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.env to JSON Converter

Convert a .env (dotenv) file into structured JSON with quote, comment, and escape handling

Input
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Output

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What is .env to JSON Converter

Last reviewed:

JSON (JavaScript Object Notation) is a lightweight, human-readable data format used almost everywhere on the web for APIs, config files, and log output.

`.env` to JSON Converter parses a dotenv file and produces a JSON object of string values. It handles `#` comments, optional `export` prefixes, single and double quoted values, and common escape sequences (`\n`, `\r`, `\t`, `\"`).

Perfect for debugging, migrating config into JSON-based schemas, or feeding environment variables into tools that accept JSON.

Why use it

  • Migrate .env files into JSON schemas.
  • Feed env into tools that expect JSON.
  • Audit secrets files without shells.
  • Produce docs tables from .env content.
  • Round-trip with future JSON → .env tools.

Features

  • # comments (line + trailing) stripped
  • Quoted & escape-aware parsing
  • `export` prefix handled
  • String-valued output
  • Client-side .env to JSON Converter workflow, no servers involved

How to use .env to JSON Converter

  1. Paste .env. Comments and quotes are OK.
  2. Run. Get clean JSON output.
  3. Copy. Paste into your JSON consumer.

Example (before/after)

.env

# Database
export DATABASE_URL="postgres://localhost:5432/app"
PORT=3000
FEATURE_FLAG=on  # toggle

JSON

{
  "DATABASE_URL": "postgres://localhost:5432/app",
  "PORT": "3000",
  "FEATURE_FLAG": "on"
}

Common errors

Multi-line values

Backslash-continued values aren't supported.

Fix: Inline multi-line values onto a single line.

Interpolation

${VAR} interpolation isn't expanded.

Fix: Resolve interpolation before converting.

FAQ

Does it strip comments?

Yes — both full-line and trailing ` # …` comments are stripped.

Does it respect `export`?

Yes — the `export` prefix is ignored.

What values get quoted?

All JSON values are strings — integers and booleans are preserved as strings for fidelity.

Does it interpolate ${VAR}?

No — pre-resolve interpolation before converting.

Is input uploaded?

No — the conversion is client-side.

Related tools

Pair with JSON tools and environment helpers. You can also browse the full Data Converters category for more options.