API Tools

Convert a JSON array of objects to CSV format with automatic header detection.

Convert a JSON object or array to well-formed XML with configurable root element.

Convert a JSON object to YAML with clean formatting and optional sort keys.

Convert a JSON object to TOML configuration format.

Parse CSV text into a JSON array of objects using the header row as keys.

Parse XML into a JSON object with configurable attribute handling.

Parse YAML into a JSON object using safe_load for security.

Parse TOML configuration into a JSON object.

Render Markdown to HTML with support for tables, fenced code, and footnotes.

Convert HTML back to clean Markdown using tag-to-syntax mapping.

Strip all HTML tags and return plain text content with preserved whitespace.

Validate a JSON document against a JSON Schema (draft 2020-12).

Lint CSV for inconsistent column counts, encoding issues, and quoting errors.

Validate XML well-formedness and optionally against an XSD schema.

Flatten a nested JSON object into dot-notation key-value pairs.

Unflatten dot-notation key-value pairs back into a nested JSON object.

Encode a string or binary data to Base64.

Decode a Base64 string back to plain text or binary data.

Percent-encode a string for safe use in URLs.

Decode a percent-encoded URL string back to plain text.