DataLensia offers a full suite of standalone tools for working with JSON. Each tool is self-contained and works entirely in your browser.

JSON Editor: Monaco-powered editor with syntax highlighting, real-time validation, and an interactive JSON tree viewer.
JSON Validator: Deeply analyze, repair, and validate JSON — including schema-based validation.
JSON Comparator: Visual diff tool for comparing two JSON structures side-by-side.
Schema Generator: Infer a JSON Schema automatically from any JSON payload.
Schema Data Generator: Generate realistic mock JSON datasets from JSON Schema definitions.

JSON Convert: Convert JSON to and from CSV, YAML, SQL, XML, TypeScript, and many more formats.
Transform Builder: Visual field mapping and transformation chains for reshaping your data.

JSON to Mermaid: Turn JSON structures into Mermaid diagrams — flowcharts, class diagrams, mind maps, and more.
JSON Flow Diagram: Explore complex JSON as an interactive, zoomable flow diagram.
Node Graph: Force-directed graph visualization for exploring JSON hierarchies and relationships.

Mock API: Generate a live, shareable REST endpoint from any JSON payload.
Data Pipelines: Visual workflow builder for creating automated data processing DAGs.

Data Explorer: Spreadsheet-like table view with filtering, sorting, column inspection, and pagination.
Notes Panel: Markdown editor for annotating datasets and documenting data workflows.