_ENV

production

Line 2

API_URL

https://api.example.com

Line 3

FEATURE_FLAG

true

Output

Copy-ready output

Parsed variables: 3

Parsed JSON:
{
  "APP_ENV": "production",
  "API_URL": "https://api.example.com",
  "FEATURE_FLAG": "true"
}

Local session

Input state is saved only in this browser so you can restore the last workspace without an account.

Open examples, checks, and related tools only after the primary input/output flow is done.

Guides

Starting points for this utility

APP_ENV=production
API_URL=https://api.example.com

export FEATURE_FLAG=true
TIMEOUT_MS=5000

SECRET_KEY="redacted value"

Data

Check duplicate keys before copying a merged .env block into CI or hosting settings.
Review parsed JSON output to confirm booleans, URLs, spaces, and quoted strings were read as intended.
Remove real secrets, production tokens, and private hosts before using a browser utility.