TOML to .env
Convert TOML configuration files to .env format. Nested tables become PREFIX_KEY=VALUE pairs.
TOML to .env conversion
Many deployment platforms (Docker, Kubernetes, Heroku, Vercel) use .env files for configuration. This converter flattens TOML nested tables into PREFIX_KEY=VALUE pairs using underscore-separated uppercase keys. For example, a [database] section with a host key becomes DATABASE_HOST. Arrays are serialized as JSON strings. All processing runs entirely in your browser.
Private & free — this tool runs entirely in your browser.
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