JSON Formatter
Format, compact or repair JSON while preserving number precision.
Edit code in Input, click Edit in the tree, or double-click a table/grid cell. Use /- to append to an array.
Explore JSON Tools
JSON Formatter
Format, compact or repair JSON while preserving number precision.
Format & Validate ↗JSON Editor
Edit one document as code, a tree, a table or a grid.
Format & Validate ↗JSON Validator
Check JSON syntax and locate parsing errors.
Format & Validate ↗JSON Repair
Fix quotes, commas, comments and Python-style literals.
Format & Validate ↗JSON Schema Validator
Validate a document against a supplied JSON Schema.
Format & Validate ↗JWT Decoder & Verifier
Inspect JWT claims or verify a signature with your own key.
Format & Validate ↗JSON Viewer
Read JSON with syntax colors and collapsible structure.
View & Explore ↗JSON File Viewer
Open JSON, CSV, Excel or ZIP files locally and choose a document.
View & Explore ↗JSON Tree Viewer
Search, expand and collapse nested JSON.
View & Explore ↗JSON Table Viewer
Sort and filter JSON object arrays in a table.
View & Explore ↗JSON Grid Viewer
Explore nested objects and arrays cell by cell.
View & Explore ↗JSON Graph Viewer
Pan, zoom and fold a JSON node diagram; export SVG.
View & Explore ↗JSONL Viewer
Read JSONL / NDJSON records while reporting malformed lines.
View & Explore ↗JSON Diff Checker
Compare documents and list added, removed or changed values.
Compare & Search ↗JSON Search & Replace
Find keys, string values or paths and replace matching text.
Compare & Search ↗JSONPath Tester
Evaluate JSONPath selections and inspect matching paths and values.
Compare & Search ↗JSON to YAML
Create readable YAML from JSON.
Convert ↗YAML to JSON
Parse YAML and export a JSON document.
Convert ↗JSON to CSV
Export an array of objects as CSV.
Convert ↗CSV to JSON
Read CSV, TSV or Excel rows as a JSON array.
Convert ↗JSON to Excel
Download a real XLSX workbook from JSON rows.
Convert ↗Excel to JSON
Choose an XLSX/XLS workbook and export its worksheets.
Convert ↗JSON to Markdown
Generate Markdown tables or nested lists.
Convert ↗JSON to XML
Build XML elements, attributes and text from JSON.
Convert ↗XML to JSON
Read XML elements and attributes into JSON.
Convert ↗JSON Stringify & Escape
Escape raw text into a JSON string or decode it.
Convert ↗JSON to TypeScript
Infer TypeScript types from JSON samples.
Convert ↗Base64 Encoder / Decoder
Encode and decode Unicode text as Base64.
Convert ↗JSON to XSD
Infer an XML Schema from a JSON sample.
XML & Schema ↗XML to XSD
Infer element and attribute types from XML.
XML & Schema ↗XSD to JSON
Create a sample JSON document from XML Schema.
XML & Schema ↗XSD to XML
Generate sample XML from XML Schema.
XML & Schema ↗XML / JSON / XSD Converter
Convert one source into two formats side by side.
XML & Schema ↗No matching tools.
Three steps, no uploads
Choose a tool, paste or open your data, then copy or download the result. File contents and verification keys are kept only in this page's memory.
Views show bounded previews for large documents; downloads contain the full processed output. Some conversions infer structure from samples and cannot preserve every format-specific feature.
How to minify JSON
Paste valid JSON and choose Minify in the Mode control. Run the tool, then copy or download the compact result. Minification removes unnecessary whitespace while preserving the data. Choose Beautify when you need readable indentation; use Repair and format only when the input needs corrections, and review the result.