JSON Tools
Privacy-first processing. Beautify, format, validate, evaluate, repair, and convert JSON data in your browser.
JSON Formatter & Validator
Beautify, format, minify, and validate JSON code.
JSON Validator
Validate JSON syntax and get plain-English hints for errors.
JSON Diff
Compare two JSON structures to find added, removed, or changed fields.
JSON Viewer
Explore JSON documents in an interactive, searchable tree view.
JSON Editor
Write, validate, and edit JSON with a side-by-side tree representation.
NDJSON Viewer
Parse and explore Newline Delimited JSON logs line-by-line.
JSON Minifier
Minify and compress JSON strings to their minimum payload size.
Flatten JSON
Convert nested JSON to flat dot-notation key-value pairs.
Unflatten JSON
Reconstruct nested JSON structures from flat dot-notation key-value pairs.
JSON Size & Depth Stats
Analyse JSON size, nesting depth, key count, and data type distribution.
Sort JSON Keys
Sort JSON object keys alphabetically (ascending or descending) recursively.
JSON Escape & Unescape
Escape special characters in JSON or unescape stringified payloads.
JSON Repair Tool
Repair malformed JSON strings automatically (quotes, trailing commas, brackets).
JSONPath Evaluator
Query and extract properties from JSON objects using JSONPath queries.
JSON Schema Generator
Generate drafts of JSON schemas directly from sample JSON instances.
JSON to YAML Converter
Convert JSON structures to readable YAML output.
YAML to JSON Converter
Convert YAML structures to standard JSON fields.
JSON to XML Converter
Convert JSON structures to standard XML node structures.
XML to JSON Converter
Convert XML documents to structured JSON payloads.
JSON to TOML Converter
Convert JSON structures to readable TOML tables.
TOML to JSON Converter
Convert TOML documents to structured JSON trees.
JSON to HTML Table
Convert JSON arrays of objects to clean HTML tables.
JSON to Markdown Table
Convert JSON arrays of objects to standard Markdown tables.
JSON to SQL Converter
Convert JSON arrays of objects to SQL INSERT statements.
JSON Schema Validator
Validate JSON payloads against drafts of JSON schemas.
Schema Mock Generator
Generate mock JSON sample data from a JSON schema.
JSON to TypeScript
Convert JSON objects to clean TypeScript interface definitions.
JSON to Python Dataclass
Convert JSON structures to Python dataclass class structures.
JSON to Go Struct
Convert JSON structures to Go struct formats with JSON tags.
JMESPath Evaluator
Query JSON files interactively using JMESPath syntax expressions.
JSON Merge
Deep-merge two JSON objects and concatenate overlapping arrays.
jq Playground
Query, filter, slice, and transform JSON payloads using jq syntax.
More coming soon
We are building new browser-based tools every week.