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TOML converter

Counter TOML → 2 formats
Drop your files here .toml

    TOML is a format designed for configuration files: it looks like INI but defines types precisely. Drop your file and choose what it becomes.

    • Free
    • No sign-up
    • Batch conversion

    Convert from TOML

    Family Give → Get What you gain
    TOML JSON API-ready data
    TOML YAML readable config file

    What is TOML?

    TOML is a format designed for configuration files: it looks like INI but defines types precisely. Rust (Cargo) and Python (pyproject) projects use it.

    Cargo.toml, pyproject.toml and app settings.

    Strengths

    • Very clear for configuration
    • Explicit date and number types

    Weaknesses

    • Gets cluttered with deep nesting
    • Has no null value
    TOML at a glance
    Full nameTom's Obvious, Minimal Language
    Created byTom Preston-Werner
    Year2013
    Extensions.toml
    MIMEapplication/toml
    FamilyData

    Convert to TOML

    Family Give → Get What you gain
    JSON TOML strictly typed config · nested fields unfolded
    YAML TOML strictly typed config · indented structure kept

    Frequently asked questions

    What is TOML?

    TOML is a format designed for configuration files: it looks like INI but defines types precisely. Rust (Cargo) and Python (pyproject) projects use it.

    What is TOML used for?

    Cargo.toml, pyproject.toml and app settings.

    Which formats can TOML be converted to?

    On this page TOML files convert to JSON, YAML. JSON, YAML files can also be turned into TOML.

    How long does a conversion take?

    Most files convert in a few seconds. Long videos and documents with many pages can take a few minutes; the row shows the progress.