DataFormattools
ENV · Converter

JSON to .env Converter

Convert JSON objects to .env format online. Transform JSON configuration files into standard KEY=VALUE dotenv environment files.

Interactive Editor
JSON Configuration Object
0 lines · 0 B
1
Auto-executes on edit
.env Output
0 lines · 0 B
1
100% In-Browser Privacy: All conversions, formatting, and validations run purely on your machine using client-side JavaScript. Your data, code snippets, and environment variables are never transmitted to any server or recorded in logs.
Specifications

How JSON → .env Works

  • Iterates through JSON object keys.
  • Flattens nested objects or serializes values to strings.
  • Formats valid dotenv lines with uppercase keys and quoted string values.
Demonstration

Example Input & Output

Converts JSON object keys and values into standard dotenv KEY=VALUE syntax with proper value quoting.

JSON Configuration Object
{
  "APP_NAME": "DataFormatTools",
  "PORT": 3000,
  "DEBUG": false,
  "DATABASE_URL": "postgres://localhost:5432/db"
}
.env Output
APP_NAME="DataFormatTools"
PORT=3000
DEBUG=false
DATABASE_URL="postgres://localhost:5432/db"
Applications

Common Use Cases

Local Dev Setup

Convert JSON configuration templates into local .env files.

Guidelines

Key Specifications & Gotchas

Nested JSON Objects

Nested properties are flattened with underscores (e.g. DATABASE_HOST).

Questions

Frequently Asked Questions

How are nested JSON objects converted?

Nested properties are flattened using uppercase underscore notation (SECTION_KEY=value).

Related ENV & Data Format Tools

View all 41 tools →
Converter

.env → JSON

Convert .env and dotenv files to JSON online. Transform KEY=VALUE environment pairs into structured JSON objects with type inference.

Type inference (num/bool)Comment filtering
Open tool
Converter

YAML → .env

Convert YAML files to .env dotenv format online. Transform YAML configuration files into standard KEY=VALUE environment variables.

Hierarchy flatteningSNAKE_CASE conversion
Open tool
Formatter

.env Formatter

Format, beautify, and sort .env files online. Sort environment variable keys alphabetically, organize sections, and normalize dotenv quotes.

Alphabetical key sortingQuote normalization
Open tool