Tool overview
What is a TOML ↔ JSON Converter?
A TOML ↔ JSON converter moves configuration between TOML and JSON for tools that only accept one format.
Why use this TOML ↔ JSON tool?
Migrate Cargo, Python, or infra configs locally with immediate parse errors instead of round-tripping through scripts.
Key Features
Bidirectional convert, config-focused parsing, instant feedback, and client-side privacy.
How to Use
Follow these steps to get accurate results from the tool interface above.
- Pick TOML → JSON or JSON → TOML from the toolbar.
- Paste configuration text—tables and inline arrays are supported.
- Validate parse errors in the banner before copying output.
- Pipe JSON into YAML or schema tools for further editing.
TOML Syntax Reference
Core TOML v1.0 constructs when migrating configs to JSON.
| Feature / Context | Valid Syntax Example | Common Pitfall / Invalid Example |
|---|---|---|
| Key/value | name = "Ada" | name: "Ada"TOML uses = not : for top-level assignments. |
| Tables | [database]
host = "localhost" | [database host = "localhost"]Table headers must be on their own line in square brackets. |
| Inline arrays | tags = ["dev", "ops"] | tags = ("dev", "ops")TOML arrays use square brackets, not parentheses. |
Frequently Asked Questions
Expandable answers for common debugging bottlenecks and data privacy questions.
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Official Documentation & References
Authoritative specifications and platform documentation for this utility.