JSON to .env Converter
Convert nested JSON config into .env variables.
Works Offline
Privacy First
No Login
No API
JSON input
.env output
About the JSON to .env Converter
Turn a nested JSON configuration object into flat .env style environment variables, with keys converted to SCREAMING_SNAKE_CASE and nested paths joined by underscores.
Examples
Nested config
{"db":{"port":5432}}Output
DB_PORT=5432Keyboard shortcuts
- Copy the main outputCtrl / ⌘ + Shift + C
- Download the resultCtrl / ⌘ + S
- Share this toolCtrl / ⌘ + Shift + S
- Reset the inputsAlt + R
- Open the tool search paletteCtrl / ⌘ + K
Related tools
Yaml Json Converter
Converters
Convert YAML to JSON and JSON to YAML.
Android strings.xml ↔ JSON Converter
Converters
Convert Android string resources to JSON and back.
Csv To Json
Converters
Convert between CSV and JSON with delimiter and header options.
Csv To Markdown Table
Converters
Convert CSV into a Markdown or HTML table with alignment options.
CSV to SQL INSERT
Converters
Generate SQL INSERT statements from CSV data.
CSV to XML
Converters
Convert CSV data into well-formed XML with custom tag names.
Frequently asked questions
Version 1.0.0 · Updated 2026-08-09 · Runs entirely in your browser