TOML ↔ JSON Converter
Convert TOML to JSON online and back. Handles tables, dotted keys, strings, numbers, booleans, and inline arrays. Local, private.
TOML ↔ JSON (common subset)
Supports tables, dotted keys, strings, ints, floats, bools, inline arrays. No multi-line strings or datetimes.
Output
{
"server": {
"host": "localhost",
"port": 8080,
"debug": true
},
"db": {
"urls": [
"a",
"b"
]
}
}How to use
- Paste input or drop a file above.
- Adjust options (delimiter, dialect, quality, ratio).
- Copy result or download — no sign-up needed.
FAQ
Full TOML spec?
Common subset: tables, keys, scalars, inline arrays. No multi-line strings or datetime types.
Is my config uploaded?
No. Conversion runs in your browser — safe for secrets.