Validate JSON data against a JSON Schema. Supports Draft 4, 6, 7, and 2020-12 with detailed error reporting and line-level feedback.
JSON Schema is a vocabulary that allows you to annotate and validate JSON documents. It describes the structure, types, and constraints of your data.
This tool performs basic structural validation compatible with JSON Schema patterns. For full draft-specific validation, use a dedicated library.
Yes, all validation happens in your browser. No data is sent to any server.