How to use this tool
Paste an XML document and choose formatting or structural validation.
A quick example
Nested plant and water elements are placed on indented lines.
Supported formats & limitations
No external entities, DTDs or schema validation. DOCTYPE and ENTITY declarations are rejected. Formatting changes layout; preserve original mixed-content documents when whitespace is significant. Limit: 1 MiB.
Does this tool upload my input?
No. Tool processing happens in your browser. Your input and result are not automatically saved. The host may still receive ordinary page access logs.Read about privacy.