Developer Tools

Encode text to Base64 or decode Base64 to text.

Encode or decode URL-safe Base64 without padding.

Minify small CSS snippets by removing comments and extra whitespace.

Escape HTML entities or convert entities back to text.

Run jq-style queries against JSON input.

Format or compact JSON with validation.

Convert JSONL records to a JSON array or a JSON array to JSONL.

Validate JSON against a JSON Schema document.

Parse URL query strings into JSON.

Escape text for safe use inside a regular expression.

Test a Go regular expression against sample text.

Format compact SQL into a readable keyword-based layout.

Encode or decode URL query text.

Break a URL into scheme, host, path, query, and fragment.

Generate one or more UUID v4 values.

Validate whether a value is a correctly formatted UUID.

Format compact XML into readable indented XML.