Config-file tools. Beautify and canonicalize a pyproject.toml or Cargo.toml, validate it before a build fails on it, diff two configs, merge them, sort keys, and convert between TOML and JSON, YAML, INI, .env or a TypeScript type.
What this kit does that a general converter doesn't.
Round-trip conversion that survives comments and table layout, plus a diff built for config review.
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Grouped the way tomlkit.org groups them. Every link opens the tool on its own site.
Inspect & transform
Convert
Generate
Reading, not tools
Format explainers and sample files published on tomlkit.org.
- What is TOML? TOML — Tom's Obvious, Minimal Language. A plain-English reference: what it is, who uses it, how it differs from JSON and YAML, an…