Beautify TOML Online — Free TOML Beautifier
Beautify TOML configs with consistent indentation. Optional comment stripping on parse-based beautify — see FAQ.
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TOML Beautification
Beautify TOML online.
Features
Format with indent control (comments not preserved on parse).
Beautify TOML
Format with indent control (comments not preserved on parse).
Basic example
TOML source
[package]
name="fastminify"
version="1.0.0"
Beautified TOML
[package]
name = "fastminify"
version = "1.0.0"
Options
Remove Comments
When true, parse+stringify drops # comment lines. When false, whitespace-only minify may preserve comments.
Parse path drops comments; whitespace path may keep them
TOML conversion helpers
Use JSON → TOML, TOML → JSON, YAML → TOML or TOML → YAML for format conversion.
FAQ — Beautify TOML
Beautification
Why did comments disappear?
TOML parse drops # comments — documented limitation.
Minify instead?
Use TOML minifier with removeComments: false to keep # lines when possible.
pyproject.toml?
Same formatter works for Python project metadata — review PEP 621 fields after formatting.
Looking for converters, encoders, formatters, and minifiers in one place? Developer tools hub Open the curated developer tools catalogue.