Yes, completely free. Escape and unescape text with no sign-up.
Escape when embedding text inside JSON strings, HTML attributes or content, or URL query/path segments to avoid syntax errors or security issues.
No. All escaping and unescaping happens in your browser.
Encode and decode URL components and full URLs. Parse query strings and path segments.
Format and validate JSON with syntax highlighting. Minify, prettify, sort keys. All processing in your browser.
Encode and decode HTML entities: named ( , ©) and numeric ( ,  ). Extends basic escape with full entity support.